title: Beta-blocker withdrawal syndrome.
mesh_terms: D006339:Heart Rate; D006801:Humans; D006980:Hyperthyroidism / Q000188:drug therapy; D009543:Nifedipine / Q000627:therapeutic use; D009573:Nitrites / Q000627:therapeutic use; D011187:Posture; D011433:Propranolol / Q000008:administration & dosage*; D013375:Substance Withdrawal Syndrome
chemical_list: D009573:Nitrites; D011433:Propranolol; D009543:Nifedipine