Micafungin 50 mg/5mL Injection, Powder, Lyophilized, For Solution
🆔 Identity & classification
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🏷️ RxNorm drug class
This medicine belongs to the Echinocandin Antifungal class.
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🏭 Manufacturer & labeler
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🩺 Clinical
Micafungin is used to treat certain fungal infections that have caused esophagitis ( infection of the throat), spread to the bloodstream, have caused abscesses (collection of pus in body tissue) or caused peritonitis (infection of the lining of the stomach) in adults and children. It is also used to prevent fungal infections in adults and children who have undergone a hematopoietic stem cell transplant (HSCT; procedure in which certain blood cells are removed from the body and then returned to the body). Micafungin is in a class of medications called echinocandins. It works by stopping the bui...
Read the full MedlinePlus article ↗- Micafungin only comes in an injectable form — there's no tablet or capsule version. It's given directly into your vein through an IV so it gets into your bloodstream quickly and at...
- Why am I getting this medication through an IV instead of taking a pill?
- That depends on which infection you have. For bloodstream or other invasive Candida infections, treatment typically lasted around 15 days on average in clinical trials, though it c...
- How long will I need to be on micafungin?
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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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UNII XF417D3PSL
Anhydrous citric acid is a sour, crystalline powder derived from citric acid with water removed. In medicines, it acts as a buffer to control pH, adds tartness to improve taste, and helps tablets disintegrate.
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UNII EWQ57Q8I5X
Lactose monohydrate is a natural sugar derived from milk. It serves as a filler and binder in tablets and capsules, helping create the proper size, texture, and consistency of the medicine.
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UNII 55X04QC32I
A strong alkaline chemical used to adjust and maintain the pH balance of liquid medicines. It helps keep the medicine stable and ensures it stays effective during storage.
3 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 | No recent Medicaid claims on file for this NDC — rare and low-volume NDCs are suppressed in the public data. | |
| Medicare drug plans payPart D · Q2 2026 | $22.33 | $111.64 / 5 ml |
| Medicare Part B allowsASP · J2248 | $0.180 / J2248 unit | — |
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🧾 Billing & reimbursement
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🔁 Therapeutic equivalents
| Product | Labeler | Pack | NADAC/unit | TE | Status | Price vs. this |
|---|---|---|---|---|---|---|
| Micafungin 50 mg 00143-9361-01 | Hikma | 1 vial | — | AP | FDA listed | — |
| Mycamine 10 mg/mL 00469-3250-10 | Astellas | 10 vials | — | — | FDA listed | — |
| Micafungin 50 mg/5mL 25021-0190-10 | Sagent | 1 vial | — | AP | FDA listed | — |
| Micafungin 10 mg/mL 42023-0229-10 | Par | 10 vials | — | — | Discontinued | — |
| Micafungin 50 mg 42658-0022-01 | Hisun | 1 vial | — | AP | FDA listed | — |
| Micafungin 50 mg 63323-0728-10 | Fresenius | 1 vial | — | AP | FDA listed | — |
| Micafungin 10 mg/mL 67184-0589-01 | Qilu | 1 vial | — | AP | FDA listed | — |
| Micafungin 10 mg/mL 68462-0771-01 | Glenmark | 1 vial | — | AP | FDA listed | — |
| Micafungin 10 mg/mL 70377-0075-91 | Biocon | 10 vials | — | AP | FDA listed | — |
| Micafungin 10 mg/mL 70710-1724-06 | Zydus | 10 vials | — | AP | FDA listed | — |
| Micafungin 10 mg/mL 70771-1683-06 | Zydus | 10 vials | — | AP | FDA listed | — |
| Micafungin 50 mg/5mLthis 71288-0028-12 | Meitheal | 1 vial | — | AP | FDA listed | — |
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⏳ Availability & generic status
This product is an FDA-approved generic. Other versions of the same drug are listed under Therapeutic equivalents, least expensive first.
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💊 Medicaid utilization by pack size
📊 Medicare Part D spend CMS · PART D · 2026 (Q1)
🔬 Reported adverse events (FAERS)
Top reported reactions
Age at onset
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📦 Packaging — all sizes for this product
| Package NDC | Description | Marketing start | Status |
|---|---|---|---|
| 71288-0028-11 | 10 VIAL, SINGLE-DOSE in 1 CARTON (71288-028-11) / 5 mL in 1 VIAL, SINGLE-DOSE (71288-028-10) | 2022-09-28 | Active |
| 71288-0028-12 You're viewing this | 1 VIAL, SINGLE-DOSE in 1 CARTON (71288-028-12) / 5 mL in 1 VIAL, SINGLE-DOSE (71288-028-10) | 2024-11-01 | Active |
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🧭 About this NDC listing & data coverage
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| 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 | ✓ Available |
| 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) | — Not published for this NDC CMS reports utilization only for NDCs with Medicaid claims above its privacy threshold. |
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📄 Full prescribing information FDA SPL
🎯 Indications and Usage ▾
1 INDICATIONS AND USAGE Micafungin for Injection is indicated for: Treatment of Candidemia, Acute Disseminated Candidiasis, Candida Peritonitis and Abscesses in adult and pediatric patients 4 months of age and older [see Clinical Studies ( 14.1 ) and Use in Specific Populations ( 8.4 )]. Treatment of Esophageal Candidiasis in adult and pediatric patients 4 months of age and older [see Clinical Studies ( 14.2 )]. Prophylaxis of Candida Infections in adult and pediatric patients 4 months of age and older undergoing hematopoietic stem cell transplantation [see Clinical Studies ( 14.3 )].
