PRODUCT DETAIL About The Ultracet Ultracet is a combination medicine of Tramadol and Acetaminophen. Tramadol is a controlled Schedule IV medicine, a type of opioid that helps by long- lasting pain relief. Acetaminophen is a pain killer of lower energy, but in confluence, it increases the energy and effectiveness of Tramadol.  Ultracet should never be given to pregnant and lactating...