Clinical evidence
MDMA / empathogens
Entactogen·Recreational / illicit
Effect across the cycle
DesireFacilitatory: Increased in more than 90% of users.
ArousalMixed: Subjective arousal up; erection impaired in ~40% of men.
PerformanceInhibitory: Erectile impairment common despite heightened desire.
ClimaxInhibitory: Orgasm delayed but frequently perceived as more intense.
ExperienceFacilitatory: Profound emotional intimacy and satisfaction; sometimes without desire for penetrative sex.
MemoryMixed: Emotionally vivid encoding; fine detail variable.
Mechanism
Roughly simultaneous serotonin and dopamine release (plus norepinephrine); releases oxytocin, prolactin and cortisol. Enhances desire, emotional intimacy and subjective satisfaction while impairing performance, mimicking a post-orgasmic prolactin state.
Sex differences & notes
Female arousal and orgasmic intensity enhanced; male erection inconsistent. In Zemishlany 2001, desire and satisfaction rose in >90% of users, orgasm was delayed but more intense, and erection was impaired in 40% of men.
Key sources
- Zemishlany, Aizenberg & Weizman, Eur Psychiatry 2001;16(2):127–130
- Passie et al. 2005