Daptomycin in Sodium Chloride 500 mg/50mL Injection, Solution
🆔 Identity & classification
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🏷️ RxNorm drug class
This medicine belongs to the Lipopeptide Antibacterial class.
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🏭 Manufacturer & labeler
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🩺 Clinical
- Daptomycin only comes as an intravenous (IV) medication — there is no pill form. It needs to go directly into your bloodstream to reach the serious infection it's treating, like a...
- Why am I getting daptomycin by IV instead of a pill?
- It depends on what's being treated. For complicated skin infections, treatment usually lasts 7 to 14 days. For a bloodstream infection, it can be 2 to 6 weeks. Your doctor will dec...
- How long will I need to be on this antibiotic?
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🧪 Inactive Ingredients / Excipients
Inactive ingredients, also called excipients, are components of the drug product other than the active ingredient. They may include fillers, dyes, coatings, preservatives, flavors, or other formulation ingredients.
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450 mg / 50 mL
UNII 451W47IQ8X
Sodium chloride is common table salt. It's used in medicines as a buffer to maintain proper pH, as a filler to add bulk, or to adjust the osmotic balance in liquid formulations.
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27.5 mg / 50 mL
UNII 22ADO53M6F
A mineral salt derived from phosphoric acid, used as a buffer to maintain the pH balance of the medication and help stabilize the active ingredients.
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25 mg / 50 mL
UNII 593YOG76RN
A salt made from sodium and phosphate that helps regulate acidity and maintain proper pH balance in the medicine. It also acts as a buffer to keep the product stable.
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UNII 059QF0KO0R
Water is a liquid solvent that dissolves and mixes ingredients together in liquid medicines, syrups, and injections. It helps distribute the active drug evenly throughout the product.
4 inactive ingredients listed in the exact product block matched to this NDC.
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ingredient classCode="IACT" elements from the exact product block matched by this NDC. Label-section narrative from DailyMed / the openFDA label index is shown separately when available.Inactive ingredient FAQ
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💲 Pricing
A drug doesn't have one price. Each row is a different public payment system, and none is what you'd pay at the counter — that depends on your insurance. The ⓘ on each row explains what it measures.
| Price system | Per mL | Per package |
|---|---|---|
| Retail pharmacies payNADAC · weekly | Not in the retail survey — common for institutional, discontinued, or low-volume packs. | |
| Medicaid paysCMS SDUD · 12 mo | $0.7857 | $942.84 / 1200 ml |
| Medicare drug plans payPart D · quarterly | No Part D plan price is available for this NDC in our data. | |
| Medicare Part B allowsASP · J0874 | $0.060 / J0874 unit | — |
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🧾 Billing & reimbursement
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🔁 Therapeutic equivalents
| Product | Labeler | Pack | NADAC/unit | TE | Status | Price vs. this |
|---|---|---|---|---|---|---|
| Daptomycin in Sodium Chloride 500 mg/50mLthis 00338-0714-24 | Baxter | 50 ml | — | — | FDA listed | — |
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⏳ Availability & generic status
We did not find an FDA-approved generic match for this exact strength, form and route. Patent/protection dates below may affect future generic timing.
Why the date isn’t exact: Generic timing can change because patents may be challenged, settled, licensed, added, removed, or worked around with a narrower label — and FDA approval does not always mean a pharmacy can get the generic today.
🛈 What do these terms mean?
- Patent
- Legal protection listed in the Orange Book that may delay generic approval or launch. Issued by the U.S. Patent & Trademark Office.
- Substance patent
- Covers the active drug molecule itself — the hardest to design around. A generic generally can’t launch until it expires.
- Formulation (product) patent
- Covers a specific formulation or dosage form. A generic can sometimes work around it with a different formulation.
- Method-of-use patent
- A patent covering one specific approved use of the drug — not necessarily the whole molecule. A generic can sometimes launch with a “skinny label” that carves out the protected use and keeps the others.
- Skinny label
- A generic label that omits a still-patented use when the FDA allows it — letting a generic reach the market for the unprotected uses.
- Exclusivity
- FDA-granted marketing protection, separate from patents — e.g. 5-yr new chemical entity, 7-yr orphan drug, or a +6-month pediatric extension.
- Paragraph IV
- A generic applicant’s formal challenge to a listed patent. It can potentially lead to earlier generic entry, but often involves litigation or a settlement.
- RLD / RS
- Reference Listed Drug — the brand product the FDA uses as the reference for generic applications. Reference Standard — the product the FDA expects generics to compare against in bioequivalence testing.
- TE / AB rating
- FDA therapeutic-equivalence rating. An AB rating generally means the FDA considers a generic therapeutically equivalent to — and substitutable for — the brand.
- LOE (loss of exclusivity)
- The latest patent or exclusivity currently listed — the loss-of-exclusivity / latest-listed-protection date shown on this page. Paragraph-IV challenges and settlements can move the real date earlier; FDA approval and a manufacturer’s decision to market can move it later.
