At least for HPV there’s a vaccine though.
* Herpes vaccine - 10 different ones in development.[1]
* Hepatitis C - difficult, and several vaccines have been developed that didn't work.[2] Drug treatments are effective, at last, but started at $80,000 and are now down below $30,000 in the US.
[1] https://www.precisionvaccinations.com/vaccines/herpes-vaccin...
[2] https://www.ncbi.nlm.nih.gov/labs/pmc/articles/PMC8402855/
At least for HPV there’s a vaccine though.