Abstract
In a double-blind study, intravenous injection of naloxone, at a dose sufficient to saturate the opiate (endorphin) receptors, had no effect on sexual arousal, penile erection, ejaculation, or orgasm in a human subject. Apparently, endorphins are not involved in these phenomena.
Publication types
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Case Reports
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Clinical Trial
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Controlled Clinical Trial
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Randomized Controlled Trial
MeSH terms
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Adult
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Double-Blind Method
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Endorphins / physiology*
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Humans
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Libido / physiology*
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Male
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Naloxone / pharmacology
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Orgasm / physiology*
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Receptors, Opioid / drug effects
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Self-Assessment
Substances
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Endorphins
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Receptors, Opioid
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Naloxone