Built from the FDA Orange Book. The bars above are scaled to each protection’s expiry; the red LOE marker is the last one to lapse.
| Patent | Type | Use code | Expires |
|---|---|---|---|
| US 11173189 ↗ | Method of use | U-3294 | Mar 11, 2041 |
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🗺️ Medicaid utilization & spend
📦 Packaging — all sizes for this product
| Package NDC | Description | Marketing start | Status |
|---|---|---|---|
| 00338-0714-24 You're viewing this | 24 BAG in 1 CARTON (0338-0714-24) / 50 mL in 1 BAG | 2023-02-27 | Active |
🧭 About this NDC listing & data coverage
What data is (and isn’t) available for this NDC — tap to expand
| NDC identity (package / product / labeler codes) | ✓ Available |
| Labeler | ✓ Available |
| Product & package description | ✓ Available |
| Marketing category & status | ✓ Available |
| Active ingredient / dosage form / route | ✓ Available |
| FDA label (SPL via DailyMed) | ✓ Available |
| Package photos | — Not published for this NDC No photo available yet for this listing. |
| Inactive ingredients (structured) | ✓ Available |
| NADAC pharmacy acquisition price (CMS) | — Not published for this NDC CMS publishes NADAC only for NDCs reported in its retail-pharmacy survey. |
| Orange Book / therapeutic-equivalence data | ✓ Available |
| HCPCS J-code billing crosswalk | ✓ Available |
| Medicaid utilization (CMS SDUD) | ✓ Available |
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📄 Full prescribing information FDA SPL
🎯 Indications and Usage ▾
1 INDICATIONS AND USAGE Daptomycin in Sodium Chloride Injection is a lipopeptide antibacterial indicated for the treatment of: • Complicated skin and skin structure infections (cSSSI) in adult and pediatric patients (1 to 17 years of age) for whom appropriate dosing can be achieved ( 1.1 ) and, • Staphylococcus aureus bloodstream infections (bacteremia), in adult patients for whom appropriate dosing can be achieved, including those with right-sided infective endocarditis, ( 1.2 ) • Staphylococcus aureus bloodstream infections (bacteremia) in pediatric patients (1 to 17 years of age) for whom appropriate dosing can be achieved.
( 1.3 ) Limitations of Use • Daptomycin in Sodium Chloride Injection is not indicated for the treatment of pneumonia. ( 1.4 ) • Daptomycin in Sodium Chloride Injection is not indicated for the treatment of left-sided infective endocarditis due to S. aureus. ( 1.4 ) • Daptomycin in Sodium Chloride Injection is not recommended in pediatric patients younger than one year of age due to the risk of potential effects on muscular, neuromuscular, and/or nervous systems (either peripheral and/or central) observed in neonatal dogs.
( 1.4 ) To reduce the development of drug-resistant bacteria and maintain the effectiveness of Daptomycin in Sodium Chloride Injection and other antibacterial drugs, Daptomycin in Sodium Chloride Injection should be used to treat or prevent infections that are proven or strongly suspected to be caused by bacteria. ( 1.5 )
1.1Complicated Skin and Skin Structure Infections (cSSSI) Daptomycin in Sodium Chloride Injection is indicated for the treatment of adult and pediatric patients (1 to 17 years of age) for whom appropriate dosing can be achieved, with complicated skin and skin structure infections (cSSSI) caused by susceptible isolates of the following Gram-positive bacteria: Staphylococcus aureus (including methicillin-resistant isolates), Streptococcus pyogenes, Streptococcus agalactiae, Streptococcus dysgalactiae subsp. equisimilis, and Enterococcus faecalis (vancomycin-susceptible isolates only).
1.2Staphylococcus aureus Bloodstream Infections (Bacteremia) in Adult Patients, Including Those with Right-Sided Infective Endocarditis, Caused by Methicillin-Susceptible and Methicillin-Resistant Isolates Daptomycin in Sodium Chloride Injection is indicated for the treatment of adult patients for whom appropriate dosing can be achieved, with Staphylococcus aureus bloodstream infections (bacteremia), including adult patients with right-sided infective endocarditis, caused by methicillin-susceptible and methicillin-resistant isolates.
1.3Staphylococcus aureus Bloodstream Infections (Bacteremia) in Pediatric Patients (1 to 17 Years of Age) Daptomycin in Sodium Chloride Injection is indicated for the treatment of pediatric patients (1 to 17 years of age) for whom appropriate dosing can be achieved with Staphylococcus aureus bloodstream infections (bacteremia).
1.4Limitations of Use Daptomycin in Sodium Chloride Injection is not indicated for the treatment of pneumonia. Daptomycin in Sodium Chloride Injection is not indicated for the treatment of left-sided infective endocarditis due to S. aureus . The clinical trial of daptomycin for injection in adult patients with S. aureus bloodstream infections included limited data from patients with left-sided infective endocarditis; outcomes in these patients were poor [see Clinical Studies (14.2) ].
Daptomycin for injection has not been studied in patients with prosthetic valve endocarditis. Daptomycin in Sodium Chloride Injection is not recommended in pediatric patients younger than 1 year of age due to the risk of potential effects on muscular, neuromuscular, and/or nervous systems (either peripheral and/or central) observed in neonatal dogs [see Warnings and Precautions (5.7) and Nonclinical Toxicology (13.2) ] .
1.5Usage Appropriate specimens for microbiological examination should be obtained in order to isolate and identify the causative path…
⏱️ Dosage and Administration ▾
2 DOSAGE AND ADMINISTRATION If a dose of Daptomycin in Sodium Chloride Injection is required that does not equal 350 mg, 500 mg, 700 mg or 1,000 mg, this product is not recommended for use and an alternative formulation of daptomycin should be considered. ( 2.1 ) Adult Patients • Administer to adult patients intravenously by infusion over a 30-minute period. ( 2.1 , 2.7 ) • Recommended dosage regimen for adult patients ( 2.2 , 2.4 , 2.6 ): Creatinine Clearance (CL CR ) Dosage Regimen cSSSI For 7 to 14 days S. aureus Bacteremia For 2 to 6 weeks ≥30 mL/min 4 mg/kg once every 24 hours 6 mg/kg once every 24 hours <30 mL/min, including hemodialysis and CAPD 4 mg/kg once every 48 hours* 6 mg/kg once every 48 hours* *Administered following hemodialysis on hemodialysis days.
