^ Jump up to: a b c Boggs, Douglas L; Nguyen, Jacques D; Morgenson, Daralyn; Taffe, Michael A; Ranganathan, Mohini (September 6, 2017). "Clinical and preclinical evidence for functional interactions of cannabidiol and Δ9-tetrahydrocannabinol". Neuropsychopharmacology. 43 (1): 142–154. doi:10.1038/npp.2017.209. ISSN 0893-133X. PMC 5719112. PMID 28875990.
Some preliminary research suggests that CBD may help with arthritis pain. In animal studies, which may not translate to humans, CBD relieved arthritis pain and inflammation. On the other hand, results of human studies are mixed. For example, a 2016 analysis of human trials for RA, OA and fibromyalgia found that CBD improved pain and sleep, but the studies were small and of poor quality.
^ Jump up to: a b c "FDA warns company marketing unapproved cannabidiol products with unsubstantiated claims to treat cancer, Alzheimer's disease, opioid withdrawal, pain and pet anxiety". US Food and Drug Administration. July 23, 2019. Retrieved July 24, 2019. Unlike drugs approved by the FDA, the manufacturing process of these products has not been subject to FDA review as part of the drug approval process, and there has been no FDA evaluation of whether these products are effective for their intended use, what the proper dosage is, how they could interact with FDA-approved drugs, or whether they have dangerous side effects or other safety concerns. cannabidiol oil