title: Adverse effect of hydralazine in patients with primary pulmonary hypertension.
mesh_terms: D000284:Administration, Oral; D000328:Adult; D001794:Blood Pressure / Q000187:drug effects; D002302:Cardiac Output / Q000187:drug effects; D005260:Female; D006801:Humans; D006830:Hydralazine / Q000008:administration & dosage / Q000009:adverse effects*; D006976:Hypertension, Pulmonary / Q000188:drug therapy* / Q000503:physiopathology; D007275:Injections, Intravenous; D008297:Male; D008875:Middle Aged; D011652:Pulmonary Circulation / Q000187:drug effects; D014655:Vascular Resistance / Q000187:drug effects*
chemical_list: D006830:Hydralazine