Pediatric Patients • Administer to pediatric patients intravenously by infusion over a 30- or 60-minute period, based on age. ( 2.1 , 2.7 ) • Recommended dosage regimen for pediatric patients (1 to 17 years of age) with cSSSI, based on age ( 2.3 ): Age group Dosage* Duration of therapy 12 to 17 years 5 mg/kg once every 24 hours infused over 30 minutes Up to 14 days 7 to 11 years 7 mg/kg once every 24 hours infused over 30 minutes 2 to 6 years 9 mg/kg once every 24 hours infused over 60 minutes 1 to less than 2 years 10 mg/kg once every 24 hours infused over 60 minutes *Recommended dosage is for pediatric patients (1 to 17 years of age) with normal renal function.
Dosage adjustment for pediatric patients with renal impairment has not been established. • Recommended dosage regimen for pediatric patients (1 to 17 years of age) with S. aureus bacteremia, based on age ( 2.5 ): Age group Dosage* Duration of therapy 12 to 17 years 7 mg/kg once every 24 hours infused over 30 minutes Up to 42 days 7 to 11 years 9 mg/kg once every 24 hours infused over 30 minutes 1 to 6 years 12 mg/kg once every 24 hours infused over 60 minutes *Recommended dosage is for pediatric patients (1 to 17 years of age) with normal renal function.
Dosage adjustment for pediatric patients with renal impairment has not been established.
2.1Important Administration Duration Instructions If a dose of Daptomycin in Sodium Chloride Injection is required that does not equal 350 mg, 500 mg, 700 mg or 1,000 mg, this product is not recommended for use and an alternative formulation of daptomycin should be considered. Adult Patients: Administer the appropriate dose of Daptomycin in Sodium Chloride Injection to adult patients by intravenous infusion over a thirty (30) minute period [see Dosage and Administration (2.2 , 2.4 , 2.7) ] . Pedatric Patients (1 to 17 Years of Age) • Pediatric Patients 7 to 17 years of Age: Administer Daptomycin in Sodium Chloride Injection intravenously by infusion over a 30-minute period [see Dosage and Administration (2.3 , 2.5 , 2.7) ]. • Pediatric Patients 1 to 6 years of Age: Administer Daptomycin in Sodium Chloride Injection intravenously by infusion over a 60-minute period [see Dosage and Administration (2.3 , 2.5 , 2.7) ].
2.2Dosage in Adults for cSSSI Administer Daptomycin in Sodium Chloride Injection 4 mg/kg to adult patients intravenously once every 24 hours for 7 to 14 days.
2.3Dosage in Pediatric Patients (1 to 17 Years of Age) for cSSSI If a dose of Daptomycin in Sodium Chloride Injection is required that does not equal 350 mg, 500 mg, 700 mg or 1,000 mg, this product is not recommended for use and an alternative formulation of daptomycin should be considered. The recommended dosage regimens based on age for pediatric patients with cSSSI are shown in Table 1 . Administer Daptomycin in Sodium Chloride Injection intravenously once every 24 hours for up to 14 days.
Table 1. Recommended Dosage of Daptomycin in Sodium Chloride Injection in Pediatric Patients (1 to 17 Years of Age) with cSSSI, Based on Age Age Range Dosage Regimen* Duration of therapy 12 to 17 years 5 mg/kg once every 24 hours infused over 30 minutes Up to 14 days 7 to 11 years 7 mg/kg once every 24 hours…
💊 Dosage Forms and Strengths ▾
3 DOSAGE FORMS AND STRENGTHS Injection: Daptomycin in Sodium Chloride injection is a frozen, premixed, iso-osmotic, sterile, nonpyrogenic solution in the GALAXY container. • 350 mg/50 mL (7 mg/mL): Each 50 mL single-dose GALAXY container contains 350 mg daptomycin in sodium chloride. • 500 mg/50 mL (10 mg/mL): Each 50 mL single-dose GALAXY container contains 500 mg daptomycin in sodium chloride. • 700 mg/100 mL (7 mg/mL): Each 100 mL single-dose GALAXY container contains 700 mg daptomycin in sodium chloride. • 1,000 mg/100 mL (10 mg/mL): Each 100 mL single-dose GALAXY container contains 1,000 mg daptomycin in sodium chloride. • Injection: 350 mg/50 mL (7 mg/mL), 500 mg/50 mL (10 mg/mL), 700 mg/100 mL (7 mg/mL), and 1,000 mg/100 mL (10 mg/mL) in single-dose GALAXY Container.
(3)
⛔ Contraindications ▾
4 CONTRAINDICATIONS Daptomycin in Sodium Chloride Injection is contraindicated in patients with known hypersensitivity to daptomycin [see Warnings and Precautions (5.1) ]. • Known hypersensitivity to daptomycin (4)
⚠️ Warnings and Cautions ▾
5 WARNINGS AND PRECAUTIONS • Anaphylaxis/hypersensitivity reactions (including life-threatening): Discontinue Daptomycin in Sodium Chloride Injection and treat signs/symptoms. (5.1) • Myopathy and rhabdomyolysis: Monitor CPK levels and follow muscle pain or weakness; if elevated CPK or myopathy occurs, consider discontinuation of Daptomycin in Sodium Chloride Injection. (5.2) • Eosinophilic pneumonia: Discontinue Daptomycin in Sodium Chloride Injection and consider treatment with systemic steroids.
