Acetazolamide and Mecamylamine interaction

Acetazolamide and Mecamylamine: the Mecamylamine prescribing label flags 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 Mecamylamine (Vecamyl) label · effective 2025-02-20

Major

Patients receiving antibiotics and sulfonamides should generally not be treated with ganglion blockers.

Contraindicationsby drug classView label on DailyMed
Minor

Drug Interactions Patients receiving antibiotics and sulfonamides generally should not be treated with ganglion blockers.

Drug interactionsby drug classView 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.