title: Apomorphine as an alternative to sildenafil in Parkinson's disease.
authors.forename: J D
authors.initials: JD
authors.lastname: O'Sullivan
mesh_terms: D000978:Antiparkinson Agents / Q000008:administration & dosage / Q000494:pharmacology*; D001058:Apomorphine / Q000008:administration & dosage / Q000494:pharmacology*; D007172:Erectile Dysfunction / Q000188:drug therapy*; D006801:Humans; D007279:Injections, Subcutaneous; D008297:Male; D019578:Multiple System Atrophy / Q000150:complications*; D010300:Parkinson Disease / Q000150:complications*; D010726:Phosphodiesterase Inhibitors / Q000008:administration & dosage / Q000494:pharmacology*; D010879:Piperazines / Q000008:administration & dosage / Q000494:pharmacology*; D011687:Purines; D000068677:Sildenafil Citrate; D013450:Sulfones
chemical_list: D000978:Antiparkinson Agents; D010726:Phosphodiesterase Inhibitors; D010879:Piperazines; D011687:Purines; D013450:Sulfones; D000068677:Sildenafil Citrate; D001058:Apomorphine