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Isoniazid Tablets Shortage

Last Updated: May 16, 2025
Status: Current

Products Affected - Description
    • Isoniazid oral tablet, Mylan (Viatris), 300 mg, unit-dose blister pack, 100 count, NDC 51079-0083-20 - discontinued
    • Isoniazid oral tablet, Teva, 100 mg, bottle, 100 count, NDC 00555-0066-02 - discontinued
    • Isoniazid oral tablet, Teva, 300 mg, bottle, 30 count, NDC 00555-0071-01 - discontinued
    • Isoniazid oral tablet, Teva, 300 mg, bottle, 100 count, NDC 00555-0071-02 - discontinued
Reason for the Shortage
    • Genus Lifesciences launched isoniazid in late-2024.
    • Teva divested isoniazid tablets to Genus Lifesciences in late-2024.
    • Viatris discontinued isoniazid tablets in March 2025.
Available Products
    • Isoniazid oral tablet, Genus Lifesciences, 100 mg, bottle, 100 count, NDC 64950-0216-10
    • Isoniazid oral tablet, Genus Lifesciences, 300 mg, bottle, 30 count, NDC 64950-0217-03
    • Isoniazid oral tablet, Genus Lifesciences, 300 mg, bottle, 100 count, NDC 64950-0217-10

Updated

Updated May 16, 2025 by Leslie Jensen, PharmD, Drug Information Specialist. Created September 1, 2022 by Leslie Jensen, PharmD, Drug Information Specialist. © 2025, Drug Information Service, University of Utah, Salt Lake City, UT.

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