Key Findings:  While not significantly affecting anti-inflammatory markers data shows that treatment with a cannabis chemotype I (abundant in THC) produced clinical remission and improved quality of life in patients with mild to moderately active ulcerative colitis.
Type of Study:  Double Blind Clinical Trial
Study Sample Size:  32
Study Result:  Positive
Research Location(s):  Israel
Year of Pub:  2019
Cannabinoids Studied:  Tetrahydrocannabinol (THC), Cannabinoid (unspecified)
Phytocannabinoid Source:  Cannabis Flower derived
Chemotype:  Chemotype I
Dosage: Patients received either cigarettes containing 0.5 g of dried cannabis flowers with 80mg THC or placebo x 8 weeks.
Route of Administration:  Inhalation
Citation:  Naftali T, et al. Cannabis is associated with clinical but not endoscopic remission in ulcerative colitis: A randomized controlled trial. PLoS One. 2021; 16:e0246871. doi: 10.1371/journal.pone.0246871
Authors:  Naftali T, Bar-Lev Schleider L, Scklerovsky Benjaminov F, Konikoff FM, Matalon ST, Ringel Y