mesna 100 mg/mL Injection, Solution — NDC 0143-9260-01 (Billing 00143-9260-01)
This is a package of mesna 100 mg/mL Injection, Solution from Hikma Pharmaceuticals USA Inc., marketed since Feb 2004 and currently FDA-listed. It is this product's only package size.
Identity & classification
Regulatory identifiers FDA, NLM and CMS codes for this package
Drug-database identifiers Medi-Span GPI and First Databank GCN / HICL / AHFS classification
- GSN (GCN sequence number): 023756
- GCN: 38955
- GPI-14 (Medi-Span): 21758050002010
- HICL (First Databank): 003934
- AHFS class code: 91:04.12.00
- RxCUI (RxNorm): 204870
Where does this data come from?
- FDA openFDA NDC Directory · synced Oct 1, 2026
- FDA label on DailyMed · label index refreshed Oct 1, 2026
- RxNorm (NLM RxNav) · catalog refreshed Oct 1, 2026
- Medi-Span GPI (licensed)
- First Databank (licensed) · refreshed Oct 1, 2026
RxNorm drug class
This medicine belongs to the Mucolytics class.
Where does this data come from?
- RxClass (NLM) · catalog refreshed Oct 1, 2026
Clinical
Mesna is used to reduce the risk of hemorrhagic cystitis (a condition that causes inflammation of the bladder and can result in serious bleeding) in people who receive ifosfamide (a medication used for the treatment of cancer). Mesna is in a class of medications called cytoprotectants. It works by protecting against some of the harmful effects of certain chemotherapy medications.
Read the full MedlinePlus article ↗- Mesna itself doesn't treat cancer. Think of it as a protective companion to your ifosfamide chemotherapy. Ifosfamide breaks down into toxic byproducts that can damage your bladder...
- Why am I being given mesna — is it part of my cancer treatment?
- The most common effects — many of which may overlap with your ifosfamide — include nausea, vomiting, fatigue, constipation or diarrhea, fever, and headache. Most of these are manag...
- What side effects should I expect, and which ones mean I need to call someone right away?
Patient education
Supplement & herbal interactions
Where does this data come from?
- MedlinePlus (NLM) · refreshed Oct 1, 2026
- FDA label on DailyMed · label index refreshed Oct 1, 2026
Ask a licensed pharmacist directly — free, answered by our team.
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 · quarterly | No Part D plan price is available for this NDC in our data. | |
| Medicare Part B allowsASP · J9209 | $1.305 / J9209 unit | — |
Where does this data come from?
- CMS NADAC weekly file
- CMS ASP pricing files · refreshed Sep 20, 2026
- CMS Medicaid State Drug Utilization Data · refreshed Oct 3, 2026
- CMS Part D plan pricing files · refreshed Sep 24, 2026
- VA National Acquisition Center price file
Billing & reimbursement
Where does this data come from?
- CMS ASP NDC-HCPCS crosswalk · refreshed Sep 22, 2026
- DMEPDAC NDC-HCPCS crosswalk
- openFDA NSDE billing units · refreshed Sep 7, 2026
Packaging — all sizes for this product
| Package NDC | Description | Marketing start | Marketing end | Status |
|---|---|---|---|---|
| 00143-9260-01 You're viewing this Main listing | 1 VIAL, MULTI-DOSE in 1 CARTON / 10 mL in 1 VIAL, MULTI-DOSE | 2004-02-23 | — | Active |
Therapeutic equivalents
| Product | Labeler | Pack | NADAC/unit | TE | Status | Price vs. this |
|---|---|---|---|---|---|---|
| mesna 100 mg/mLthis 00143-9260-01 | Hikma | 1 vial | — | AP | FDA listed | — |
| Mesnex 100 mg/mL 00338-1305-01 | Baxter | 1 vial | — | AP | FDA listed | — |
| Mesnex 100 mg/mL 00338-1307-05 | Baxter | 1 vial | — | AP | FDA listed | — |
| Mesna 100 mg/mL 10019-0951-05 | Baxter | 1 vial | — | AP | FDA listed | — |
| Mesna 100 mg/mL 10019-0953-01 | Baxter | 1 vial | — | AP | FDA listed | — |
| Mesna 100 mg/mL 25021-0201-10 | Sagent | 1 vial | — | AP | FDA listed | — |
| Mesna 100 mg/mL 55150-0520-01 | Eugia | 1 vial | — | AP | FDA listed | — |
| Mesna 100 mg/mL 63323-0733-10 | Fresenius | 10 vials | — | AP | FDA listed | — |
| Mesna 100 mg/mL 68083-0161-01 | Gland | 1 vial | — | AP | FDA listed | — |
| Mesnex 100 mg/mL 83703-0559-01 | Bamboo | 1 vial | — | AP | FDA listed | — |
Where does this data come from?
