IP 115 pill, known as Acetaminophen and Hydrocodone Bitartrate, is a medication designed to manage moderate to severe pain. IP 115 Pill is a medication that is commonly used for pain relief. It is a capsule-shaped pill that combines two active ingredients: Acetaminophen and Hydrocodone Bitartrate. Acetaminophen is a pain reliever and fever reducer, while Hydrocodone Bitartrate is an opioid pain medication. Together, these two ingredients work to relieve moderate to severe pain.