Interviews revealed marijuana and alcohol create distinctly different sexual experiences, with alcohol causing more regret and marijuana enhancing physical sensations

Qualitative interviews with 24 adults found that alcohol use before sex was associated with more social outgoingness, atypical partner choices, and post-sex regret, while marijuana was associated with enhanced physical sensations, longer sex, and more intense orgasms, with both drugs having various negative sexual effects.

Palamar, Joseph J et al.·Archives of sexual behavior·2018·Preliminary EvidenceQualitative Study
RTHC-01782QualitativePreliminary Evidence2018RETHINKTHC RESEARCH DATABASErethinkthc.com/research

Quick Facts

Study Type
Qualitative Study
Evidence
Preliminary Evidence
Sample
N=24

What This Study Found

Twenty-four adults who recently used marijuana before sex were interviewed about how alcohol and marijuana differently affected their sexual experiences.

Alcohol effects: facilitated social connections and meeting sexual partners, but was more likely to lead to atypical partner choices (someone they would not normally choose) and feelings of regret after sex. Alcohol was associated with sexual dysfunction including erectile dysfunction.

Marijuana effects: enhanced physical sensations of sex and body/sex organs, increased the perceived length and intensity of sex, and enhanced orgasm experiences. The illegality of marijuana reportedly facilitated intimate encounters through shared secret behavior.

Both substances had negative sexual effects, but the types differed.

Experiences were mostly similar across genders, with some variation.

Participants generally described alcohol as a social/disinhibiting drug that could lead to poor sexual decisions, versus marijuana as a sensory enhancer that changed the quality of sexual experience.

Key Numbers

24 adults, 50% female, all heterosexual. Alcohol: more partner regret, more social facilitation, more sexual dysfunction. Marijuana: enhanced sensations, longer/more intense sex, enhanced orgasm.

How They Did This

Qualitative study using semi-structured interviews with 24 adults (50% female, all heterosexual, HIV-negative) who recently used marijuana before sex. Thematic analysis comparing psychosocial and physical sexual experiences.

Why This Research Matters

Understanding how specific substances affect sexual decision-making and experiences is important for harm reduction and sexual health programming. The finding that alcohol and marijuana affect sexuality through different mechanisms suggests substance-specific prevention approaches may be needed.

The Bigger Picture

As marijuana becomes legal and more widely used, its effects on sexual behavior and experiences are increasingly relevant. This qualitative work provides a foundation for understanding substance-specific sexual risk that quantitative studies often miss.

What This Study Doesn't Tell Us

Small qualitative sample (24 participants). All heterosexual and HIV-negative, limiting generalizability. Self-reported experiences subject to recall bias. No dose-response data.

Questions This Raises

  • ?Do these findings extend to LGBTQ+ populations?
  • ?How do different marijuana strains or doses affect sexual experiences?
  • ?Does the combination of alcohol and marijuana create unique sexual effects?

Trust & Context

Key Stat:
Alcohol: more regret and dysfunction. Marijuana: enhanced sensations and orgasm.
Evidence Grade:
Preliminary. Small qualitative study providing in-depth understanding but limited generalizability.
Study Age:
Published in 2018. Research on marijuana and sexual experiences has expanded as legalization normalizes use.
Original Title:
A Qualitative Investigation Comparing Psychosocial and Physical Sexual Experiences Related to Alcohol and Marijuana Use among Adults.
Published In:
Archives of sexual behavior, 47(3), 757-770 (2018)
Database ID:
RTHC-01782

Evidence Hierarchy

Meta-Analysis / Systematic Review
Randomized Controlled Trial
Cohort / Case-Control
Cross-Sectional / ObservationalSnapshot without intervening
This study
Case Report / Animal Study

Uses interviews or focus groups to understand experiences in depth.

What do these levels mean? →

Frequently Asked Questions

Does marijuana improve sex?

Participants in this study reported that marijuana enhanced physical sensations, perceived intensity, and orgasm quality. However, both substances also had negative sexual effects, and subjective experiences may not generalize across all users, doses, or contexts.

Is one substance safer for sexual decision-making?

Alcohol was more consistently associated with poor partner choices and post-sex regret. Marijuana was less associated with regret but has been linked to sexual risk behavior in other studies. Neither substance should be considered "safe" for sexual decision-making.

Read More on RethinkTHC

Cite This Study

RTHC-01782·https://rethinkthc.com/research/RTHC-01782

APA

Palamar, Joseph J; Acosta, Patricia; Ompad, Danielle C; Friedman, Samuel R. (2018). A Qualitative Investigation Comparing Psychosocial and Physical Sexual Experiences Related to Alcohol and Marijuana Use among Adults.. Archives of sexual behavior, 47(3), 757-770. https://doi.org/10.1007/s10508-016-0782-7

MLA

Palamar, Joseph J, et al. "A Qualitative Investigation Comparing Psychosocial and Physical Sexual Experiences Related to Alcohol and Marijuana Use among Adults.." Archives of sexual behavior, 2018. https://doi.org/10.1007/s10508-016-0782-7

RethinkTHC

RethinkTHC Research Database. "A Qualitative Investigation Comparing Psychosocial and Physi..." RTHC-01782. Retrieved from https://rethinkthc.com/research/palamar-2018-a-qualitative-investigation-comparing

Access the Original Study

Study data sourced from PubMed, a service of the U.S. National Library of Medicine, National Institutes of Health.

This study breakdown was produced by the RethinkTHC research team. We analyze and report published research findings without making health recommendations. All interpretations are based solely on the published abstract and study data.