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.
Quick Facts
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)
- Authors:
- Sullivan, Ryan M(9), Wallace, Alexander L(14), Stinson, Elizabeth A, Montoto, Karina V, Kaiver, Christine M, Wade, Natasha E, Lisdahl, Krista M
- Database ID:
- RTHC-04251
Evidence Hierarchy
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.
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Cite This Study
https://rethinkthc.com/research/RTHC-04251APA
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.