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HealthInfo West Coast-Te Tai Poutini

Drug overdose


A drug overdose is a medical emergency. Phone 111 and ask for an ambulance.

A drug overdose happens as a result of a person taking too much of a drug. It may be deliberate or accidental. The drug can be a prescribed medicine or a recreational drug. Effects differ depending on the drug overdosed on.

How do I know if someone has taken a drug overdose?

Someone who has taken a drug overdose will show some of the following symptoms:

How can I help someone who has taken a drug overdose?

  HealthInfo recommends the following pages

Written by HealthInfo clinical advisers. Last reviewed February 2018.


What happens next?

Drugs: know the facts

Safe use, storage and disposal of medicines

Support after a suicide attempt

Page reference: 285549

Review key: HIFAD-141030