Drug choice for treatment of hypertension at 'step 2'.
D006801:Humans; D006973:Hypertension / Q000188:drug therapy*; D008750:Methyldopa / Q000008:administration & dosage / Q000009:adverse effects / Q000627:therapeutic use; D011433:Propranolol / Q000008:administration & dosage / Q000009:adverse effects / Q000627:therapeutic use; D012110:Reserpine / Q000008:administration & dosage / Q000009:adverse effects / Q000627:therapeutic use
D008750:Methyldopa; D012110:Reserpine; D011433:Propranolol