Key Findings:  According to this systematic review, adding THC:CBD spray was more effective in treating multiple sclerosis spasticity than optimizing first-line antispastic drugs in selected patients. The safety and tolerability profiles align with previous trials.
Type of Study:  Meta-analysis
Study Sample Size:  5
Study Result:  Positive
Research Location(s):  Spain
Year of Pub:  2023
Cannabinoids Studied:  Cannabidiol (CBD), Tetrahydrocannabinol (THC), Pharma THC:CBD
Phytocannabinoid Source:  Unspecified
Route of Administration:  Sublingual/Oromucosal
Citation:  Martinez-Paz C, et al. Effectiveness and Safety of Cannabinoids as an Add-On Therapy in the Treatment of Resistant Spasticity in Multiple Sclerosis: A Systematic Review. Cannabis Cannabinoid Res. 2023; 8:580-588. doi: 10.1089/can.2022.0254
Authors:  Martinez-Paz C, García-Cabrera E, Vilches-Arenas Á