(5.3) • Drug Reaction with Eosinophilia and Systemic Symptoms (DRESS): Discontinue Daptomycin in Sodium Chloride Injection and institute appropriate treatment. (5.4) • Tubulointerstitial Nephritis (TIN): Discontinue Daptomycin in Sodium Chloride Injection and institute appropriate treatment. (5.5) • Peripheral neuropathy: Monitor for neuropathy and consider discontinuation.
(5.6) • Potential nervous system and/or muscular system effects in pediatric patients younger than 12 months: Avoid use of Daptomycin in Sodium Chloride Injection in this age group. (5.7) • Clostridioides difficile– associated diarrhea: Evaluate patients if diarrhea occurs. (5.8) • Persisting or relapsing S. aureus bacteremia/endocarditis: Perform susceptibility testing and rule out sequestered foci of infection.
(5.9) • Decreased efficacy was observed in adult patients with moderate baseline renal impairment. (5.10)
5.1Anaphylaxis/Hypersensitivity Reactions Anaphylaxis/hypersensitivity reactions have been reported with the use of antibacterial agents, including daptomycin for injection, and may be life-threatening. If an allergic reaction to Daptomycin in Sodium Chloride Injection occurs, discontinue the drug and institute appropriate therapy [see Adverse Reactions (6.2) ].
5.2Myopathy and Rhabdomyolysis Myopathy, defined as muscle aching or muscle weakness in conjunction with increases in creatine phosphokinase (CPK) values to greater than 10 times the upper limit of normal (ULN), has been reported with the use of daptomycin for injection. Rhabdomyolysis, with or without acute renal failure, has been reported [see Adverse Reactions (6.2) ] . Patients receiving Daptomycin in Sodium Chloride Injection should be monitored for the development of muscle pain or weakness, particularly of the distal extremities.
In patients who receive Daptomycin in Sodium Chloride Injection, CPK levels should be monitored weekly, and more frequently in patients who received recent prior or concomitant therapy with an HMG-CoA reductase inhibitor or in whom elevations in CPK occur during treatment with Daptomycin in Sodium Chloride Injection. In adult patients with renal impairment, both renal function and CPK should be monitored more frequently than once weekly [see Use in Specific Populations (8.6) and Clinical Pharmacology (12.3) ]. In Phase 1 studies and Phase 2 clinical trials in adults, CPK elevations appeared to be more frequent when daptomycin for injection was dosed more than once daily.
Therefore, Daptomycin in Sodium Chloride Injection should not be dosed more frequently than once a day. Daptomycin in Sodium Chloride Injection should be discontinued in patients with unexplained signs and symptoms of myopathy in conjunction with CPK elevations to levels >1,000 U/L (~5× ULN), and in patients without reported symptoms who have marked elevations in CPK, with levels >2,000 U/L (≥10× ULN). In addition, consideration should be given to suspending agents associated with rhabdomyolysis, such as HMG-CoA reductase inhibitors, temporarily in patients receiving Daptomycin in Sodium Chloride Injection [see Drug Interactions (7.1) ].
5.3Eosinophilic Pneumonia Eosinophilic pneumonia has been reported in patients receiving daptomycin for injection [see Adverse Reactions (6.2) ]. In reported cases associated with daptomycin for injection, patients developed fever, dyspnea with hypoxic respiratory insufficiency, and diffuse pulmonary infiltrates or organizing pneumonia. In general, patients…
🤒 Adverse Reactions ▾
6 ADVERSE REACTIONS The following clinically significant adverse reactions are described elsewhere in the labeling: • Anaphylaxis/Hypersensitivity Reactions [see Warnings and Precautions (5.1) ] • Myopathy and Rhabdomyolysis [see Warnings and Precautions (5.2) ] • Eosinophilic Pneumonia [see Warnings and Precautions (5.3) ] • Drug Reaction with Eosinophilia and Systemic Symptoms [see Warnings and Precautions (5.4) ] • Tubulointerstitial Nephritis [see Warnings and Precautions (5.5) ] • Peripheral Neuropathy [see Warnings and Precautions (5.6) ] • Increased International Normalized Ratio (INR)/Prolonged Prothrombin Time [see Warnings and Precautions (5.11) and Drug Interactions (7.2) ] • Adult cSSSI Patients: The most common adverse reactions that occurred in ≥2% of adult cSSSI patients receiving daptomycin for injection 4 mg/kg were diarrhea, headache, dizziness, rash, abnormal liver function tests, elevated creatine phosphokinase (CPK), urinary tract infections, hypotension, and dyspnea.
(6.1) • Pediatric cSSSI Patients: The most common adverse reactions that occurred in ≥2% of pediatric patients receiving daptomycin for injection were diarrhea, vomiting, abdominal pain, pruritus, pyrexia, elevated CPK, and headache. (6.1) • Adult S. aureus bacteremia/endocarditis Patients: The most common adverse reactions that occurred in ≥5% of S. aureus bacteremia/endocarditis patients receiving daptomycin for injection 6 mg/kg were sepsis, bacteremia, abdominal pain, chest pain, edema, pharyngolaryngeal pain, pruritus, increased sweating, insomnia, elevated CPK, and hypertension.
(6.1) • Pediatric S. aureus bacteremia Patients: The most common adverse reactions that occurred in ≥5% of pediatric patients receiving daptomycin for injection were vomiting and elevated CPK. (6.1) To report SUSPECTED ADVERSE REACTIONS, contact Baxter Healthcare Corporation at 1-866-888-2472 or FDA at 1-800-FDA-1088 or www.fda.gov/medwatch.
