All five major cannabinoids showed potent activity against a variety of MRSA strains.
Link: Antibacterial Cannabinoids From Cannabis Sativa: A Structure-activity Study
Year: 2008
DOI: 10.1021/np8002673
Possibility of efficacy for cannabis in treatment of MRSA (Methicillin-Resistant Staphylococcus aureus) according to the results found in this study.
CBD, CBC, CBG, THC, and CBN