Effentora er et smertestillende lægemiddel, også kaldet et opioid, som anvendes til behandling af gennembrudssmerter hos voksne kræftpatienter, der allerede tager andre opioide lægemidler for deres konstante kræftsmerter (smerter, der er der hele døgnet).
Effentora is a pain-relieving medicine known as an opioid, which is used to treat breakthrough pain in adult patients with cancer who are already taking other opioid pain medicines for their constant (around-the-clock) cancer pain.