Micafungin for Injection is an echinocandin indicated in adult and pediatric patients for ( 1 ): Treatment of Candidemia, Acute Disseminated Candidiasis, Candida Peritonitis and Abscesses in adult and pediatric patients 4 months of age and older. Treatment of Esophageal Candidiasis in adult and pediatric patients 4 months of age and older. Prophylaxis of Candida Infections in adult and pediatric patients 4 months of age and older undergoing Hematopoietic Stem Cell Transplantation (HSCT).
Limitations of Use Micafungin for Injection has not been adequately studied in patients with endocarditis, osteomyelitis or meningoencephalitis due to Candida. ( 1 ) The efficacy of Micafungin for Injection against infections caused by fungi other than Candida has not been established. ( 1 ) Limitations of Use Micafungin for Injection has not been adequately studied in patients with endocarditis, osteomyelitis and meningoencephalitis due to Candida.
The efficacy of Micafungin for Injection against infections caused by fungi other than Candida has not been established. Additional pediatric use information is approved for Astellas Pharma US, Inc.'s MYCAMINE ® (micafungin for injection). However, due to Astellas Pharma US, Inc.'s marketing exclusivity rights, this drug product is not labeled with that information.
⏱️ Dosage and Administration ▾
2 DOSAGE AND ADMINISTRATION Recommended Dosage Administered by Indication, Weight and Age ( 2.1 , 2.2 , 8.4 ) Adult Pediatric Patients 4 Months and Older 30 kg or less Pediatric Patients 4 Months and Older greater than 30 kg Treatment of Candidemia, Acute Disseminated Candidiasis, Candida Peritonitis and Abscesses 100 mg daily 2 mg/kg/day (maximum 100 mg daily) Treatment of Esophageal Candidiasis 150 mg daily 3 mg/kg/day 2.5 mg/kg/day (maximum 150 mg daily) Prophylaxis of Candida Infections in HSCT Recipients 50 mg daily 1 mg/kg/day (maximum 50 mg daily) Infuse over 1 hour.
( 2.5 ) See Full Prescribing Information for intravenous (IV) preparation and administration instructions. ( 2 )
2.1Dosage for Adults The recommended dosage for adult patients based on indications are shown in Table 1 . Table 1. Micafungin for Injection Dosage in Adult Patients * In patients treated successfully for candidemia and other Candida infections, the mean duration of treatment was 15 days (range 10 to 47 days). ‡ In patients treated successfully for esophageal candidiasis, the mean duration of treatment was 15 days (range 10 to 30 days). § In hematopoietic stem cell transplant (HSCT) recipients who experienced success of prophylactic therapy, the mean duration of prophylaxis was 19 days (range 6 to 51 days).
Indication Recommended Reconstituted Dose Once Daily Treatment of Candidemia, Acute Disseminated Candidiasis, Candida Peritonitis and Abscesses* 100 mg Treatment of Esophageal Candidiasis ‡ 150 mg Prophylaxis of Candida Infections in HSCT Recipients § 50 mg
2.2Dosage for Pediatric Patients 4 Months and Older The recommended dosage for pediatric patients 4 months of age and older based on indication and weight are shown in Table 2 . Table 2. Micafungin for Injection Dosage in Pediatric Patients (4 Months of Age and Older) Indication Dosage for Pediatric Patients 4 Months of Age and Older 30 kg or less Greater than 30 kg Treatment of Candidemia, Acute Disseminated Candidiasis, Candida Peritonitis and Abscesses 2 mg/kg once daily (maximum daily dose 100 mg) Treatment of Esophageal Candidiasis 3 mg/kg once daily 2.5 mg/kg once daily (maximum daily dose 150 mg) Prophylaxis of Candida Infections in HSCT Recipients 1 mg/kg once daily (maximum daily dose 50 mg) Additional pediatric use information is approved for Astellas Pharma US, Inc.'s MYCAMINE ® (micafungin for injection).
However, due to Astellas Pharma US, Inc.'s marketing exclusivity rights, this drug product is not labeled with that information.
2.4Directions for Reconstitution, Dilution, and Preparation Do not mix or co-infuse micafungin for injection with other medications. Micafungin for injection has been shown to precipitate when mixed directly with a number of other commonly used medications. Please read this entire section carefully before beginning reconstitution.
