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Updated: Dec 12, 2025

Oromucosal as an Alternative Method for Administration of Cannabis Products in Rodents
Published on: August 22, 2025
Cannabis and the Gastrointestinal Tract
Lawrence Cohen1, Manuela G Neuman2
1Division of Gastroenterology, Sunnybrook Health Sciences Centre.
Cannabis may help reduce inflammation in gastrointestinal disorders like IBD and NAFLD by activating cannabinoid receptors. Further research is needed to confirm efficacy and safety for medical use.
Area of Science:
- Gastroenterology and Hepatology
- Pharmacology
- Immunology
Background:
- Cannabis has a long history of medicinal use, acting on cannabinoid receptors CB1 and CB2.
- These receptors play a role in modulating inflammation and repair processes within the gastrointestinal system.
- Emerging research highlights the potential medical applications of cannabis in gastrointestinal conditions.
Purpose of the Study:
- To explore the role of cannabis consumption in the gastrointestinal system.
- To review the impact of cannabis on non-alcoholic fatty liver disease (NAFLD).
Main Methods:
- Review of recent findings on cannabinoid receptors, ligands, and enzymes in GI function and disorders.
- Analysis of cannabis's effects on irritable bowel syndrome (IBS), inflammatory bowel disease (IBD), and potential adverse events.
- Examination of the endocannabinoid system's (ECS) role in gut homeostasis and inflammatory responses.
Main Results:
- Cannabis consumption may reduce inflammation in IBD, decreasing the need for other medications.
- Over-activation of cannabinoid receptors can alter gut flora, potentially impacting disease severity.
- Cannabis use may help reduce liver inflammation associated with NAFLD and NASH.
Conclusions:
- Limited evidence exists for cannabis efficacy and safety in IBD, IBS, and NAFLD.
- Randomized controlled studies are essential to validate therapeutic potential.
- Continuous patient monitoring is necessary due to risks of drug use disorders with long-term cannabis use.
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