- FDA openFDA NDC Directory · synced Oct 1, 2026
- FDA Orange Book · refreshed Sep 3, 2026
- CMS NADAC weekly file
Availability & generic status
This product is an FDA-approved generic. Other versions of the same drug are listed under Therapeutic equivalents, least expensive first.
Where does this data come from?
- FDA Orange Book · refreshed Sep 3, 2026
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.
💡 Tap an ingredient (hover on desktop) to see what it is and why it’s used.
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10.4 mg / 1 mL
UNII LKG8494WBH
Benzyl alcohol is a clear liquid used as a preservative and solvent in medicines. It helps prevent bacterial and fungal growth and dissolves other ingredients to create uniform liquid formulations.
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0.25 mg / 1 mL
UNII 7FLD91C86K
Edetate disodium is a chemical compound that binds and removes certain metal ions. In medicines, it acts as a preservative and stabilizer by preventing metals like calcium from interfering with the product's shelf life and consistency.
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UNII QTT17582CB
A strong acid used to adjust and maintain the proper pH level in liquid medicines, ensuring stability and preventing breakdown of active ingredients.
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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.
4 inactive ingredients listed in the exact product block matched to this NDC.
Where does this data come from?
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.- FDA label on DailyMed · label index refreshed Oct 1, 2026
- FDA openFDA NDC Directory · synced Oct 1, 2026
Inactive ingredient FAQ
Are inactive ingredients the same for every manufacturer?
Why might an inactive ingredient be missing?
Can inactive ingredients matter?
Manufacturer & labeler
Where does this data come from?
- FDA openFDA NDC Directory · synced Oct 1, 2026
- Drugs@FDA
Full prescribing information FDA SPL
🎯 Indications and Usage ▾
1 INDICATIONS AND USAGE Mesna Injection is indicated as a prophylactic agent in reducing the incidence of ifosfamide-induced hemorrhagic cystitis L imitation of Use: Mesna Injection is not indicated to reduce the risk of hematuria due to other pathological conditions such as thrombocytopenia. Mesna isa cytoprotective agent indicated asa prophylactic agent in reducing the incidence of ifosfamide-induced hemorrhagic cystitis. ( 1 ) Limitation of Use: Mesna is not indicated to reduce the risk of hematuria due to other pathological conditions such as thrombocytopenia.
( 1 )
⏱️ Dosage and Administration ▾
2 DOSAGE AND ADMINISTRATION Mesna may be given on a fractionated dosing schedule of three bolus intravenous injections. The dosing schedule should be repeated on each day that ifosfamide is administered. When the dosage of ifosfamide is adjusted, the ratio of mesna to ifosfamide should be maintained.
( 2 ) Intravenous Dosing Schedule: 0 Hours 4 Hours 8 Hours Ifosfamide 1.2 g/m 2 -‑ -‑ Mesna Injection 240 mg/m 2 240 mg/m 2 240 mg/m 2 Maintain sufficient urinary output, as required for ifosfamide treatment, and monitor urine for the presence of hematuria. ( 2.3 )
2.1Intravenous Dosing Mesna may be given on a fractionated dosing schedule of three bolus intravenous injections as outlined below. Mesna injection is given as intravenous bolus injections in a dosage equal to 20% of the ifosfamide dosage weight by weight (w/w) at the time of ifosfamide administration and 4 and 8 hours after each dose of ifosfamide. The total daily dose of mesna is 60% of the ifosfamide dose.
The recommended dosing schedule is outlined below in Table 1 . T able 1. Recommended Intravenous Dosing Schedule 0 Hours 4 Hours 8 Hours Ifosfamide 1.2 g/m 2 - - Mesna Injection 1 240 mg/m 2 240 mg/m 2 240 mg/m 2 1 The dosing schedule should be repeated on each day that ifosfamide is administered.
When the dosage of ifosfamide is increased or decreased, the ratio of mesna to ifosfamide should be maintained.
2.3Monitoring for Hematuria Maintain adequate hydration and sufficient urinary output, as required for ifosfamide treatment, and monitor urine for the presence of hematuria. If severe hematuria develops when mesna is given according to the recommended dosage schedule, dosage reductions or discontinuation of ifosfamide therapy may be required.
