Quinupramine (Kevopril, Kinupril, Adeprim, Quinuprine) is a tricyclic antidepressant (TCA) used in Europe for the treatment of depression. On a pharmacological level, quinupramine acts in vitro as a strong muscarinic acetylcholine receptor antagonist (anticholinergic) and H1 receptor antagonist (antihistamine), moderate 5-HT2 receptor antagonist, ...