Isoniazid and Solriamfetol interaction
Isoniazid and Solriamfetol: the Solriamfetol prescribing label flags this combination with the strongest language, such as a contraindication, a boxed warning, or an instruction to avoid it.
Do not combine without a prescriber's guidance. The label language below is the strongest FDA uses.
What the FDA labels say
From the Solriamfetol (SUNOSI) label · effective 2026-05-05
SUNOSI is contraindicated in patients receiving concomitant treatment with monoamine oxidase (MAO) inhibitors, or within 14 days following discontinuation of monoamine oxidase inhibitor, because of the risk of hypertensive reaction [see Drug Interactions ( 7.1 )] .
Concurrent treatment with a monoamine oxidase inhibitor (MAOI) or use of an MAOI within the preceding 14 days.
Monoamine Oxidase (MAO) Inhibitors Do not administer SUNOSI concomitantly with MAOIs or within 14 days after discontinuing MAOI treatment.
Concomitant use of MAO inhibitors and noradrenergic drugs may increase the risk of a hypertensive reaction.
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Open in the checkerNot 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.