2.4Preparation for Intravenous Administrationand Stability P re paration Determine the volume of mesna injection for the intended dose. Dilute the volume of mesna injection for the dose in any of the following fluids to obtain a final concentration of 20 mg/mL: • 5% Dextrose Injection, USP • 5% Dextrose and 0.2% Sodium Chloride Injection, USP • 5% Dextrose and 0.33% Sodium Chloride Injection, USP • 5% Dextrose and 0.45% Sodium Chloride Injection, USP • 0.9% Sodium Chloride Injection, USP • Lactated Ringer’s Injection, USP S tability The mesna injection multiple-dose vials may be stored and used for up to 8 days after initial puncture.
Store diluted solutions at 25°C (77°F). Use diluted solutions within 24 hours. Do not mix mesna injection with epirubicin, cyclophosphamide, cisplatin, carboplatin, and nitrogen mustard.
The benzyl alcohol contained in mesna injection vials can reduce the stability of ifosfamide. Ifosfamide and mesna may be mixed in the same bag provided the final concentration of ifosfamide does not exceed 50 mg/mL. Higher concentrations of ifosfamide may not be compatible with mesna and may reduce the stability of ifosfamide.
Parenteral drug products should be inspected visually for particulate matter and discoloration prior to administration whenever solution and container permit. Any solutions which are discolored, hazy, or contain visible particulate matter should not be used.
💊 Dosage Forms and Strengths ▾
3 DOSAGE FORMS AND STRENGTHS Mesna injection: 1 g Multiple-Dose Vial, 100 mg/mL Injection: 1g (100 mg/mL) Multiple-Dose vials ( 3 )
⛔ Contraindications ▾
4 CONTRAINDICATIONS Mesna is contraindicated in patients known to be hypersensitive to mesna or to any of the excipients [see Warnings and Precautions (5.1 )]. •Known hypersensitivity to mesna or to any of the excipients, including benzyl alcohol. ( 4 )
⚠️ Warnings and Cautions ▾
5 WARNINGS AND PRECAUTIONS Hypersensitivity reactions: Anaphylactic reactions have been reported. Less severe hypersensitivity reactions may also occur. Monitor patients.
If a reaction occurs, discontinue mesna and provide supportive care. ( 5.1 ) Dermatologic toxicity: Skin rash with eosinophilia and systemic symptoms, Stevens-Johnson syndrome, and toxic epidermal necrolysis have occurred. Skin rash, urticaria, and angioedema have also been seen.
Monitor patients. If a reaction occurs, discontinue mesna and provide supportive care. ( 5.2 ) Benzyl alcohol toxicity: Serious and fatal adverse reactions can occur in premature neonates and low-birth weight infants treated with benzyl alcohol-preserved drugs, including mesna injection.
Avoid use in premature neonates and low-birth weight infants. ( 5.3 ) Laboratory test alterations: False positive tests for urinary ketones and interference with enzymatic CPK activity tests have been seen. ( 5.4 )
5.1Hypersensitivity Reactions Mesna may cause systemic hypersensitivity reactions, including anaphylaxis. These reactions may include fever, cardiovascular symptoms (hypotension, tachycardia), acute renal impairment, hypoxia, respiratory distress, urticaria, angioedema, laboratory signs of disseminated intravascular coagulation, hematological abnormalities, increased liver enzymes, nausea, vomiting, arthralgia, and myalgia. These reactions may occur with the first exposure or after several months of exposure.
Monitor for signs or symptoms. Discontinue mesna and provide supportive care.
5.2Dermatologic Toxicity Drug rash with eosinophilia and systemic symptoms and bullous and ulcerative skin and mucosal reactions, consistent with Stevens-Johnson syndrome or toxic epidermal necrolysis have occurred. Mesna may cause skin and mucosal reactions characterized by urticaria, rash, erythema, pruritus, burning sensation, angioedema, periorbital edema, flushing and stomatitis. These reactions may occur with the first exposure or after several months of exposure.
Discontinue mesna and provide supportive care.
5.3Benzyl Alcohol Toxicity Serious adverse reactions including fatal reactions and the “gasping syndrome” occurred in premature neonates and low-birth weight infants who received benzyl alcohol dosages of 99 to 234 mg/kg/day (blood levels of benzyl alcohol were 0.61 to 1.378 mmol/L). Symptoms associated with “gasping syndrome” and other potential adverse reactions include gradual neurological deterioration, seizures, intracranial hemorrhage, hematological abnormalities, skin breakdown, hepatic and renal failure, hypotension, bradycardia, and cardiovascular collapse.
Premature neonates and low-birth weight infants may be more likely to develop these reactions because they may be less able to metabolize benzyl alcohol. The minimum amount of benzyl alcohol at which toxicity may occur is not known. Mesna injection contains 10.4 mg/mL of the preservative benzyl alcohol.
