Isoniazid, meperidine, and hypotension.
D004347:Drug Interactions; D006801:Humans; D007538:Isoniazid / Q000627:therapeutic use*; D008297:Male; D008614:Meperidine / Q000627:therapeutic use*; D008875:Middle Aged; D008995:Monoamine Oxidase; D008996:Monoamine Oxidase Inhibitors
D008996:Monoamine Oxidase Inhibitors; D008614:Meperidine; D008995:Monoamine Oxidase; D007538:Isoniazid