title: Decreased serum lithium during verapamil therapy.
mesh_terms: D000368:Aged; D001281:Atrial Fibrillation / Q000188:drug therapy; D001714:Bipolar Disorder / Q000188:drug therapy; D002312:Cardiomyopathy, Hypertrophic / Q000188:drug therapy; D005260:Female; D006801:Humans; D008094:Lithium / Q000097:blood* / Q000627:therapeutic use; D008297:Male; D008875:Middle Aged; D011485:Protein Binding / Q000187:drug effects; D014700:Verapamil / Q000627:therapeutic use*
chemical_list: D008094:Lithium; D014700:Verapamil