Pentazocine is an opioid painkiller, mostly given by injection for strong pain.

What Pentazocine Is Used For

Moderate to severe pain
Pain relief before and after surgery

Common Side Effects

Drowsiness
Dizziness
Nausea or vomiting
Sweating

Precautions

It can cause dependence and slow breathing. Avoid alcohol and other sedatives, and do not drive if you feel drowsy. It is used only for as long as needed and under medical supervision.

This page is general information only. It is not a substitute for advice from your doctor or pharmacist, and it does not include dosage. Always follow the directions given to you and read the leaflet inside the pack.