6.1Clinical Trials Experience Because clinical trials are conducted under widely varying conditions, adverse reaction rates observed in the clinical trials of a drug cannot be directly compared to rates in the clinical trials of another drug and may not reflect the rates observed in practice. Clinical Trial Experience in Adult Patients Clinical trials enrolled 1,864 adult patients treated with daptomycin for injection and 1,416 treated with comparator. Complicated Skin and Skin Structure Infection Trials in Adults In Phase 3 complicated skin and skin structure infection (cSSSI) trials in adult patients, daptomycin for injection was discontinued in 15/534 (2.8%) patients due to an adverse reaction, while comparator was discontinued in 17/558 (3.0%) patients.
The rates of the most common adverse reactions, organized by body system, observed in adult patients with cSSSI (receiving 4 mg/kg daptomycin for injection) are displayed in Table 6 . Table 6. Incidence of Adverse Reactions that Occurred in ≥2% of Adult Patients in the Daptomycin for Injection Treatment Group and ≥ the Comparator Treatment Group in Phase 3 cSSSI Trials Adverse Reaction Adult Patients (%) Daptomycin for Injection 4 mg/kg (N=534) Comparator Comparator: vancomycin (1 g IV every 12h) or an anti-staphylococcal semi-synthetic penicillin (i.e., nafcillin, oxacillin, cloxacillin, or flucloxacillin; 4 to 12 g/day IV in divided doses).
(N=558) Gastrointestinal disorders Diarrhea 5.2
4.3Nervous system disorders Headache 5.4
5.4Dizziness 2.2
2.0Skin/subcutaneous disorders Rash 4.3
3.8Diagnostic investigations Abnormal liver function tests 3.0
1.6Elevated CPK 2.8
1.8Infections Urinary tract infections 2.4
0.5Vascular disorders Hypotension 2.4
1.4Respiratory disorders Dyspnea 2.1
1.6Drug-related adverse reactions (possibly or probably drug-related) that occurred in <1% of adult patients receiving daptomycin for injection in the cSSSI trials are as follows: Body as a Whole: fatigue, weakness, rigors, flushing, hypersensitivity Blood/Lymphatic System: leukocyto…
🔄 Drug Interactions ▾
7 DRUG INTERACTIONS
7.1HMG-CoA Reductase Inhibitors In healthy adult subjects, concomitant administration of daptomycin for injection and simvastatin had no effect on plasma trough concentrations of simvastatin, and there were no reports of skeletal myopathy [see Clinical Pharmacology (12.3) ]. However, inhibitors of HMG-CoA reductase may cause myopathy, which is manifested as muscle pain or weakness associated with elevated levels of creatine phosphokinase (CPK). In the adult Phase 3 S. aureus bacteremia/endocarditis trial, some patients who received prior or concomitant treatment with an HMG-CoA reductase inhibitor developed elevated CPK [see Adverse Reactions (6.1) ].
Experience with the coadministration of HMG-CoA reductase inhibitors and daptomycin for injection in patients is limited; therefore, consideration should be given to suspending use of HMG-CoA reductase inhibitors temporarily in patients receiving Daptomycin in Sodium Chloride Injection.
7.2Drug-Laboratory Test Interactions Clinically relevant plasma concentrations of daptomycin have been observed to cause a significant concentration-dependent false prolongation of prothrombin time (PT) and elevation of International Normalized Ratio (INR) when certain recombinant thromboplastin reagents are utilized for the assay. The possibility of an erroneously elevated PT/INR result due to interaction with a recombinant thromboplastin reagent may be minimized by drawing specimens for PT or INR testing near the time of trough plasma concentrations of daptomycin.
However, sufficient daptomycin concentrations may be present at trough to cause interaction. If confronted with an abnormally high PT/INR result in a patient being treated with Daptomycin in Sodium Chloride Injection, it is recommended that clinicians: 1. Repeat the assessment of PT/INR, requesting that the specimen be drawn just prior to the next Daptomycin in Sodium Chloride Injection dose (i.e., at trough concentration).
If the PT/INR value obtained at trough remains substantially elevated above what would otherwise be expected, consider evaluating PT/INR utilizing an alternative method. 2. Evaluate for other causes of abnormally elevated PT/INR results.
👥 Use in Specific Populations ▾
8 USE IN SPECIFIC POPULATIONS
8.1Pregnancy Risk Summary Limited published data on use of daptomycin for injection in pregnant women are insufficient to inform a drug-associated risk for major birth defects and miscarriage. In animal reproduction studies performed in rats and rabbits daptomycin was administered intravenously during organogenesis at doses 2 and 4–times, respectively, the recommended 6 mg/kg human dose (on a body surface area basis). No evidence of adverse developmental outcomes was observed.
The background risk of major birth defects and miscarriage for the indicated population is unknown. All pregnancies have a background risk of birth defect, loss, or other adverse outcomes. In the U.S. general population, the estimated background risk of major birth defects and miscarriage in clinically recognized pregnancies is 2-4% and 15-20%, respectively.
Data Animal Data In pregnant rats, daptomycin was administered intravenously at doses of 5, 20, or 75 mg/kg/day during the gestation days 6 to 18. Maternal body weight gain was decreased at 75 mg/kg/day. No embryo/fetal effects were noted at the highest dose of 75 mg/kg/day, a dose approximately 2-fold higher than in humans at the recommended maximum dose of 6 mg/kg (based on body surface area).
In pregnant rabbits, daptomycin was administered intravenously at doses of 5, 20, or 75 mg/kg/day during the gestation days 6 to 15. Maternal body weight gain and food consumption were decreased at 75 mg/kg/day. No embryo/fetal effects were noted at the highest dose of 75 mg/kg/day, a dose approximately 4-fold higher than in humans at the maximum recommended dose of 6 mg/kg (based on body surface area).