Reconstitution Reconstitute micafungin for injection vials by aseptically adding 5 mL of one of the following compatible solutions: 0.9% Sodium Chloride Injection, USP (without a bacteriostatic agent) 5% Dextrose Injection, USP To minimize excessive foaming, gently dissolve the micafungin for injection powder by swirling the vial. Do not vigorously shake the vial . Visually inspect the vial for particulate matter.
Micafungin for injection 50 mg vial : after reconstitution each mL contains 10 mg of micafungin. Micafungin for injection 100 mg vial : after reconstitution each mL contains 20 mg of micafungin. Parenteral drug products should be inspected visually for particulate matter and discoloration prior to administration, whenever solution and container permit.
Do not use if there is any evidence of precipitation or foreign matter. Aseptic technique must be strictly observed in all handling since no preservative or bacteriostatic agent is present in micafungin for injection or in the materials specified for reconstitution and dilution. The reconstituted product should be protected from light and may be stored in the orig…
💊 Dosage Forms and Strengths ▾
3 DOSAGE FORMS AND STRENGTHS Micafungin for Injection is a sterile, white to off-white lyophilized powder or cake for reconstitution for intravenous infusion available as: 50 mg single-dose vial 100 mg single-dose vial For injection: 50 mg single-dose vial. ( 3 ) For injection: 100 mg single-dose vial. ( 3 )
⛔ Contraindications ▾
4 CONTRAINDICATIONS Micafungin is contraindicated in persons with known hypersensitivity to micafungin, any component of micafungin, or other echinocandins. Micafungin is contraindicated in persons with known hypersensitivity to micafungin sodium, any component of micafungin, or other echinocandins. ( 4 )
⚠️ Warnings and Cautions ▾
5 WARNINGS AND PRECAUTIONS Hypersensitivity Reactions: Anaphylaxis and anaphylactoid reactions (including shock) have been observed. Discontinue micafungin and administer appropriate treatment. ( 5.1 ) Hematological Effects: Isolated cases of acute intravascular hemolysis, hemolytic anemia and hemoglobinuria have been reported.
Monitor rate of hemolysis. Discontinue if severe. ( 5.2 ) Hepatic Effects: Abnormalities in liver tests; isolated cases of hepatic impairment, hepatitis, and hepatic failure have been observed.
Monitor hepatic function. Discontinue if severe dysfunction occurs. ( 5.3 ) Renal Effects: Elevations in BUN and creatinine; isolated cases of renal impairment or acute renal failure have been reported.
Monitor renal function. ( 5.4 ) Infusion and Injection Site Reactions can occur including rash, pruritus, facial swelling, and vasodilatation. Monitor infusion closely, slow infusion rate if necessary.
( 2.5 , 5.5 )
5.1Hypersensitivity Reactions Isolated cases of serious hypersensitivity (anaphylaxis and anaphylactoid) reactions (including shock) have been reported in patients receiving micafungin. If these reactions occur, micafungin infusion should be discontinued and appropriate treatment administered.
5.2Hematological Effects Acute intravascular hemolysis and hemoglobinuria was seen in a healthy volunteer during infusion of micafungin (200 mg) and oral prednisolone (20 mg). Cases of significant hemolysis and hemolytic anemia have also been reported in patients treated with micafungin. Patients who develop clinical or laboratory evidence of hemolysis or hemolytic anemia during micafungin therapy should be monitored closely for evidence of worsening of these conditions and evaluated for the risk/benefit of continuing micafungin therapy.
5.3Hepatic Effects Laboratory abnormalities in liver function tests have been seen in healthy volunteers and patients treated with micafungin. In some patients with serious underlying conditions who were receiving micafungin along with multiple concomitant medications, clinical hepatic abnormalities have occurred, and isolated cases of significant hepatic impairment, hepatitis, and hepatic failure have been reported. Patients who develop abnormal liver function tests during micafungin therapy should be monitored for evidence of worsening hepatic function and evaluated for the risk/benefit of continuing micafungin therapy.
5.4Renal Effects Elevations in BUN and creatinine, and isolated cases of significant renal impairment or acute renal failure have been reported in patients who received micafungin. In fluconazole-controlled trials, the incidence of drug-related renal adverse reactions was 0.4% for micafungin-treated patients and 0.5% for fluconazole-treated patients. Patients who develop abnormal renal function tests during micafungin therapy should be monitored for evidence of worsening renal function.
5.5Infusion and Injection Site Reactions Possible histamine-mediated symptoms have been reported with micafungin, including rash, pruritus, facial swelling, and vasodilatation. Slow the infusion rate if infusion reaction occurs [see Dosage and Administration ( 2.5 )]. Injection site reactions, including phlebitis and thrombophlebitis have been reported, at micafungin doses of 50 to 150 mg/day.
These reactions tended to occur more often in patients receiving micafungin via peripheral intravenous administration [see Dosage and Administration ( 2.5 ) and Adverse Reactions ( 6.1 )].
