title: Acute oral management of hypertension: blood pressure response to prazosin and nifedipine.
mesh_terms: D001794:Blood Pressure / Q000187:drug effects*; D006801:Humans; D006973:Hypertension / Q000188:drug therapy*; D007024:Hypotension, Orthostatic / Q000139:chemically induced; D008875:Middle Aged; D009543:Nifedipine / Q000627:therapeutic use*; D011224:Prazosin / Q000009:adverse effects / Q000627:therapeutic use*; D011725:Pyridines / Q000627:therapeutic use*; D011799:Quinazolines / Q000627:therapeutic use*
chemical_list: D011725:Pyridines; D011799:Quinazolines; D009543:Nifedipine; D011224:Prazosin