Ganciclovir and Lamivudine and zidovudine interaction

Ganciclovir and Lamivudine and zidovudine: both prescribing labels flag this combination with the strongest language, such as a contraindication, a boxed warning, or an instruction to avoid it.

Major

Do not combine without a prescriber's guidance. The label language below is the strongest FDA uses.

What the FDA labels say

From the Lamivudine and zidovudine (COMBIVIR) label · effective 2023-08-22

Major

…Nucleoside analogues, e.g., ribavirin Hematologic/Bone Marrow Suppressive/Cytotoxic Agents Coadministration with the following drugs may increase the hematologic toxicity of zidovudine: • Ganciclovir • Interferon alfa • Ribavirin • Other bone marrow suppressive or cytotoxic agents 7.2 Lamivudine Sorbitol Coadministration of single doses of lamivudine and sorbitol resulted…

Drug interactionsnames GanciclovirView label on DailyMed

From the Ganciclovir label · effective 2026-01-09

Moderate

…with myelosuppression or nephrotoxicity (e.g., dapsone, doxorubicin, flucytosine, hydroxyurea, pentamidine, tacrolimus, trimethoprim/ sulfamethoxazole, vinblastine, vincristine and zidovudine) Unknown Because of potential for higher toxicity, coadministration with Ganciclovir should be considered only if the potential benefits are judged to outweigh the risks.

Drug interactionsnames Lamivudine and zidovudineView label on DailyMed

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Not medical advice. Interaction Checker quotes FDA label text and NIH fact sheets. Whether an interaction matters for you depends on doses, timing, kidney and liver function, and other conditions. Confirm with a pharmacist or prescriber.