🤒 Adverse Reactions ▾
6 ADVERSE REACTIONS The following clinically significant adverse reactions are described elsewhere in the labeling: Hypersensitivity Reactions [see Warnings and Precautions ( 5.1 )] Hematological Effects [see Warnings and Precautions ( 5.2 )] Hepatic Effects [see Warnings and Precautions ( 5.3 )] Renal Effects [see Warnings and Precautions ( 5.4 )] Infusion and Injection Site Reactions [see Warnings and Precautions ( 5.5 )] Most common adverse reactions across adult and pediatric clinical trials for all indications include diarrhea, nausea, vomiting, abdominal pain, pyrexia, thrombocytopenia, neutropenia, and headache.
( 6.1 ) To report SUSPECTED ADVERSE REACTIONS, contact Meitheal Pharmaceuticals, Inc. at 1-844-824-8426 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 clinical trials of micafungin cannot be directly compared to rates in clinical trials of another drug and may not reflect the rates observed in practice. The overall safety of micafungin was assessed in 520 healthy volunteers and 3227 adult and pediatric patients who received single or multiple doses of micafungin across 46 clinical trials, including the invasive candidiasis, esophageal candidiasis and prophylaxis trials.
The doses of micafungin administered included doses above and below the recommended doses [see Dosage and Administration ( 2.1 , 2.2 )] and ranged from 0.75 mg/kg to 10 mg/kg in pediatric patients and 12.5 mg to 150 mg/day or greater in adults. Clinical Trials Experience in Adults In clinical trials with micafungin, 2497/2748 (91%) adult patients experienced at least one adverse reaction. Candidemia and Other Candida Infections In a randomized, double-blind trial for the treatment of candidemia and other Candida infections, adverse reactions occurred in 183/200 (92%) and 171/193 (89%) patients in the micafungin 100 mg/day, and caspofungin (70 mg loading dose followed by 50 mg/day dose) treatment groups, respectively.
Selected adverse reactions occurring in 5% or more of the patients and more frequently in the micafungin treatment group, are shown in Table 3 . Table 3. Selected* Adverse Reactions in Adult Patients with Candidemia and Other Candida Infections Patient base: all randomized patients who received at least 1 dose of trial drug. * During IV treatment + 3 days. † Within a system organ class, patients may experience more than 1 adverse reaction. § 70 mg loading dose on day 1 followed by 50 mg/day thereafter (caspofungin).
Adverse Reactions by System Organ Class † Micafungin 100 mg n (%) Caspofungin § n (%) Number of Patients 200 193 Gastrointestinal Disorders 81 (41) 76 (39) Diarrhea 15 (8) 14 (7) Vomiting 18 (9) 16 (8) Metabolism and Nutrition Disorders 77 (39) 73 (38) Hypoglycemia 12 (6) 9 (5) Hyperkalemia 10 (5) 5 (3) General Disorders/Administration Site Conditions 59 (30) 51 (26) Investigations 36 (18) 37 (19) Blood Alkaline Phosphatase Increased 11 (6) 8 (4) Cardiac Disorders 35 (18) 36 (19) Atrial Fibrillation 5 (3) 0 In a second, supportive, randomized, double-blind trial for the treatment of candidemia and other Candida infections, adverse reactions occurred in 245/264 (93%) and 250/265 (94%) adult and pediatric patients in the micafungin (100 mg/day) and amphotericin B liposome (3 mg/kg/day) treatment groups, respectively.
In this trial, the following adverse reactions were reported in patients at least 16 years of age in the micafungin and amphotericin B liposome treatment groups, respectively: nausea (10% vs. 8%), diarrhea (11% vs. 11%), vomiting (13% vs.
9%), abnormal liver tests (4% vs. 3%), increased aspartate aminotransferase (3% vs. 2%), and increased blood alkaline phosphatase (3% vs.
2%). Esophageal Candidiasis In a randomized, double-blind study for treatment of esophageal candidiasis, a total of 202/260 (78%) patients who received micafungin 150 mg/day and 186/258 (72%) patients w…
🔄 Drug Interactions ▾
7 DRUG INTERACTIONS Monitor for sirolimus, itraconazole or nifedipine toxicity, and dosage of sirolimus, itraconazole or nifedipine should be reduced, if necessary. ( 7 )
7.1Effect of Other Drugs on Micafungin CYP3A4, CYP2C9 and CYP2C19 Inhibitors Co-administration of micafungin with cyclosporine, itraconazole, voriconazole and fluconazole did not alter the pharmacokinetics of micafungin. CYP2C19 and CYP3A4 Inducer Co-administration of micafungin with rifampin and ritonavir did not alter the pharmacokinetics of micafungin. Co-administration of Micafungin with Other Drugs Co-administration of micafungin with mycophenolate mofetil (MMF), amphotericin B, tacrolimus, prednisolone, sirolimus and nifedipine did not alter the pharmacokinetics of micafungin.