Avoid use of mesna injection in premature neonates and low-birth weight infants [see Use in Specific Populations (8.4) ] .
5.4Laboratory Test Interferences False-Positive Urine Tests for Ketone Bodies A false positive test for urinary ketones may arise in patients treated with mesna when using nitroprusside sodium-based urine tests (including dipstick tests). The addition of glacial acetic acid can be used to differentiate between a false positive result (cherry-red color that fades) and a true positive result (red-violet color that intensifies). False-Negative Tests for Enzymatic CPK Activity Mesna may interfere with enzymatic creatinine phosphokinase (CPK) activity tests that use a thiol compound (e.g., N-acetylcysteine) for CPK reactiviation.
This may result in a falsely low CPK level. False-Positive Tests for Ascorbic Acid Mesna may cause false-positive reactions in Tillman’s reagent-based urine screening tests for ascorbic acid.
5.5Use in Patients with a History of Adverse Reactions to Thiol Compounds Mesna is a thiol compoun… [Excerpted — this section continues on DailyMed.]
🤒 Adverse Reactions ▾
6 ADVERSE REACTIONS The following are discussed in more detail in other sections of the labeling. • Hypersensitivity Reactions [see Warnings and Precautions ( 5.1 )] • Dermatological Toxicity [see Warnings and Precautions ( 5.2 )] • Benzyl Alcohol Toxicity [see Warnings and Precautions (5.3 )] • Laboratory Test Interferences [see Warnings and Precautions ( 5.4 )] • Use in Patients with a History of Adverse Reactions to Thiol Compounds [see Warnings and Precautions ( 5.5 )] The most common adverse reactions (> 10%) when mesna is given with ifosfamide are nausea, vomiting, constipation, leukopenia, fatigue, fever, anorexia, thrombocytopenia, anemia, granulocytopenia, diarrhea, asthenia, abdominal pain, headache, alopecia, and somnolence.
( 6.1 ) To report SUSPECTED ADVERSE REACTIONS, contact Hikma Pharmaceuticals USA Inc. at 1-877-845-0689 or FDA at 1-800-332-1088 or www.fda.gov/medwatch. "1-800-FDA-1088"
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. Mesna adverse reaction data are available from four Phase 1 studies in which single intravenous doses of 600-1200 mg mesna Injection without concurrent chemotherapy were administered to a total of 53 healthy volunteers. The most frequently reported side effects (observed in two or more healthy volunteers) for healthy volunteers receiving single doses of mesna Injection alone were headache, injection site reactions, flushing, dizziness, nausea, vomiting, somnolence, diarrhea, anorexia, fever, pharyngitis, hyperesthesia, influenza-like symptoms, and coughing.
In addition, constipation was reported by healthy volunteers who had received repeated doses of intravenous mesna. Additional adverse reactions in healthy volunteers receiving mesna alone included injection site reactions, abdominal pain/colic, epigastric pain/burning, mucosal irritation, lightheadedness, back pain, arthralgia, myalgia, conjunctivitis, nasal congestion, rigors, paresthesia, photophobia, fatigue, lymphadenopathy, extremity pain, malaise, chest pain, dysuria, pleuritic pain, dry mouth, dyspnea, and hyperhidrosis.
In healthy volunteers, mesna was commonly associated with a rapid (within 24 hours) decrease in lymphocyte count, which was generally reversible within one week of administration. Because mesna is used in combination with ifosfamide or ifosfamide-containing chemotherapy regimens, it is difficult to distinguish the adverse reactions which may be due to mesna from those caused by the concomitantly administered cytotoxic agents. Adverse reactions reasonably associated with mesna administered intravenously in four controlled studies in which patients received ifosfamide or ifosfamide-containing regimens are presented in Table 3.
Table 3: Adverse Reactions in ≥5% of Patients Receiving Mesna in combination with Ifosfamide-containing Regimens Mesna Regimen I ntravenous-Intravenous-Intravenous 1 N exposed 119 (100%) Incidence of AEs 101 (84.9%) Nausea 65 (54.6) Vomiting 35 (29.4) Constipation 28 (23.5) Leukopenia 25 (21) Fatigue 24 (20.2) Fever 24 (20.2) Anorexia 21 (17.6) Thrombocytopenia 21 (17.6) Anemia 20 (16.8) Granulocytopenia 16 (13.4) Asthenia 15 (12.6) Abdominal Pain 14 (11.8) Alopecia 12 (10.1) Dyspnea 11 (9.2) Chest Pain 10 (8.4) Hypokalemia 10 (8.4) Diarrhea 9 (7.6) Dizziness 9 (7.6) Headache 9 (7.6) Pain 9 (7.6) Sweating Increased 9 (7.6) Back Pain 8 (6.7) Hematuria 8 (6.7) Injection Site Reaction 8 (6.7) Edema 8 (6.7) Edema Peripheral 8 (6.7) Somnolence 8 (6.7) Anxiety 7 (5.9) Confusion 7 (5.9) Face Edema 6 (5) Insomnia 6 (5) Coughing 5 (4.2) Dyspepsia 4 (3.4) Hypotension 4 (3.4) Pallor 4 (3.4) Dehydration 3 (2.5) Pneumonia 2 (1.7) Tachycardia 1 (0.8) Flushing 1 (0.8) 1 Intravenous dosing of ifosfamide and mesna followed by intravenous doses of mesna accor… [Excerpted — this section continues on DailyMed.]
