Additive adverse effects resulting from cholinergic blockade may occur when LEVSIN is administered concomitantly with other antimuscarinics, amantadine, haloperidol, phenothiazines, monoamine oxidase (MAO) inhibitors, tricyclic antidepressants or some antihistamines.
<LEVSIN, effect, antimuscarinics>, <LEVSIN, effect, amantadine>, <LEVSIN, effect, haloperidol>, <LEVSIN, effect, phenothiazines>, <LEVSIN, effect, monoamine oxidase (MAO) inhibitors>, <LEVSIN, effect, tricyclic antidepressants>, <LEVSIN, effect, antihistamines>