Young cannabis users experienced withdrawal symptoms that peaked in the first week of quitting

In a 3-week monitored abstinence study, non-treatment-seeking young cannabis users showed withdrawal symptoms peaking in the first week then declining, with mood and sleep problems persisting throughout.

Sullivan, Ryan M et al.·Cannabis and cannabinoid research·2022·Moderate EvidenceProspective Cohort
RTHC-04251Prospective CohortModerate Evidence2022RETHINKTHC RESEARCH DATABASErethinkthc.com/research

Quick Facts

Study Type
Prospective Cohort
Evidence
Moderate Evidence
Sample
N=37

What This Study Found

Cannabis-using participants (n=37) reported higher overall withdrawal, mood symptoms, and sleep problems than controls (n=42) during 3 weeks of verified abstinence. Total and sleep-related withdrawal showed a quadratic trajectory: increasing from baseline in week 1, then decreasing in weeks 2-3. By study end, sleep quality differences had resolved.

Key Numbers

37 cannabis users and 42 controls. Withdrawal symptoms peaked in week 1 (quadratic trajectory). Mood symptoms higher throughout (p=0.006). Sleep-related withdrawal higher (p=0.04). No significant anxiety differences (p=0.07). Sleep quality equalized by study end.

How They Did This

Prospective study of 79 adolescent and young adult participants (37 cannabis users, 42 controls) undergoing 3 weeks of confirmed abstinence via urine and sweat patch toxicology. Withdrawal, anxiety, depression, and sleep assessed across the period.

Why This Research Matters

This is one of the few studies to monitor cannabis withdrawal in non-treatment-seeking young users with biological verification. The finding that symptoms peak early and decline supports targeted intervention during the critical first week of abstinence.

The Bigger Picture

Many young cannabis users do not realize they will experience withdrawal when stopping. Understanding the timeline helps set realistic expectations and plan support during the most difficult first week.

What This Study Doesn't Tell Us

Moderate sample size. Community sample may have lighter use patterns than clinical populations. Three weeks may not capture the full withdrawal resolution for all symptoms.

Questions This Raises

  • ?Would heavier users show more prolonged withdrawal?
  • ?Why did anxiety not differ significantly between groups?
  • ?Could targeted sleep support during the first week improve abstinence success?

Trust & Context

Key Stat:
Withdrawal peaked in week 1 then declined through week 3
Evidence Grade:
Moderate: biologically verified abstinence with control group, but moderate sample size and single site.
Study Age:
Published in 2022.
Original Title:
Assessment of Withdrawal, Mood, and Sleep Inventories After Monitored 3-Week Abstinence in Cannabis-Using Adolescents and Young Adults.
Published In:
Cannabis and cannabinoid research, 7(5), 690-699 (2022)
Database ID:
RTHC-04251

Evidence Hierarchy

Meta-Analysis / Systematic Review
Randomized Controlled Trial
Cohort / Case-ControlFollows or compares groups over time
This study
Cross-Sectional / Observational
Case Report / Animal Study

Enrolls participants and follows them forward in time.

What do these levels mean? →

Frequently Asked Questions

How long did withdrawal last?

Withdrawal symptoms increased in the first week, then began decreasing in weeks 2 and 3. By the end of the study, sleep quality had equalized between groups, though some mood symptoms persisted.

Were these treatment-seeking participants?

No. These were community-recruited (non-treatment-seeking) cannabis users, making the findings more relevant to recreational users who decide to stop on their own.

What was the most persistent symptom?

Mood symptoms (depression) were significantly higher in the cannabis group throughout the 3-week period, even after controlling for alcohol and nicotine use.

Read More on RethinkTHC

Cite This Study

RTHC-04251·https://rethinkthc.com/research/RTHC-04251

APA

Sullivan, Ryan M; Wallace, Alexander L; Stinson, Elizabeth A; Montoto, Karina V; Kaiver, Christine M; Wade, Natasha E; Lisdahl, Krista M. (2022). Assessment of Withdrawal, Mood, and Sleep Inventories After Monitored 3-Week Abstinence in Cannabis-Using Adolescents and Young Adults.. Cannabis and cannabinoid research, 7(5), 690-699. https://doi.org/10.1089/can.2021.0074

MLA

Sullivan, Ryan M, et al. "Assessment of Withdrawal, Mood, and Sleep Inventories After Monitored 3-Week Abstinence in Cannabis-Using Adolescents and Young Adults.." Cannabis and cannabinoid research, 2022. https://doi.org/10.1089/can.2021.0074

RethinkTHC

RethinkTHC Research Database. "Assessment of Withdrawal, Mood, and Sleep Inventories After ..." RTHC-04251. Retrieved from https://rethinkthc.com/research/sullivan-2022-assessment-of-withdrawal-mood

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.