Cannabis withdrawal symptoms peaked in days 0-3 but sleep problems got worse over time
During monitored abstinence, most cannabis withdrawal symptoms were worst in the first three days and then improved, but sleep disturbance and strange dreams worsened over time, suggesting persistent sleep problems in chronic users.
Quick Facts
What This Study Found
Twenty-nine chronic, frequent cannabis smokers were monitored during sustained abstinence on a closed research unit. Most withdrawal symptoms, including irritability and anxiety, were greatest during days 0-3 and decreased afterward. Cannabis craving also significantly decreased over time, and appetite began normalizing by day 4.
However, two sleep-related symptoms moved in the opposite direction: strange dreams and difficulty getting to sleep increased over time rather than improving. This pattern suggests intrinsic sleep problems in chronic cannabis users that emerge as the sedating effects of cannabis wear off.
Symptoms present on admission (likely residual drug effects) were positively correlated with plasma cannabinoid concentrations on day 0 but not afterward, confirming that initial symptoms reflected drug offset rather than withdrawal.
Key Numbers
29 participants on admission, 66% remaining at 2 weeks, 34% at 4 weeks. Most symptoms peaked days 0-3. Strange dreams and insomnia increased over time. Appetite began normalizing day 4.
How They Did This
Prospective observational study of 29 non-treatment-seeking chronic cannabis smokers on a closed research unit. Daily computer-administered assessments of psychological, sensory, and physical symptoms. Concurrent plasma and oral fluid cannabinoid measurements. Two-thirds remained after 2 weeks, one-third after 4 weeks.
Why This Research Matters
The dissociation between general withdrawal symptoms (improving) and sleep symptoms (worsening) has important clinical implications. Sleep disturbance that gets worse rather than better may drive relapse and may require specific treatment.
The Bigger Picture
The finding that sleep problems worsen during prolonged abstinence while other symptoms improve explains why many cannabis users relapse specifically to manage sleep. Addressing sleep disturbance as a separate treatment target may be essential for sustained abstinence.
What This Study Doesn't Tell Us
High attrition (only 34% remained at 4 weeks). Non-treatment-seeking participants may differ from those motivated to quit. The closed unit environment differs from real-world conditions. No control group of non-users for comparison.
Questions This Raises
- ?How long do sleep problems persist after quitting?
- ?Would sleep medications or CBT for insomnia improve quit outcomes?
- ?Do the sleep problems reflect unmasking of pre-existing sleep disorders that were self-medicated with cannabis?
Trust & Context
- Key Stat:
- Most withdrawal symptoms improved after day 3; sleep problems got worse over time
- Evidence Grade:
- Prospective study in a controlled research setting with objective drug level monitoring, though limited by high attrition.
- Study Age:
- Published in 2014.
- Original Title:
- Cannabis withdrawal in chronic, frequent cannabis smokers during sustained abstinence within a closed residential environment.
- Published In:
- The American journal on addictions, 23(3), 234-42 (2014)
- Authors:
- Lee, Dayong(6), Schroeder, Jennifer R(2), Karschner, Erin L(4), Goodwin, Robert S, Hirvonen, Jussi, Gorelick, David A, Huestis, Marilyn A
- Database ID:
- RTHC-00820
Evidence Hierarchy
Enrolls participants and follows them forward in time.
What do these levels mean? →Frequently Asked Questions
When does cannabis withdrawal peak?
Most symptoms (irritability, anxiety, craving) were worst in the first three days and then improved. However, sleep problems (difficulty falling asleep, strange dreams) actually got worse over time rather than better.
Why do sleep problems get worse after quitting cannabis?
The worsening sleep pattern suggests chronic cannabis users may have underlying sleep problems that cannabis was masking. As the drug clears, these problems emerge and may intensify, potentially requiring specific treatment.
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Cite This Study
https://rethinkthc.com/research/RTHC-00820APA
Lee, Dayong; Schroeder, Jennifer R; Karschner, Erin L; Goodwin, Robert S; Hirvonen, Jussi; Gorelick, David A; Huestis, Marilyn A. (2014). Cannabis withdrawal in chronic, frequent cannabis smokers during sustained abstinence within a closed residential environment.. The American journal on addictions, 23(3), 234-42. https://doi.org/10.1111/j.1521-0391.2014.12088.x
MLA
Lee, Dayong, et al. "Cannabis withdrawal in chronic, frequent cannabis smokers during sustained abstinence within a closed residential environment.." The American journal on addictions, 2014. https://doi.org/10.1111/j.1521-0391.2014.12088.x
RethinkTHC
RethinkTHC Research Database. "Cannabis withdrawal in chronic, frequent cannabis smokers du..." RTHC-00820. Retrieved from https://rethinkthc.com/research/lee-2014-cannabis-withdrawal-in-chronic
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.