Nelarabine

FDA label, Sandoz Inc, intravenous, effective 2025-03-31. Full label on DailyMed

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Quoted from the FDA label. Product labels differ by manufacturer and change over time; confirm against the label for the product you are using.

Boxed warning

WARNING: NEUROLOGIC ADVERSE REACTIONS Severe neurologic adverse reactions have been reported with the use of ARRANON ® . These adverse reactions have included altered mental states including severe somnolence, central nervous system effects including convulsions, and peripheral neuropathy ranging from numbness and paresthesias to motor weakness and paralysis. There have also been reports of adverse reactions associated with demyelination, and ascending peripheral neuropathies similar in appearance to Guillain-Barré syndrome [see Warnings and Precautions (5.1)]. Full recovery from these adverse reactions has not always occurred with cessation of therapy with ARRANON.

Monitor frequently for signs and symptoms of neurologic toxicity during treatment with ARRANON. Discontinue ARRANON for neurologic adverse reactions of NCI Common Toxicity Criteria for Adverse Events (CTCAE) Grade 2 or greater [see Warnings and Precautions (5.1)]. WARNING: NEUROLOGIC ADVERSE REACTIONS See full prescribing information for complete boxed warning. Severe neurologic adverse reactions have been reported with the use of ARRANON. These adverse reactions have included altered mental states including severe somnolence, central nervous system effects including convulsions, and peripheral neuropathy ranging from numbness and paresthesias to motor weakness and paralysis.

There have also been reports of adverse reactions associated with demyelination, and ascending peripheral neuropathies similar in appearance to Guillain-Barré syndrome. ( 5.1 ) Full recovery from these adverse reactions has not always occurred with cessation of therapy with ARRANON. Monitor frequently for signs and symptoms of neurologic toxicity. Discontinue ARRANON for neurologic adverse reactions of NCI Common Toxicity Criteria for Adverse Events (CTCAE) Grade 2 or greater. ( 5.1 )

Nucleoside Metabolic Inhibitor

Dosing in kidney impairment

Dosage in Special Populations ARRANON has not been studied in patients with renal or hepatic dysfunction [see Use in Specific Populations (8.6, 8.7)] . No dose adjustment is recommended for patients with a creatinine clearance (CLCr) greater than or equal to 50 mL/min [see Clinical Pharmacology] . There are insufficient data to support a dose recommendation for patients with a CLCr less than 50 mL/min.

Dosing in liver impairment

Hepatic Impairment The influence of hepatic impairment on the pharmacokinetics of nelarabine has not been evaluated. Because the risk of adverse reactions to this drug may be greater in patients with severe hepatic impairment (total bilirubin greater than 3 times upper limit of normal), these patients should be closely monitored for toxicities when treated with ARRANON.

Preparation and administration

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Instructions for Handling, Preparation, and Administration Handling : ARRANON is a hazardous drug. Caution should be used during handling and preparation. Use of gloves and other protective clothing to prevent skin contact is recommended. Proper aseptic technique should be used. Guidelines for proper handling and disposal of anticancer drugs have been published. 1 Preparation and Administration : Administer ARRANON undiluted.

Transfer the appropriate dose of ARRANON into polyvinylchloride (PVC) infusion bags or glass containers and administer as a 2-hour infusion in adult patients and as a 1-hour infusion in pediatric patients. Prior to administration, inspect the drug product visually for particulate matter and discoloration. Stability: ARRANON Injection is stable in PVC infusion bags and glass containers for up to 8 hours at up to 30ºC.

Drug interactions

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Label text (1 paragraph)

Administration of ARRANON in combination with adenosine deaminase (ADA) inhibitors, such as pentostatin, is not recommended [see Clinical Pharmacology (12.3)] . Administration in combination with adenosine deaminase (ADA) inhibitors, such as pentostatin, is not recommended. ( 7 , 12.3 )

Contraindications

None. None. (4)

Pregnancy and lactation

Pregnancy

8.1 Pregnancy Risk Summary Based on its mechanism of action and findings in animal studies, ARRANON can cause fetal harm when administered to a pregnant woman [see Clinical Pharmacology (12.1)] . Limited available data with ARRANON use in pregnant women are insufficient to determine a drug-associated risk for major birth defects, miscarriage or adverse maternal, or fetal outcomes. There are risks to the pregnant woman associated with untreated leukemia or lymphoma (see Clinical Considerations) .

In animal reproduction studies, intravenous administration of nelarabine to pregnant rabbits during the period of organogenesis resulted in teratogenicity at maternal doses below the recommended human adult dose of 1,500 mg/m 2 /day (see Data) . Advise pregnant women of the potential risk to the fetus. The estimated 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 are 2% to 4% and 15% to 20%, respectively.

Clinical Considerations Disease-Associated Maternal and/or Embryo-fetal Risk There are risks to the mother from untreated leukemia or lymphoma, including anemia, thrombocytopenia, and death. Data Animal Data In an embryo-fetal development study in which pregnant rabbits were administered daily doses of nelarabine during organogenesis, increased incidences of fetal malformations, anomalies, and variations were observed at doses greater than or equal to 360 mg/m 2 /day (8-hour IV infusion; approximately 25% of the recommended human adult dose compared on a mg/m 2 basis), which was the lowest dose tested.

Cleft palate was seen in rabbits given 3600 mg/m 2 /day (approximately 2-fold the adult dose), absent pollices (digits) in rabbits given greater than or equal to 1200 mg/m 2 /day (approximately 75% of the recommended adult dose), while absent gall bladder, absent accessory lung lobes, fused or extra sternebrae, and delayed ossification was seen at all doses. Maternal body weight gain and fetal body weights were reduced in rabbits given 3600 mg/m 2 /day (approximately 2-fold the adult dose), but could not account for the increased incidence of malformations seen at this or lower administered doses.

For breastfeeding, also see LactMed (National Library of Medicine), which summarizes milk levels and infant effects.

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