7.2Effect of Micafungin on Other Drugs CYP3A4 Substrates There was no effect of single or multiple doses of micafungin on cyclosporine, tacrolimus, prednisolone, voriconazole and fluconazole pharmacokinetics. Sirolimus AUC was increased by 21% with no effect on C max in the presence of steady-state micafungin compared with sirolimus alone. Nifedipine AUC and C max were increased by 18% and 42%, respectively, in the presence of steady-state micafungin compared with nifedipine alone.
Itraconazole AUC and Cmax were increased by 22% and 11%, respectively. Patients receiving sirolimus, nifedipine, and itraconazole in combination with micafungin should be monitored for sirolimus, nifedipine, and itraconazole toxicity and the sirolimus, nifedipine, and itraconazole dosage should be reduced if necessary. UDP-Glycosyltransferase Substrate Co-administration of mycophenolate mofetil (MMF) with micafungin did not alter the pharmacokinetics of MMF.
👥 Use in Specific Populations ▾
8 USE IN SPECIFIC POPULATIONS Pregnancy – Based on animal data, micafungin may cause fetal harm. Advise pregnant women of the risk to the fetus. ( 8.1 ) Additional pediatric use information is approved for Astellas Pharma US, Inc.'s MYCAMINE ® (micafungin for injection). However, due to Astellas Pharma US, Inc.'s marketing exclusivity rights, this drug product is not labeled with that information.
8.1Pregnancy Risk Summary Based on findings from animal studies, micafungin may cause fetal harm when administered to a pregnant woman (see Data ) . There is insufficient human data on the use of micafungin in pregnant women to inform a drug-associated risk of adverse developmental outcomes. In animal reproduction studies, intravenous administration of micafungin sodium to pregnant rabbits during organogenesis at doses four times the maximum recommended human dose resulted in visceral abnormalities and increased abortion (see Data ) .
Advise pregnant women of the risk to the fetus. The estimated background risk of major birth defects and miscarriage for the indicated populations 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 to 4% and 15 to 20%, respectively. Data Animal Data In an embryo-fetal toxicity study in pregnant rabbits, intravenous administration of micafungin sodium during organogenesis (days 6 to 18 of gestation) resulted in fetal visceral abnormalities and abortion at 32 mg/kg, a dose equivalent to four times the recommended human dose based on body surface area comparisons. Visceral abnormalities included abnormal lobation of the lung, levocardia, retrocaval ureter, anomalous right subclavian artery, and dilatation of the ureter.
8.2Lactation Risk Summary There are no data on the presence of micafungin in human milk, the effects on the breast-fed infant or the effects on milk production. Micafungin was present in the milk of lactating rats following intravenous administration. When a drug is present in animal milk, it is likely that the drug will be present in human milk.
The developmental and health benefits of breastfeeding should be considered along with the mother's clinical need for micafungin, and any potential adverse effects on the breast-fed child from micafungin, or from the underlying maternal condition.
8.4Pediatric Use Pediatric Patients 4 Months of Age and Older The safety and effectiveness of micafungin for the treatment of esophageal candidiasis, candidemia, acute disseminated candidiasis, Candida peritonitis and abscesses, esophageal candidiasis, and for prophylaxis of Candida infections in patients undergoing HSCT have been established in pediatric patients 4 months of age and older. Use of micafungin for these indications and in this age group is supported by evidence from adequate and well-controlled studies in adult and pediatric patients with additional pharmacokinetic and safety data in pediatric patients 4 months of age and older [see Indications and Usage ( 1 ), Adverse Reactions ( 6.1 ), Clinical Pharmacology ( 12.3 ), and Clinical Studies ( 14 )].
Pediatric Patients Younger than 4 Months of Age Treatment of Candidemia, Acute Disseminated Candidiasis, Candida Peritonitis and Abscesses With Meningoencephalitis and/or Ocular Dissemination in Pediatric Patients Younger Than 4 Months of Age The safety and effectiveness of micafungin have not been established for the treatment of candidemia with meningoencephalitis and/or ocular dissemination in pediatric patients younger than 4 months of age. In a rabbit model of hematogenous Candida meningoencephalitis (HCME) with Candida albicans (minimum inhibitory concentration of 0.125 mcg/mL), a decrease in mean fungal burden in central nervous system (CNS) compartments assessed as the average of combined fungal burden in the cerebrum, cerebellum, and spinal cord…
🤰 Pregnancy ▾
8.1Pregnancy Risk Summary Based on findings from animal studies, micafungin may cause fetal harm when administered to a pregnant woman (see Data ) . There is insufficient human data on the use of micafungin in pregnant women to inform a drug-associated risk of adverse developmental outcomes. In animal reproduction studies, intravenous administration of micafungin sodium to pregnant rabbits during organogenesis at doses four times the maximum recommended human dose resulted in visceral abnormalities and increased abortion (see Data ) .