In a combined fertility and pre/postnatal development study, daptomycin was administered intravenously to female rats at doses of 2, 25, 75 mg/kg/day from 14-days pre-mating through lactation/postpartum day 20). No effects on pre/postnatal development were observed up to the highest dose of 75 mg/kg/day, a dose approximately 2-fold higher than the maximum recommended human dose of 6 mg/kg (based on body surface area) 1 .
8.2Lactation Risk Summary Limited published data report that daptomycin is present in human milk at infant doses of 0.1% of the maternal dose (see Data) 2,3,4 . There is no information on the effects of daptomycin on the breastfed infant or the effects of daptomycin on milk production. The developmental and health benefits of breastfeeding should be considered along with the mother’s clinical need for daptomycin for injection and any potential adverse effects on the breastfed infant from daptomycin for injection or from the underlying maternal condition.
8.4Pediatric Use The safety and effectiveness of daptomycin for injection in the treatment of cSSSI and S. aureus bloodstream infections (bacteremia) have been established in the age groups 1 to 17 years of age. Use of daptomycin for injection in these age groups is supported by evidence from adequate and well-controlled studies in adults, with additional data from pharmacokinetic studies in pediatric patients, and from safety, efficacy and PK studies in pediatric patients with cSSSI and S. aureus bloodstream infections [see Adverse Reactions (6.1) , Clinical Pharmacology (12.3) , and Clinical Studies (14.1 , 14.2) ] .
Safety and effectiveness in pediatric patients below the age of one year have not been established. Avoid use of Daptomycin in Sodium Chloride Injection in pediatric patients younger than one year of age due to the risk of potential effects on muscular, neuromuscular, and/or nervous systems (either peripheral and/or central) observed in neonatal dogs [see Warnings and Precautions (5.7) and Nonclinical Toxicology (13.2) ]. Because of the limitations of the available strengths and administration requirements (i.e., administration of fractional doses is not recommended) of Daptomycin in Sodium Chloride Injection, and to avoid unintentional overdose, this product is not recommended for use if a dose…
🤰 Pregnancy ▾
8.1Pregnancy Risk Summary Limited published data on use of daptomycin for injection in pregnant women are insufficient to inform a drug-associated risk for major birth defects and miscarriage. In animal reproduction studies performed in rats and rabbits daptomycin was administered intravenously during organogenesis at doses 2 and 4–times, respectively, the recommended 6 mg/kg human dose (on a body surface area basis). No evidence of adverse developmental outcomes was observed.
The background risk of major birth defects and miscarriage for the indicated population is unknown. All pregnancies have a background risk of birth defect, loss, or other adverse outcomes. In the U.S. general population, the estimated background risk of major birth defects and miscarriage in clinically recognized pregnancies is 2-4% and 15-20%, respectively.
Data Animal Data In pregnant rats, daptomycin was administered intravenously at doses of 5, 20, or 75 mg/kg/day during the gestation days 6 to 18. Maternal body weight gain was decreased at 75 mg/kg/day. No embryo/fetal effects were noted at the highest dose of 75 mg/kg/day, a dose approximately 2-fold higher than in humans at the recommended maximum dose of 6 mg/kg (based on body surface area).
In pregnant rabbits, daptomycin was administered intravenously at doses of 5, 20, or 75 mg/kg/day during the gestation days 6 to 15. Maternal body weight gain and food consumption were decreased at 75 mg/kg/day. No embryo/fetal effects were noted at the highest dose of 75 mg/kg/day, a dose approximately 4-fold higher than in humans at the maximum recommended dose of 6 mg/kg (based on body surface area).
In a combined fertility and pre/postnatal development study, daptomycin was administered intravenously to female rats at doses of 2, 25, 75 mg/kg/day from 14-days pre-mating through lactation/postpartum day 20). No effects on pre/postnatal development were observed up to the highest dose of 75 mg/kg/day, a dose approximately 2-fold higher than the maximum recommended human dose of 6 mg/kg (based on body surface area) 1 .
🧒 Pediatric Use ▾
8.4Pediatric Use The safety and effectiveness of daptomycin for injection in the treatment of cSSSI and S. aureus bloodstream infections (bacteremia) have been established in the age groups 1 to 17 years of age. Use of daptomycin for injection in these age groups is supported by evidence from adequate and well-controlled studies in adults, with additional data from pharmacokinetic studies in pediatric patients, and from safety, efficacy and PK studies in pediatric patients with cSSSI and S. aureus bloodstream infections [see Adverse Reactions (6.1) , Clinical Pharmacology (12.3) , and Clinical Studies (14.1 , 14.2) ] .
Safety and effectiveness in pediatric patients below the age of one year have not been established. Avoid use of Daptomycin in Sodium Chloride Injection in pediatric patients younger than one year of age due to the risk of potential effects on muscular, neuromuscular, and/or nervous systems (either peripheral and/or central) observed in neonatal dogs [see Warnings and Precautions (5.7) and Nonclinical Toxicology (13.2) ]. Because of the limitations of the available strengths and administration requirements (i.e., administration of fractional doses is not recommended) of Daptomycin in Sodium Chloride Injection, and to avoid unintentional overdose, this product is not recommended for use if a dose of Daptomycin in Sodium Chloride Injection is required that does not equal 350 mg, 500 mg, 700 mg or 1,000 mg and an alternative formulation of daptomycin should be considered [see Dosage and Administration (2.3 , 2.5) ].
