It’s probably carcinogenic.
“Studies have shown that high doses of chlorhexidine can cause cancer, leading to its classification as a possible human carcinogen.”
https://www.seattledentalcare.com/blog/risks-and-alternatives-of-chlorohexidine/#:~:text=Risks%20Associated%20with%20Chlorhexidine,-Despite%20its%20benefits&text=Studies%20have%20shown%20that%20high,prompts%20caution%20and%20further%20investigation.