Advise pregnant women of the risk to the fetus. The estimated background risk of major birth defects and miscarriage for the indicated populations 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 to 4% and 15 to 20%, respectively. Data Animal Data In an embryo-fetal toxicity study in pregnant rabbits, intravenous administration of micafungin sodium during organogenesis (days 6 to 18 of gestation) resulted in fetal visceral abnormalities and abortion at 32 mg/kg, a dose equivalent to four times the recommended human dose based on body surface area comparisons. Visceral abnormalities included abnormal lobation of the lung, levocardia, retrocaval ureter, anomalous right subclavian artery, and dilatation of the ureter.
🧒 Pediatric Use ▾
8.4Pediatric Use Pediatric Patients 4 Months of Age and Older The safety and effectiveness of micafungin for the treatment of esophageal candidiasis, candidemia, acute disseminated candidiasis, Candida peritonitis and abscesses, esophageal candidiasis, and for prophylaxis of Candida infections in patients undergoing HSCT have been established in pediatric patients 4 months of age and older. Use of micafungin for these indications and in this age group is supported by evidence from adequate and well-controlled studies in adult and pediatric patients with additional pharmacokinetic and safety data in pediatric patients 4 months of age and older [see Indications and Usage ( 1 ), Adverse Reactions ( 6.1 ), Clinical Pharmacology ( 12.3 ), and Clinical Studies ( 14 )].
Pediatric Patients Younger than 4 Months of Age Treatment of Candidemia, Acute Disseminated Candidiasis, Candida Peritonitis and Abscesses With Meningoencephalitis and/or Ocular Dissemination in Pediatric Patients Younger Than 4 Months of Age The safety and effectiveness of micafungin have not been established for the treatment of candidemia with meningoencephalitis and/or ocular dissemination in pediatric patients younger than 4 months of age. In a rabbit model of hematogenous Candida meningoencephalitis (HCME) with Candida albicans (minimum inhibitory concentration of 0.125 mcg/mL), a decrease in mean fungal burden in central nervous system (CNS) compartments assessed as the average of combined fungal burden in the cerebrum, cerebellum, and spinal cord relative to untreated controls, was observed with increasing micafungin dosages administered once daily for 7 days.
In this rabbit model, micafungin concentrations could not be reliably detected in cerebrospinal fluid (CSF). Due to limitations of the study design, the clinical significance of a decreased CNS fungal burden in the rabbit HCME model is uncertain. Treatment of Esophageal Candidiasis and Prophylaxis of Candida Infections in Patients Undergoing Hematopoietic Stem Cell Transplantation in Pediatric Patients Younger Than 4 Months of Age The safety and effectiveness of micafungin in pediatric patients younger than 4 months of age have not been established for the: Treatment of esophageal candidiasis Prophylaxis of Candida infections in patients undergoing hematopoietic stem cell transplantation Additional pediatric use information is approved for Astellas Pharma US, Inc.'s MYCAMINE ® (micafungin for injection).
However, due to Astellas Pharma US, Inc.'s marketing exclusivity rights, this drug product is not labeled with that information.
🧓 Geriatric Use ▾
8.5Geriatric Use A total of 418 subjects in clinical studies of micafungin were 65 years of age and older, and 124 subjects were 75 years of age and older. No overall differences in safety and effectiveness were observed between these subjects and younger subjects. Other reported clinical experience has not identified differences in responses between the elderly and younger patients, but greater sensitivity of some older individuals cannot be ruled out.
The exposure and disposition of a 50 mg micafungin dose administered as a single 1-hour infusion to 10 healthy subjects aged 66 to 78 years were not significantly different from those in 10 healthy subjects aged 20 to 24 years. No dose adjustment is necessary for the elderly.
🆘 Overdosage ▾
10 OVERDOSAGE Micafungin is highly protein bound and, therefore, is not dialyzable. No cases of micafungin overdosage have been reported. Repeated daily doses up to 8 mg/kg (maximum total dose of 896 mg) in adult patients, up to 6 mg/kg in pediatric patients 4 months of age and older, and up to 10 mg/kg in pediatric patients younger than 4 months of age have been administered in clinical trials with no reported dose-limiting toxicity [see Adverse Reactions ( 6.1 )].
Additional pediatric use information is approved for Astellas Pharma US, Inc.'s MYCAMINE ® (micafungin for injection). However, due to Astellas Pharma US, Inc.'s marketing exclusivity rights, this drug product is not labeled with that information.
🧬 Clinical Pharmacology ▾
12 CLINICAL PHARMACOLOGY
12.1Mechanism of Action Micafungin is a member of the echinocandin class of antifungal agents [see Microbiology ( 12.4 )] .
12.2Pharmacodynamics The pharmacodynamics of micafungin related to hematogenous Candida meningoencephalitis are described in other sections of the prescribing information [see Use in Specific Populations ( 8.4 ) and Microbiology ( 12.4 )] .