Daptomycin in Sodium Chloride Injection is not indicated in pediatric patients with renal impairment because dosage has not been established in these patients. Daptomycin in Sodium Chloride Injection has not been studied in pediatric patients with other bacterial infections.
🧓 Geriatric Use ▾
8.5Geriatric Use Of the 534 adult patients treated with daptomycin for injection in Phase 3 controlled clinical trials of complicated skin and skin structure infections (cSSSI), 27% were 65 years of age or older and 12% were 75 years of age or older. Of the 120 adult patients treated with daptomycin for injection in the Phase 3 controlled clinical trial of S. aureus bacteremia/endocarditis, 25% were 65 years of age or older and 16% were 75 years of age or older. In Phase 3 adult clinical trials of cSSSI and S. aureus bacteremia/endocarditis, clinical success rates were lower in patients ≥65 years of age than in patients <65 years of age.
In addition, treatment-emergent adverse events were more common in patients ≥65 years of age than in patients <65 years of age. The exposure of daptomycin was higher in healthy elderly subjects than in healthy young adult subjects. However, no adjustment of Daptomycin in Sodium Chloride Injection dosage is warranted for elderly patients with creatinine clearance (CL CR ) ≥30 mL/min [see Dosage and Administration (2.6) and Clinical Pharmacology (12.3) ].
🆘 Overdosage ▾
10 OVERDOSAGE In the event of overdosage, supportive care is advised with maintenance of glomerular filtration. Daptomycin is cleared slowly from the body by hemodialysis (approximately 15% of the administered dose is removed over 4 hours) and by peritoneal dialysis (approximately 11% of the administered dose is removed over 48 hours). The use of high-flux dialysis membranes during 4 hours of hemodialysis may increase the percentage of dose removed compared with that removed by low-flux membranes.
🧬 Clinical Pharmacology ▾
12 CLINICAL PHARMACOLOGY
12.1Mechanism of Action Daptomycin is an antibacterial drug [see Clinical Pharmacology (12.4) ] .
12.2Pharmacodynamics Based on animal models of infection, the antimicrobial activity of daptomycin appears to correlate with the AUC/MIC (area under the concentration-time curve/minimum inhibitory concentration) ratio for certain pathogens, including S. aureus . The principal pharmacokinetic/pharmacodynamic parameter best associated with clinical and microbiological cure has not been elucidated in clinical trials with daptomycin for injection.
12.3Pharmacokinetics Daptomycin for Injection Administered over a 30-Minute Period in Adults The mean and standard deviation (SD) pharmacokinetic parameters of daptomycin at steady-state following intravenous (IV) administration of daptomycin for injection over a 30-minute period at 4 to 12 mg/kg every 24h to healthy young adults are summarized in Table 11 . Table 11. Mean (SD) Daptomycin Pharmacokinetic Parameters in Healthy Adult Volunteers at Steady-State Dose Daptomycin was administered by IV infusion over a 30-minute period.
Doses of Daptomycin in excess of 6 mg/kg have not been approved. (mg/kg) Pharmacokinetic Parameters AUC 0-24 , area under the concentration-time curve from 0 to 24 hours; t 1/2 , elimination half-life; V ss , volume of distribution at steady-state; CL T , total plasma clearance; C max , maximum plasma concentration. AUC 0-24 (mcg•h/mL) t 1/2 (h) V ss (L/kg) CL T (mL/h/kg) C max (mcg/mL) 4 (N=6) 494 (75) 8.1 (1.0) 0.096 (0.009) 8.3 (1.3) 57.8 (3.0) 6 (N=6) 632 (78) 7.9 (1.0) 0.101 (0.007) 9.1 (1.5) 93.9 (6.0) 8 (N=6) 858 (213) 8.3 (2.2) 0.101 (0.013) 9.0 (3.0) 123.3 (16.0) 10 (N=9) 1039 (178) 7.9 (0.6) 0.098 (0.017) 8.8 (2.2) 141.1 (24.0) 12 (N=9) 1277 (253) 7.7 (1.1) 0.097 (0.018) 9.0 (2.8) 183.7 (25.0) Daptomycin pharmacokinetics were generally linear and time-independent at daptomycin for injection doses of 4 to 12 mg/kg every 24h administered by IV infusion over a 30-minute period for up to 14 days.
Steady-state trough concentrations were achieved by the third daily dose. The mean (SD) steady-state trough concentrations attained following the administration of 4, 6, 8, 10, and 12 mg/kg every 24h were 5.9 (1.6), 6.7 (1.6), 10.3 (5.5), 12.9 (2.9), and 13.7 (5.2) mcg/mL, respectively. Distribution Daptomycin is reversibly bound to human plasma proteins, primarily to serum albumin, in a concentration-independent manner.
The overall mean binding ranges from 90 to 93%. In clinical studies, mean serum protein binding in adult subjects with creatinine clearance (CLCR) ≥30 mL/min was comparable to that observed in healthy adult subjects with normal renal function. However, there was a trend toward decreasing serum protein binding among subjects with CL CR <30 mL/min (88%), including those receiving hemodialysis (86%) and continuous ambulatory peritoneal dialysis (CAPD) (84%).
The protein binding of daptomycin in adult subjects with moderate hepatic impairment (Child-Pugh Class B) was similar to that in healthy adult subjects. The volume of distribution at steady-state (V ss ) of daptomycin in healthy adult subjects was approximately
0.1L/kg and was independent of dose. Elimination Metabolism In in vitro studies, daptomycin was not metabolized by human liver microsomes. In 5 healthy adults after infusion of radiolabeled 14 C-daptomycin, the plasma total radioactivity was similar to the concentration determined by microbiological assay.
