AlprostadilProstaglandinsErectile DysfunctionProstaglandins EProstaglandins FUrethraPenisCoitusPenile ErectionSciatic NeuropathyDrug Administration RoutesDinoprostoneVasodilator AgentsProstaglandin D2Prostaglandins AReceptors, Prostaglandin EProstaglandin AntagonistsReceptors, ProstaglandinProstaglandins DReceptors, Prostaglandin E, EP4 SubtypeReceptors, Prostaglandin E, EP2 SubtypeDinoprostIndomethacinProstaglandin-Endoperoxide SynthasesReceptors, Prostaglandin E, EP1 SubtypeProstaglandins, SyntheticProstaglandins E, SyntheticProstaglandins HReceptors, Prostaglandin E, EP3 SubtypeCyclooxygenase 2Prostaglandin EndoperoxidesProstaglandin H2Intramolecular OxidoreductasesCyclooxygenase InhibitorsDouble-Blind MethodProstaglandins F, SyntheticCyclooxygenase 1Prostaglandins BProstaglandins GArachidonic AcidsEpoprostenolHydroxyprostaglandin DehydrogenasesTreatment OutcomeProstaglandin Endoperoxides, Synthetic