How Ephedra/Ma-Huang interacts with MAO inhibitors

Interaction type: Interactions

Interaction rating: Potential/Theoritical

Studies report that ephedra may act in the body like some of these medications, which may alter the effects of these medications and possibly the dose needed for treatment. Use with caution. (1)

These drugs include phenelzine, tranylcypromine, isocarboxazid


  1. View Abstract: Nikaido T, et al. The study on Chinese herbal medicinal prescription with enzyme inhibitory activity. III. The study of mao-to with adenosine 3',5'-cyclic monophosphate phosphodiesterase. Yakugaku Zasshi. Jul1990;110(7):504-8.