Drowsiness, sedation, somnolence, blurred vision, dizziness; confusion, disorientation, extrapyramidal symptoms; lassitude, tinnitus, incoordination, fatigue, euphoria, nervousness, diplopia, insomnia, tremors, convulsive seizures, excitation, catatonic-like states, hysteria; hallucinations; increased or decreased BP, tachycardia, bradycardia, faintness; dermatitis, photosensitivity, urticaria; leukopenia, thrombocytopenia, thrombocytopenic purpura, agranulocytosis; dry mouth, nausea, vomiting, jaundice; asthma, nasal stuffiness, resp depression, apnea; angioneurotic edema, NMS.