Tylenol Rapid Release Gels are tough on pain, but gentle on your stomach, providing fast, effective relief. Tylenol Rapid Release Gels provide temporary relief of fever and minor aches and pains, including headaches, joint pain and back pain. Get effective relief for toothaches and menstrual related pains as well. Each gelcap contains 500 milligrams of acetaminophen, a pain reliever that also helps reduce fevers. Tylenol Rapid Release Gels have unique laser drilled holes that help release medicine fast!