Prescription

Opioid painkiller (narcotic analgesic)

Pentazocine

Last reviewed April 2026

Who is this for?

What is this drug?

Pentazocine is a strong painkiller that works by acting on special pain receptors in your brain and spinal cord to block pain signals, giving you relief from moderate to severe pain.

What is it used for?

Severe body painpain after surgerypain during labour and deliverypain from injuries or fracturessevere headachepain from kidney stones

Prescription Required

A doctor's prescription is required to obtain this drug legally.

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