Effentora is indicated for the treatment of breakthrough pain (BTP) in adults with cancer who are already receiving maintenance opioid therapy for chronic cancer pain. BTP is a transitory exacerbation of pain that occurs on a background of otherwise controlled persistent pain. Patients receiving maintenance opioid therapy are those who are taking at least 60 mg of oral morphine daily, at least 25 micrograms of transdermal fentanyl per hour, at least 30 mg of oxycodone daily, at least 8 mg of oral hydromorphone daily or an equianalgesic dose of another opioid for a week or longer.
FENTANYL CITRATE — HIKMA, approved 2025-12-22 (NDA019101).
87,151 reports across the top reactions. These are spontaneously reported events from the FDA Adverse Event Reporting System — they reflect reporting volume, not incidence or frequency, and a report does not mean the drug caused the event.