🔄 Drug Interactions ▾
7 DRUG INTERACTIONS No clinical drug interaction studies have been conducted with mesna.
👥 Use in Specific Populations ▾
8 USE IN SPECIFIC POPULATIONS Pregnancy: Mesna injection in combination with ifosfamide can cause fetal harm. Advise patients of potential risk to a fetus. (8.1) Lactation: Do not breastfeed.
(8.2) Females and Males of Reproductive Potential: Advise patients to use effective contraception. Verify pregnancy status prior to initiation of mesna in combination with ifosfamide. (8.3) Pediatric use: In premature neonates and low-birth weight infants, avoid use of benzyl alcohol–containing solutions.
(8.4) Geriatric use: Dose selection should be cautious. (8.5) S e e 17 for PATIENT COUNSELING INFORMATION
8.1Pregnancy Risk Summary Mesna is used in combination with ifosfamide or other cytotoxic agents. Ifosfamide can cause fetal harm when administered to a pregnant woman. Refer to the ifosfamide prescribing information for more information on use during pregnancy.
Mesna injection contains the preservative benzyl alcohol. Because benzyl alcohol is rapidly metabolized by a pregnant woman, benzyl alcohol exposure in the fetus is unlikely [see Warnings and Precautions (5.3) and Use in Specific Populations (8.4 )]. The estimated background risk of major birth defects and miscarriage for the indicated populations are 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 Mesna is used in combination with ifosfamide or other cytotoxic agents.
Ifosfamide can cause fetal harm including embryo-fetal lethality. Refer to the ifosfamide prescribing information for more information on use during pregnancy. In embryo-fetal development studies, oral administration of mesna to pregnant rats (500, 1000, 1500, and 2000 mg/kg) and rabbits (500 and 1000 mg/kg) during the period of organogenesis revealed no adverse developmental outcomes at doses approximately 10 times the maximum recommended total daily human equivalent dose based on body surface area.
8.2Lactation Risk Summary Mesna is used in combination with ifosfamide or other cytotoxic agents. Ifosfamide is excreted in breast milk. Refer to the ifosfamide prescribing information for more information on use during lactation.
There are no data on the presence of mesna in human or animal milk, the effect on the breastfed child, or the effect on milk production. Mesna injection contains the preservative benzyl alcohol. Because benzyl alcohol is rapidly metabolized by a lactating woman, benzyl alcohol exposure in the breastfed infant is unlikely.
However, adverse reactions have occurred in premature neonates and low birth weight infants who received intravenously administered benzyl alcohol-containing drugs [see Warnings and Precautions (5.3) and Use in Specific Populations (8.4 )]. Because of the potential for serious adverse reactions in a breastfed child, advise lactating women not to breastfeed during treatment and for 1 week after the last dose of mesna or ifosfamide.
8.3Females and Males of Reproductive Potential Mesna is used in combination with ifosfamide or other cytotoxic agents. Ifosfamide can cause fetal harm when administered to a pregnant woman. Refer to the ifosfamide prescribing information for more information on contraception and effects on fertility.
Pregnancy Testing Verify the pregnancy status of females of reproductive potential prior to initiation of mesna in combination with ifosfamide. Contraception Females Advise females of reproductive potential to use effective contraception during treatment with mesna in combination with ifosfamide and for 6 months after the last dose. Males Advise males with female partners of reproductive potential to use effective contraception during treatment with mesna in combination with ifosfamide and for 3 months after the last dose.
8.4Pediatric Use Mesna Injection contains the preservative benzyl alcohol which ha… [Excerpted — this section continues on DailyMed.]
🤰 Pregnancy ▾
8.1Pregnancy Risk Summary Mesna is used in combination with ifosfamide or other cytotoxic agents. Ifosfamide can cause fetal harm when administered to a pregnant woman. Refer to the ifosfamide prescribing information for more information on use during pregnancy.
