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Drug Safety-related Labeling Changes (SrLC)

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IWILFIN (NDA-215500)

(EFLORNITHINE HYDROCHLORIDE)

Safety-related Labeling Changes Approved by FDA Center for Drug Evaluation and Research (CDER)

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11/26/2024 (SUPPL-1)

Approved Drug Label (PDF)

8 Use in Specific Populations

8.1 Renal Impairment

Newly added subsection:

Patients with moderate (eGFR <60 mL/min) and severe (eGFR <30 mL/min) renal impairment have a higher exposure to eflornithine than patients with normal renal function which can increase the risk for toxicity [see Clinical Pharmacology (12.3)]. Reduce the dose in patients with severe renal impairment [see Dosage and Administration (2.3)]. Monitor patients with moderate renal impairment closely for increased adverse reactions including hepatotoxicity, myelosuppression, and hearing loss [see Dosage and Administration (2.4)].