20. TREATMENT OF SEROTONIN SYNDROME Refractory or severe cases Cryoheptadine 4 mg PO q 6 hrs Propranolol (Inderal) a mg IV q 30-60 min or 40mg PO q 6 hrs Methysergide (Sansert), 2 mg PO TID Lorazepam, 1 to 3 mg IV q 20-30 min up to 16 mg per day Mild cases Lorazepam (Ativan) 0.5-1.0 mg orally q 4-6 h Cryoheptadine (Periactin), 4 mg PO q6 h
25. Extra pyramidal Reactions Difficult to treat Involuntary movements of face, trunk and extremities -often irreversible c Tardive dyskinesia Antihistamines Anticholineric Inability to sit still C Akinesia Beta blockers Inability to sit still B Akathisia Anticholinergic Rigidity, decreased movements, abnormalities in gait B Parkinsonism Antihistamines Anticholinergic Neck and facial muscle spasm; Oculogyric crisis a Dystonia Treatment Symptoms Ac Ch Condition