12.3Pharmacokinetics Adults The pharmacokinetics of micafungin were determined in healthy subjects, hematopoietic stem cell transplant recipients, and patients with esophageal candidiasis up to a maximum daily dose of 8 mg/kg body weight. The relationship of area under the concentration-time curve (AUC) to micafungin dose was linear over the daily dose range of 50 mg to 150 mg and 3 mg/kg to 8 mg/kg body weight. Typically, 85% of the steady-state concentration is achieved after three daily micafungin doses.
Steady-state pharmacokinetic parameters in relevant patient populations after repeated daily administration are presented in Table 7 . Table 7. Pharmacokinetic Parameters of Micafungin in Adult Patients * AUC 0-infinity is presented for Day 1; AUC 0-24 is presented for steady-state. † candidemia or other Candida infections. ‡ human immunodeficiency virus. § esophageal candidiasis. ¶ hematopoietic stem cell transplant.
Population n Dose (mg) Pharmacokinetic Parameters (Mean ± Standard Deviation) C max (mcg/mL) AUC 0-24 * (mcg·h/mL) t ½ (h) Cl (mL/min/kg) Patients with IC † [Day 1] 20 100 5.7 ± 2.2 83 ± 51 14.5 ± 7.0 0.359 ± 0.179 [Steady-State] 20 100 10.1 ± 4.4 97 ± 29 13.4 ± 2.0 0.298 ± 0.115 HIV ‡ -Positive 20 50 4.1 ± 1.4 36 ± 9 14.9 ± 4.3 0.321 ± 0.098 Patients with EC § 20 100 8.0 ± 2.4 108 ± 31 13.8 ± 3.0 0.327 ± 0.093 [Day 1] 14 150 11.6 ± 3.1 151 ± 45 14.1 ± 2.6 0.340 ± 0.092 20 50 5.1 ± 1.0 54 ± 13 15.6 ± 2.8 0.300 ± 0.063 [Day 14 or 21] 20 100 10.1 ± 2.6 115 ± 25 16.9 ± 4.4 0.301 ± 0.086 14 150 16.4 ± 6.5 167 ± 40 15.2 ± 2.2 0.297 ± 0.081 HSCT ¶ Recipients [Day 7] per kg 8 10 8 3 4 6 21.1 ± 2.84 29.2 ± 6.2 38.4 ± 6.9 234 ± 34 339 ± 72 479 ± 157 14.0 ± 1.4 14.2 ± 3.2 14.9 ± 2.6 0.214 ± 0.031 0.204 ± 0.036 0.224 ± 0.064 8 8 60.8 ± 26.9 663 ± 212 17.2 ± 2.3 0.223 ± 0.081 Pediatric Patients 4 Months of Age and Older Micafungin pharmacokinetics in 229 pediatric patients 4 months through 16 years of age were characterized using population pharmacokinetics.
Micafungin exposure was dose proportional across the dose and age range studied. Table 8. Summary (Mean +/- Standard Deviation) of Micafungin Pharmacokinetics in Pediatric Patients 4 Months of Age and Older (Steady-State) * Or the equivalent if receiving the adult dose (50, 100, or 150 mg). † Derived from simulations from the population PK model. ‡ Derived from the population PK model.
Body weight group N Dose* mg/kg C max.ss † (mcg/mL) AUC .ss † (mcg·h/mL) t½ ‡ (h) CL ‡ (mL/min/kg) 30 kg or less 149 1.0 7.1 +/- 4.7 55 +/- 16 12.5 +/- 4.6 0.328 +/- 0.091 2.0 14.2 +/- 9.3 109 +/- 31 3.0 21.3 +/- 14.0 164 +/- 47 Greater than 30 kg 80 1.0 8.7 +/- 5.6 67 +/- 17 13.6 +/- 8.8 0.241 +/- 0.061 2.0 17.5 +/- 11.2 134 +/- 33 2.5 23.0 +/- 14.5 176 +/- 42 Specific Populations Adult Patients with Renal Impairment Micafungin does not require dose adjustment in patients with renal impairment. A single 1-hour infusion of 100 mg micafungin was administered to 9 adult subjects with severe renal impairment (creatinine clearance less than 30 mL/min) and to 9 age-, gender-, and weight-matched subjects with normal renal function (creatinine clearance greater than 80 mL/min).
The maximum concentration (C max ) and AUC were not significantly altered by severe renal impairment. Since micafungin is highly protein bound, it is not dialyzable. Supplementary dosing should not be required following hemodialysis.
Adult Patients with Hepatic Impairment A single 1-hour infusion of 100 mg micafungin was administered to 8 adult subjects with moderate hepatic impairment (Child-Pugh score 7 to 9) and 8 age-, gender-, an…
🧬 Mechanism of Action ▾
12.1Mechanism of Action Micafungin is a member of the echinocandin class of antifungal agents [see Microbiology ( 12.4 )] .
