Class: Narcotic analgesic (schedule II)

Mechanism of Action: CNS depression, acts an opiate receptor in brain, providing analgesia and sedation, rate of onset is slightly faster than morphine but effects are shorter.

Indications: Moderate to sever pain

Contraindications: Hypersensitivity, head injury, undiagnosed abdominal pain, patients receiving MAOIs

Precautions: Hypotension, respiratory depressant

Side Effects: Respiratory depression, blurred vision, decreased level of consciousness, hallucinations, and abdominal cramps

Dosage: 25-50mg IV, IM