Methyldopa and Tranylcypromine interaction
Methyldopa and Tranylcypromine: both prescribing labels flag 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 Methyldopa label · effective 2025-03-28
CONTRAINDICATIONS Methyldopa is contraindicated in patients: – with active hepatic disease, such as acute hepatitis and active cirrhosis. – with liver disorders previously associated with methyldopa therapy (see WARNINGS ). – with hypersensitivity to any component of this product. – on therapy with monoamine oxidase (MAO) inhibitors.
Monoamine oxidase (MAO) inhibitors: See CONTRAINDICATIONS .
From the Tranylcypromine (Tranylcypromine Sulfate) label · effective 2025-07-25
…herbal medicines or dietary supplements antihistamines (allergy medicines) triptans buspirone carbamazepine dextromethorphan dopamine hydroxytryptophan and tryptophan levodopa and methyldopa meperidine rasagline resperine s-adenosyl-L-methionine (SAM-e) tapentadol tetrabenazin Ask your healthcare provider or pharmacist if you are not sure if you take any of these…
…sympathomimetics) Triptans Individual Drugs (not included in the above classes) buspirone levodopa s-adenosyl-L-methionine (SAM-e) carbamazepine meperidine tapentadol cyclobenzaprine methyldopa tetrabenazine dextromethorphan milnacipran tryptophan dopamine rasagiline hydroxytryptophan reserpine 4.2 Pheochromocytoma and Catecholamine-Releasing Paragangliomas Tranylcypromine…
…with caution d SS Hydroxytryptophan Contraindicated a SS Levodopa Contraindicated a HR Lithium Use with caution d SS Meperidine Contraindicated a SS Methadone Use with caution d SS Methyldopa Contraindicated a HR Metoclopramide Use with caution d HR/SS Mirtazapine Contraindicated a SS Oxcarbazepine Use with caution d because of close structural relationship with…
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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.