American College of Physicians Issues New Guidance on Cannabis for Chronic Pain
The ACP advises clinicians to discuss cannabis benefits and harms with chronic pain patients, while warning against use in youth, pregnant patients, those with substance use disorders, and recommending against inhaled forms.
Quick Facts
What This Study Found
The ACP developed best practice advice based on systematic reviews, recommending clinicians counsel patients about cannabis for chronic noncancer pain while identifying specific subgroups where harms likely outweigh benefits: young adults and adolescents, patients with substance use disorders, those with serious mental illness, and frail patients at risk for falls.
Key Numbers
The guidance identifies four subgroups where harms likely outweigh benefits and advises against inhaled cannabis across all patient groups.
How They Did This
Clinical guidance developed by the ACP Population Health and Medical Science Committee based on living systematic reviews and primary studies on cannabis and cannabinoid treatments for chronic noncancer pain.
Why This Research Matters
This represents one of the first major U.S. medical society guidelines specifically addressing cannabis for chronic pain. Rather than a blanket endorsement or rejection, it takes a nuanced position that acknowledges potential benefits while drawing clear lines around higher-risk populations.
The Bigger Picture
As cannabis legalization expands, clinicians increasingly face questions about its role in pain management. Having guidance from a major medical society gives practitioners a framework for these conversations rather than relying on anecdotal evidence or patient self-direction.
What This Study Doesn't Tell Us
Best practice advice is based on available evidence, which remains limited in quality and quantity. The guidance acknowledges uncertainty in many areas and relies on systematic reviews that may not capture the full range of cannabis products and formulations patients actually use.
Questions This Raises
- ?How will this guidance affect prescribing patterns in states with legal cannabis?
- ?What specific cannabis formulations and doses show the most favorable risk-benefit profiles for chronic pain?
Trust & Context
- Key Stat:
- Advises against inhaled cannabis for all chronic pain patients
- Evidence Grade:
- Clinical guidance from a major medical society based on systematic review evidence, though underlying studies are often limited in quality.
- Study Age:
- 2025 guidance reflecting current evidence base
- Original Title:
- Cannabis or Cannabinoids for the Management of Chronic Noncancer Pain: Best Practice Advice From the American College of Physicians.
- Published In:
- Annals of internal medicine, 178(5), 714-724 (2025)
- Authors:
- Kansagara, Devan(6), Hill, Kevin P(9), Yost, Jennifer, Humphrey, Linda L, Shaw, Beth, Obley, Adam J, Haeme, Ray, Akl, Elie A, Qaseem, Amir, Dunn, Andrew S, Jackson, Christopher D, Jokela, Janet A, Lee, Rachael A, Mackey, Katherine, Saini, Sameer D, Tschanz, Mark P, Wilt, Timothy J, Etxeandia-Ikobaltzeta, Itziar, Shamliyan, Tatyana, Vigna, Chelsea
- Database ID:
- RTHC-06792
Evidence Hierarchy
Frequently Asked Questions
What does the ACP recommend about cannabis for chronic pain?
The ACP advises clinicians to discuss benefits and harms with patients, while warning against use in youth, pregnant patients, those with substance use disorders or serious mental illness, and frail patients. They also recommend against inhaled cannabis for all pain patients.
Who should avoid using cannabis for chronic pain according to this guidance?
The ACP identifies four higher-risk groups: young adults and adolescents, patients with current or past substance use disorder, patients with serious mental illness, and frail patients or those at risk for falling. They also advise against use in pregnant or breastfeeding patients.
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Cite This Study
https://rethinkthc.com/research/RTHC-06792APA
Kansagara, Devan; Hill, Kevin P; Yost, Jennifer; Humphrey, Linda L; Shaw, Beth; Obley, Adam J; Haeme, Ray; Akl, Elie A; Qaseem, Amir; Dunn, Andrew S; Jackson, Christopher D; Jokela, Janet A; Lee, Rachael A; Mackey, Katherine; Saini, Sameer D; Tschanz, Mark P; Wilt, Timothy J; Etxeandia-Ikobaltzeta, Itziar; Shamliyan, Tatyana; Vigna, Chelsea. (2025). Cannabis or Cannabinoids for the Management of Chronic Noncancer Pain: Best Practice Advice From the American College of Physicians.. Annals of internal medicine, 178(5), 714-724. https://doi.org/10.7326/ANNALS-24-03319
MLA
Kansagara, Devan, et al. "Cannabis or Cannabinoids for the Management of Chronic Noncancer Pain: Best Practice Advice From the American College of Physicians.." Annals of internal medicine, 2025. https://doi.org/10.7326/ANNALS-24-03319
RethinkTHC
RethinkTHC Research Database. "Cannabis or Cannabinoids for the Management of Chronic Nonca..." RTHC-06792. Retrieved from https://rethinkthc.com/research/kansagara-2025-cannabis-or-cannabinoids-for
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.