Mesna injection contains the preservative benzyl alcohol. Because benzyl alcohol is rapidly metabolized by a pregnant woman, benzyl alcohol exposure in the fetus is unlikely [see Warnings and Precautions (5.3) and Use in Specific Populations (8.4 )]. The estimated background risk of major birth defects and miscarriage for the indicated populations are 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 Mesna is used in combination with ifosfamide or other cytotoxic agents.
Ifosfamide can cause fetal harm including embryo-fetal lethality. Refer to the ifosfamide prescribing information for more information on use during pregnancy. In embryo-fetal development studies, oral administration of mesna to pregnant rats (500, 1000, 1500, and 2000 mg/kg) and rabbits (500 and 1000 mg/kg) during the period of organogenesis revealed no adverse developmental outcomes at doses approximately 10 times the maximum recommended total daily human equivalent dose based on body surface area.
🧒 Pediatric Use ▾
8.4Pediatric Use Mesna Injection contains the preservative benzyl alcohol which has been associated with serious adverse reactions and death when administered intravenously to premature neonates and low birth weight infants. Avoid use of mesna injection in premature neonates and low-birth weight infants [see Warnings and Precautions (5.3 )] .
🧓 Geriatric Use ▾
8.5Geriatric Use Clinical studies of mesna did not include sufficient numbers of subjects aged 65 and over to determine whether they respond differently from younger subjects. In general, dose selection for an elderly patient should be cautious, reflecting the greater frequency of decreased hepatic, renal, or cardiac function, and of concomitant disease or other drug therapy. The ratio of ifosfamide to mesna should remain unchanged.
🆘 Overdosage ▾
10 OVERDOSAGE There is no known antidote for mesna. In a clinical trial, 11 patients received intravenous mesna 10 mg/kg to 66 mg/kg per day for 3 to 5 days. Patients also received ifosfamide or cyclophosphamide.
Adverse reactions included nausea, vomiting, diarrhea and fever. An increased rate of these adverse reactions has also been found in oxazaphosphorine-treated patients receiving ≥80 mg mesna per kg per day intravenously compared with patients receiving lower doses or hydration treatment only. Postmarketing, administration of 4.5 g to 6.9 g of mesna resulted in hypersensitivity reactions including mild hypotension, shortness of breath, asthma exacerbation, rash, and flushing.
🧬 Clinical Pharmacology ▾
12 CLINICAL PHARMACOLOGY
12.1Mechanism of Action Mesna reacts chemically with the urotoxic ifosfamide metabolites, acrolein and 4-hydroxy-ifosfamide, resulting in their detoxification. The first step in the detoxification process is the binding of mesna to 4-hydroxy ifosfamide forming a non-urotoxic 4-sulfoethylthioifosfamide. Mesna also binds to the double bonds of acrolein and to other urotoxic metabolites and inhibits their effects on the bladder.
12.3Pharmacokinetics Distribution Mean apparent volume of distribution (V d ) for mesna is 0.652 ± 0.242 L/kg after intravenous administration which suggests distribution to total body water (plasma, extracellular fluid, and intracellular water). Me tabolism Analogous to the physiological cysteine-cystine system, mesna is rapidly oxidized to its major metabolite, mesna disulfide (dimesna). Plasma concentrations of mesna exceed those of dimesna after intravenous administration.
Excretion Following intravenous administration of a single 800 mg dose, approximately 32% and 33% of the administered dose was eliminated in the urine in 24 hours as mesna and dimesna, respectively. Mean plasma elimination half-lives of mesna and dimesna are 0.36 hours and 1.17 hours, respectively. Mesna has a plasma clearance of
1.23L/h/kg.
🧬 Mechanism of Action ▾
12.1Mechanism of Action Mesna reacts chemically with the urotoxic ifosfamide metabolites, acrolein and 4-hydroxy-ifosfamide, resulting in their detoxification. The first step in the detoxification process is the binding of mesna to 4-hydroxy ifosfamide forming a non-urotoxic 4-sulfoethylthioifosfamide. Mesna also binds to the double bonds of acrolein and to other urotoxic metabolites and inhibits their effects on the bladder.
📦 How Supplied / Storage and Handling ▾
16 HOW SUPPLIED/STORAGE AND HANDLING Mesna Injection is available as follows: NDC 0143-9260-01 1 gram; 10 mL Multiple-Dose Vial, individually boxed. Store at 20° to 25°C (68° to 77°F) [see USP for Controlled Room Temperature]. If mesna is co-administered with ifosfamide, refer to the ifosfamide prescribing information for safe handling instructions.
