this is exactly why it should only be used under medical supervision with informed consent
Some people may experience mild side effects such as soreness, redness, swelling, or tenderness at the injection site
Mudd SH, Levy HL, and Scovby F (1995)
It exists in a legal gray area it can be purchased for research purposes but cannot be sold as a drug or dietary supplement
McMurray JJ, Dunselman P, Wedel H, et al
Ongoing research aims to investigate the specific pathways and targets through which BV and its constituents exert their pharmacological effects, both beneficial and detrimental, to optimize its therapeutic potential while minimizing adverse reactions (Pandey et al., 2023a)