Try doing a search on "cyst" and possibly also one on "saddle sores." There have been a few threads on the topic over the years, with various treatments and preventive measures. I think some folks have used a product called Lamosil (not sure of the spelling) during bike rides to help with saddle sores.
- Gray 2010 carbon WSD road bike, Rivet Independence saddle
- Red hardtail 26" aluminum mountain bike, Bontrager Evoke WSD saddle
- Royal blue 2018 aluminum gravel bike, Rivet Pearl saddle
Gone but not forgotten:
- Silver 2003 aluminum road bike
- Two awesome worn out Juliana saddles