📦 How Supplied / Storage and Handling ▾
16 HOW SUPPLIED/STORAGE AND HANDLING Micafungin for Injection is a white to off-white lyophilized powder or cake for reconstitution for intravenous infusion, and is supplied as follows: NDC Micafungin for Injection Package Factor 71288- 028 -11 50 mg equivalent of micafungin in a Single-Dose Vial wrapped with a light protective flap and sealed with a blue flip-off cap 10 vials per carton 71288- 029 -11 100 mg equivalent of micafungin in a Single-Dose Vial wrapped with a light protective flap and sealed with a red flip-off cap 10 vials per carton 71288- 028 -12 50 mg equivalent of micafungin in a Single-Dose Vial wrapped with a light protective flap and sealed with a blue flip-off cap 1 vial per carton 71288- 029 -12 100 mg equivalent of micafungin in a Single-Dose Vial wrapped with a light protective flap and sealed with a red flip-off cap 1 vial per carton Storage Unopened vials of lyophilized material must be stored at room temperature, 20° to 25°C (68° to 77°F); excursions permitted between 15° to 30°C (59° to 86°F). [See USP Controlled Room Temperature.] Store the reconstituted product at 20° to 25°C (68° to 77°F) [ see Dosage and Administration ( 2.4 )].
Store the diluted solution at 20° to 25°C (68° to 77°F) [ see Dosage and Administration ( 2.4 )]. Protect from light. Discard unused portion.
Sterile, Nonpyrogenic, Preservative-free. The container closure is not made with natural rubber latex.
📦 Storage and Handling ▾
Storage Unopened vials of lyophilized material must be stored at room temperature, 20° to 25°C (68° to 77°F); excursions permitted between 15° to 30°C (59° to 86°F). [See USP Controlled Room Temperature.] Store the reconstituted product at 20° to 25°C (68° to 77°F) [ see Dosage and Administration ( 2.4 )]. Store the diluted solution at 20° to 25°C (68° to 77°F) [ see Dosage and Administration ( 2.4 )]. Protect from light.
Discard unused portion. Sterile, Nonpyrogenic, Preservative-free. The container closure is not made with natural rubber latex.
📋 Description ▾
11 DESCRIPTION Micafungin for Injection is a sterile, lyophilized product for intravenous (IV) infusion that contains micafungin sodium. Micafungin sodium is a semisynthetic lipopeptide (echinocandin) synthesized by a chemical modification of a fermentation product of Coleophoma empetri F-11899. Micafungin inhibits the synthesis of 1,3-beta-D-glucan, an integral component of the fungal cell wall.
Each single-dose vial contains 50 mg micafungin (equivalent to 50.86 mg micafungin sodium) or 100 mg micafungin (equivalent to 101.73 mg micafungin sodium), 200 mg lactose monohydrate, with citric acid and/or sodium hydroxide (used for pH adjustment). Micafungin for Injection must be diluted with 0.9% Sodium Chloride Injection, USP, or 5% Dextrose Injection, USP [see Dosage and Administration ( 2 )] . Following reconstitution with 0.9% Sodium Chloride Injection, USP, the resulting pH of the solution is between 5-7.
Micafungin sodium is chemically designated as: Pneumocandin A0,1-[(4 R ,5 R )-4,5-dihydroxy- N 2 -[4-[5-[4-(pentyloxy) phenyl]-3-isoxazolyl]benzoyl]-L-ornithine]-4-[(4 S )-4-hydroxy-4-[4-hydroxy-3-(sulfooxy)phenyl]-L-threonine]-, monosodium salt. The chemical structure of micafungin sodium is: The empirical/molecular formula is C 56 H 70 N 9 NaO 23 S and the formula weight is 1292.26. Micafungin sodium is a light-sensitive, hygroscopic white to off-white lyophilized powder or cake that is freely soluble in water and practically insoluble in acetone. figure
💬 Information for Patients ▾
17 PATIENT COUNSELING INFORMATION Hypersensitivity Inform patients about the serious adverse effects of micafungin including hypersensitivity reactions e.g., anaphylaxis and anaphylactoid reactions including shock. Hepatic Inform patients about the serious adverse effects of micafungin including hepatic effects e.g., abnormal liver tests, hepatic impairment, hepatitis or worsening hepatic failure. Hematologic Inform patients about the serious adverse effects of micafungin including hematological effects e.g., acute intravascular hemolysis, hemolytic anemia and hemoglobinuria.
Renal Inform patients about the serious adverse effects of micafungin including renal effects e.g., elevations in BUN and creatinine, renal impairment or acute renal failure. Embryo-Fetal Toxicity Advise pregnant women and females of reproductive potential of the potential risk of micafungin to a fetus. Advise females to inform their healthcare provider of a known or suspected pregnancy.
Concomitant Medications Instruct patients to inform their healthcare provider of any other medications they are currently taking with micafungin, including over-the-counter medications. Brands listed are the trademarks of their respective owners. meitheal ® Mfd. for Meitheal Pharmaceuticals Chicago, IL 60631 (USA) ©2024 Meitheal Pharmaceuticals Inc. Mfd. by Nanjing King-Friend Biochemical Pharmaceutical Co., Ltd.
Nanjing, China 210061 Revised: July 2024 8K3AAM9-02