title: Naloxone shortens ejaculation latency in male rats.
mesh_terms: D000818:Animals; D003307:Copulation / Q000187:drug effects; D004542:Ejaculation / Q000187:drug effects*; D004723:Endorphins / Q000502:physiology; D008297:Male; D009270:Naloxone / Q000494:pharmacology*; D051381:Rats; D012726:Sexual Behavior, Animal / Q000187:drug effects*; D013997:Time Factors
chemical_list: D004723:Endorphins; D009270:Naloxone