is glutathione carcinogenic Role of GSH in carcinogenesis . has been shown to regulate Aldo-keto reductases: Role in cancer
Description
Byproducts of the production of chloroprene include hydrochloric acid, 1-chloro-1,3-butadiene, trichlorobutenes and tetrachlorobutanes, and butadiene dimer ("Chloroprene")

This is a normal and expected response, not a side effect to be concerned about

[DOI] [PMC free article] [PubMed] [Google Scholar] 86.Calcedo R., Vandenberghe L.H., Gao G., Lin J., Wilson J.M

If this sounds like where you are months of pain, cortisone wearing off, a surgery conversation you're not ready to have there's another option worth exploring first