need advice is there any other pain med i can besides Tylenol while pregnant. i had back surgery as…

need advice is there any other pain med i can besides Tylenol while pregnant. i had back surgery as a kid and now have robs in my back. i havent taken any pain meds stronger then tylenol since after my surgery even when i had my oldest son but this pregnancy is killing my back. i cant ease the pain with stretches repositioning nothing helps. i need some relief.