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Asthma Action Plan: Red Zone

Table of Contents


Topic Overview

An asthma action plan is based on zones defined by your symptoms, your peak flow, or both. It tells you what to do if you have a sudden increase in your asthma symptoms (asthma attack).

You are in the red zone of your asthma action plan if you have severe asthma symptoms. Symptoms include:

Treatment for asthma attacks in the red zone includes:


Credits for Asthma Action Plan: Red Zone

Current as of: July 6, 2021

Author: Healthwise Staff
Medical Review: John Pope MD - Pediatrics
Adam Husney MD - Family Medicine
Lora J. Stewart MD - Allergy and Immunology


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