Melanoma vaccine trial halted: could it have stopped Cancer's return?
Prevention
Terminated
This study tested a vaccine called POL-103A in 504 people who had surgery for high-risk melanoma. The goal was to see if the vaccine could prevent the melanoma from returning. The trial was stopped early, so final results are not available.
Phase: PHASE3 • Sponsor: Polynoma LLC • Aim: Prevention
Last updated May 17, 2026 02:07 UTC