Effect of Medical Treatment and Prognosis of Postural Orthostatic Tachycardia Syndrome (POTS)
Conditions
- Postural Orthostatic Tachycardia Syndrome
Interventions
- DRUG: Propranolol
- DRUG: Bisoprolol
- DRUG: Propranolol+pyridostigmine
- DRUG: Bisoprolol+pyridostgmine
Sponsor
Seoul National University Hospital