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Fentynal is a common misspelling of fentanyl.

What is fentanyl (fentynal)?

Fentanyl (fentynal) is a narcotic (opioid) pain medicine available as a skin patch, buccal tablet or injection. It works in the brain and nervous system to cause anesthesia and decrease pain.

Fentanyl (fentynal) buccal tablets are used to treat "breakthrough" cancer pain that is not controlled by other medicines. This medication is not for treating pain that is not cancer-related, such as general headaches or back pain.

Fentanyl (fentynal) injection is used to treat pain before, during, and after surgery. It may also be used with other medicines.

The Fentanyl (fentynal) skin patch is used to treat moderate to severe chronic pain. Fentanyl (fentynal) patches are used to treat chronic pain when short-acting narcotics and other types of painkillers fail to provide relief.

Fentanyl (fentynal) may also be used for purposes other than those listed here.

Fentanyl (fentynal) side effects may include nausea, vomiting, constipation, confusion, drowsiness, dizziness, dry mouth, sweating and weakness.

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Further information

Always consult your healthcare provider to ensure the information displayed on this page applies to your personal circumstances.