title: Mania induced by biochemical imbalance.
mesh_terms: D001714:Bipolar Disorder / Q000139:chemically induced*; D002121:Calcium Channel Blockers / Q000009:adverse effects; D006801:Humans; D008297:Male; D009543:Nifedipine / Q000009:adverse effects*
chemical_list: D002121:Calcium Channel Blockers; D009543:Nifedipine