Inactive metabolites were detected in urine, as determined by the difference between total radioactive concentrations and microbiologically active concentrations. In a separate study, no metabolites were observed in plasma on Day 1 following the administration of daptomycin for injection at 6 mg/kg to adult subjects. Minor amounts of three oxidative metabolites and one unidentified compound were detected in urine.
The site of metabolism has not been identified. Excretion Daptomycin is excreted primarily by the ki…
🧬 Mechanism of Action ▾
12.1Mechanism of Action Daptomycin is an antibacterial drug [see Clinical Pharmacology (12.4) ] .
📦 How Supplied / Storage and Handling ▾
16 HOW SUPPLIED/STORAGE AND HANDLING Daptomycin in Sodium Chloride Injection is supplied as a single-dose premixed frozen isosmotic sterile, nonpyrogenic solution in 50 mL or 100 mL GALAXY plastic containers as follows: Code Product Description NDC Number 2G3593 350 milligrams daptomycin in 50 mL (7 mg/mL) Supplied as 24 bags per carton 0338-0712-24 2G3594 500 milligrams daptomycin in 50 mL (10 mg/mL) Supplied as 24 bags per carton 0338-0714-24 2G3595 700 milligrams daptomycin in 100 mL (7 mg/mL) Supplied as 12 bags per carton 0338-0716-12 2G3596 1,000 milligrams daptomycin in 100 mL (10 mg/mL) Supplied as 12 bags per carton 0338-0718-12 Store in a freezer capable of maintaining a temperature of -20°C (-4°F) or below [see Dosage and Administration (2.7) ] .
Handle frozen product containers with care. Product containers may be fragile in the frozen state
📋 Description ▾
11 DESCRIPTION Daptomycin in Sodium Chloride Injection contains daptomycin, a cyclic lipopeptide antibacterial agent derived from the fermentation of Streptomyces roseosporus . The chemical name is N -decanoyl-L-tryptophyl-D-asparaginyl-L-aspartyl-L-threonylglycyl-L-ornithyl-L-aspartyl-D-alanyl-L-aspartylglycyl-D-seryl- threo -3-methyl-L-glutamyl-3-anthraniloyl-L-alanine ℇ1 -lactone. The chemical structure is: The empirical formula is C 72 H 101 N 17 O 26 ; the molecular weight is 1620.67.
Daptomycin in Sodium Chloride Injection is a single-dose frozen, premixed, iso-osmotic, sterile, nonpyrogenic solution containing either 350 milligrams or 500 milligrams of daptomycin, per 50 mL GALAXY container (PL 2040 Plastic); or 700 milligrams or 1,000 milligrams daptomycin, per 100 mL GALAXY container (PL 2040 Plastic). Daptomycin in Sodium Chloride Injection must be a clear, slightly yellow solution. Sodium Chloride, USP (0.9%) has been added to adjust osmolality.
The approximate osmolality is 320 mOsmol/kg. Monobasic Sodium Phosphate, USP and Dibasic Sodium Phosphate, USP were added as buffer agents and the pH may have been adjusted with Hydrochloric Acid, NF and/or Sodium Hydroxide, NF. Water for Injection, USP is added as drug vehicle.
Contains no preservative. The solution is intended for intravenous use after thawing to room temperature. This GALAXY container (PL 2040 Plastic) is fabricated from a specially designed multilayer plastic (PL 2040).
Solutions are in contact with the polyethylene layer of this container and can leach out certain chemical components of the plastic in very small amounts within the expiration period. However, the suitability of the plastic has been confirmed in tests in animals according to the USP biological tests for plastic containers, as well as by tissue culture toxicity studies. Daptomycin in 0.9% Sodium Chloride Structual Formula
💬 Information for Patients ▾
17 PATIENT COUNSELING INFORMATION Allergic Reactions Advise patients that allergic reactions, including serious skin, kidney, lung, or other organ reactions, could occur and that these serious reactions require immediate treatment. Patients should report any previous allergic reactions to daptomycin [see Warnings and Precautions (5.1 , 5.4 , 5.5) ]. Muscle Pain or Weakness (Myopathy and Rhabdomyolysis, Peripheral Neuropathy) Advise patients to report muscle pain or weakness, especially in the forearms and lower legs, as well as tingling or numbness [see Warnings and Precautions (5.2 , 5.6) ].
Cough, Breathlessness or Fever (Eosinophilic Pneumonia) Advise patients to report any symptoms of cough, breathlessness, or fever [see Warnings and Precautions (5.3 )]. C. difficile -Associated Diarrhea (CDAD) Advise patients that diarrhea is a common problem caused by antibacterials including daptomycin for injection that usually ends when the antibacterial is discontinued. Sometimes after starting treatment with antibacterials, including Daptomycin in Sodium Chloride Injection, patients can develop watery and bloody stools (with or without stomach cramps and fever), even as late as 2 or more months after having received the last dose of the antibacterial.
If this occurs, patients should contact their physician as soon as possible [see Warnings and Precautions (5.8) ]. Antibacterial Resistance Patients should be counseled that antibacterial drugs, including Daptomycin in Sodium Chloride Injection, should be used to treat bacterial infections. They do not treat viral infections (e.g., the common cold).
When Daptomycin in Sodium Chloride Injection is prescribed to treat a bacterial infection, patients should be told that although it is common to feel better early in the course of therapy, the medication should be administered exactly as directed. Skipping doses or not completing the full course of therapy may (1) decrease the effectiveness of the immediate treatment and (2) increase the likelihood that bacteria will develop resistance and will not be treatable by Daptomycin in Sodium Chloride Injection or other antibacterial drugs in the future.
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