📋 Description ▾
11 DESCRIPTION Mesna is a detoxifying agent to inhibit the hemorrhagic cystitis induced by ifosfamide. The active ingredient, mesna, is a synthetic sulfhydryl compound designated as sodium-2-mercaptoethane sulfonate with a molecular formula of C 2 H 5 NaO 3 S 2 and a molecular weight of 164.18. Its structural formula is as follows: HS–CH2–CH2SO3–Na+ Mesna injection is a sterile, nonpyrogenic, aqueous solution of clear and colorless appearance in clear glass Multiple-Dose vials for intravenous administration.
Mesna injection contains 100 mg/mL mesna, 0.25 mg/mL edetate disodium and sodium hydroxide for pH adjustment. Mesna Injection Multiple-Dose vials also contain 10.4 mg/mL of benzyl alcohol as a preservative. The solution has a pH range of 6.5 to 7.3.
💬 Information for Patients ▾
17 PATIENT COUNSELING INFORMATION See FDA-approved patient labeling (Patient Information). Hypersensitivity Advise the patient to discontinue mesna and seek immediate medical attention if any signs or symptoms of a hypersensitivity reaction, including systemic anaphylactic reactions occur [see Warnings and Precautions (5.1 )]. Hemorrhagic Cystitis Mesna does not prevent hemorrhagic cystitis in all patients nor does it prevent or alleviate any of the other adverse reactions or toxicities associated with ifosfamide.
Advise the patient to report to their healthcare provider if his/her urine has turned a pink or red color [see Dosage and Administration (2.3 )]. Advise the patient to drink 1 to 2 liters of fluid each day during mesna therapy [see Dosage and Administration (2.3 )]. Dermatologic Toxicity Advise the patient that Stevens-Johnson syndrome, toxic epidermal necrolysis, and drug rash with eosinophilia and systemic symptoms and bullous and ulcerative skin and mucosal reactions have occurred with mesna.
Advise the patient to report to their healthcare provider if signs and symptoms of these syndromes occur [see Warnings and Precautions (5.2) ]. Benzyl Alcohol Toxicity Advise patients that serious adverse reactions are associated with the benzyl alcohol found in mesna and other medications in premature neonates and low-birth weight infants [see Warnings and Precautions (5.3 ) and Use in Specific Populations (8.4 )]. Embryo-Fetal Toxicity Mesna is used in combination with ifosfamide.
Ifosfamide or other cytotoxic agents can cause fetal harm when administered to a pregnant woman. Inform female patients of the risk to a fetus and potential loss of the pregnancy. Advise females to inform their healthcare provider if they are pregnant or become pregnant [see Use in Specific Populations (8.1) ].
Contraception Advise females of reproductive potential to use effective contraception during treatment with mesna in combination with ifosamide and for 6 months after the last dose [see Use in Specific Populations (8.3 )] . Advise male patients with female partners of reproductive potential to use effective contraception during treatment with mesna in combination with ifosamide and for 3 months after the last dose [see Use in Specific Populations (8.3) ]. Lactation Advise lactating women not to breastfeed during treatment with mesna or ifosfamide and for 1 week after the last dose [see Use in Specific Populations (8.2) ] .
Manufactured by: HIKMA FARMACÊUTICA (PORTUGAL), S.A. Estrada do Rio da Mó, 8, 8A e 8B – Fervença – 2705-906 Terrugem SNT, PORTUGAL Distributed by: Hikma Pharmaceuticals USA Inc. Berkeley Heights, NJ 07922 April 2023 PIN453-WES/2 Patient Information MESA (MESS-nah injection What is the most important information I should know about mesna injection?
Mesna injection can cause serious allergic reactions and skin reactions. These serious reactions can happen the first time you are treated with mesna injection or after several months of treatment with mesna injection. Stop treatment with mesna injection and go to the nearest hospital emergency room right away if you develop any of the symptoms listed below: fever swelling of your face, lips, mouth or tongue trouble breathing or wheezing itching burning skin rash or hives skin redness or swelling skin blisters or peeling feel lightheaded or faint feel like your heart is racing nausea vomiting joint or muscle aches mouth sores See “ What are the possible side effects of mesna injection? ” for more information about side effects.
What is mesna injection? Mesna injection is a prescription medicine used to reduce the risk of inflammation and bleeding of the bladder (hemorrhagic cystitis) in people who receive ifosfamide (a medicine used to treat cancer). Mesna injection is not for use to reduce the risk of blood in the urine (hematuria) due to other medical conditions.
Do not take mesna tablets or receive mesna injection by intravenous (IV) infusion if you are allergic to mesna or a… [Excerpted — this section continues on DailyMed.]
