title: Challenges in oral therapy for erectile dysfunction.
authors.affiliation: Department of Urology, University Hospital of Cleveland, Case Western Reserve University, Cleveland VA Medical Center, Ohio 44106, USA. adseftel@aol.com
authors.forename: Allen D
authors.initials: AD
authors.lastname: Seftel
mesh_terms: D000284:Administration, Oral; D000317:Adrenergic alpha-Antagonists / Q000008:administration & dosage*; D018491:Dopamine Agonists / Q000008:administration & dosage*; D007172:Erectile Dysfunction / Q000188:drug therapy* / Q000503:physiopathology; D006801:Humans; D008297:Male; D010410:Penile Erection / Q000187:drug effects; D010726:Phosphodiesterase Inhibitors / Q000008:administration & dosage*
chemical_list: D000317:Adrenergic alpha-Antagonists; D018491:Dopamine Agonists; D010726:Phosphodiesterase Inhibitors