DO PLAYERS GET DRUG TESTED DURING POST SEASON ? "World Series 2017: Astros, Dodgers combine for home run record " SBNation.com

Are there drugs that can increase power during the short post-season?

https://www.sbnation.com/mlb/2017/10/30/16569336/world-series-home-run-record-astros-dodgers

JESUS HEALS!