🧬 Pharmacokinetics ▾
12.3Pharmacokinetics Distribution Mean apparent volume of distribution (V d ) for mesna is 0.652 ± 0.242 L/kg after intravenous administration which suggests distribution to total body water (plasma, extracellular fluid, and intracellular water). Me tabolism Analogous to the physiological cysteine-cystine system, mesna is rapidly oxidized to its major metabolite, mesna disulfide (dimesna). Plasma concentrations of mesna exceed those of dimesna after intravenous administration.
Excretion Following intravenous administration of a single 800 mg dose, approximately 32% and 33% of the administered dose was eliminated in the urine in 24 hours as mesna and dimesna, respectively. Mean plasma elimination half-lives of mesna and dimesna are 0.36 hours and 1.17 hours, respectively. Mesna has a plasma clearance of
1.23L/h/kg.
🔬 Clinical Studies ▾
14 CLINICAL STUDIES
14.1Intravenous Mesna Hemorrhagic cystitis produced by ifosfamide is dose dependent ( Table 4 ). At a dose of 1.2 g/m2 ifosfamide administered daily for 5 days, 16 to 26% of the patients who received conventional uroprophylaxis (high fluid intake, alkalinization of the urine, and the administration of diuretics) developed hematuria (>50 RBC per hpf or macrohematuria) (Studies 1, 2, and 3). In contrast, none of the patients who received mesna injection together with this dose of ifosfamide developed hematuria (Studies 3 and 4).
In two randomized studies, (Studies 5 and 6), higher doses of ifosfamide, from 2 g/m2 to 4 g/m2 administered for 3 to 5 days, produced hematuria in 31 to 100% of the patients. When mesna was administered together with these doses of ifosfamide, the incidence of hematuria was less than 7%. T able 4.
Percent of mesna Patients Developing Hematuria ( ≥50 RBC/hpf or macrohematuria) S t udy Conventional Uroprophylaxis ( nu m b e r of patients) S t andard Mesna Intravenous Regimen (number of patients) Uncontrolled Studies* Study 1 16% (7/44) - Study 2 26% (11/43) - Study 3 18% (7/38) 0% (0/21) Study 4 - 0% (0/32) Controlled Studies † Study 5 31% (14/46) 6% (3/46) Study 6 100% (7/7) 0% (0/8) *Ifosfamide dose 1.2 g/m2 d x 5 †Ifosfamide dose 2 g/m2 to 4 g/m2 d x 3 to 5
🧪 Nonclinical Toxicology ▾
13 NONCLINICAL TOXICOLOGY
13.1Carcinogenesis, Mutagenesis, Impairment of Fertility No long-term studies in animals have been performed to evaluate the carcinogenic potential of mesna. Mesna was not genotoxic in the in vitro Ames bacterial mutagenicity assay, the in vitro mammalian lymphocyte chromosomal aberration assay or the in vivo mouse micronucleus assay. No studies on male or female fertility were conducted.
No signs of male or female reproductive organ toxicity were seen in 6-month oral rat studies (≤2000 mg/kg/day) or 29-week oral dog studies (520 mg/kg/day) at doses approximately 10-fold higher than the maximum recommended human dose on a body surface area basis.
📄 Carcinogenesis, Mutagenesis, Impairment of Fertility ▾
13.1Carcinogenesis, Mutagenesis, Impairment of Fertility No long-term studies in animals have been performed to evaluate the carcinogenic potential of mesna. Mesna was not genotoxic in the in vitro Ames bacterial mutagenicity assay, the in vitro mammalian lymphocyte chromosomal aberration assay or the in vivo mouse micronucleus assay. No studies on male or female fertility were conducted.
No signs of male or female reproductive organ toxicity were seen in 6-month oral rat studies (≤2000 mg/kg/day) or 29-week oral dog studies (520 mg/kg/day) at doses approximately 10-fold higher than the maximum recommended human dose on a body surface area basis.
📄 Recent Major Changes ▾
RECENT MAJOR CHANGES Warnings and Precautions, Benzyl Alcohol Toxicity (5.3) 12/2018
📄 Package Label / Principal Display Panel ▾
PACKAGE/LABEL PRINCIPAL DISPLAY PANEL NDC 0143-9260-01 Rx only Mesna Injection 1 g/10 mL (100 mg/mL) FOR INTRAVENOUS USE 10 mL Mutliple-Dose Vial NDC 0143-9260-01 Rx only Mesna Injection 1 g/10 mL (100 mg/mL) FOR INTRAVENOUS USE 10 mL Mutliple-Dose Vial carton unit label carton
SERIALIZATION IMAGE Carton label serialization image Carton label serialization image
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