Tag Archives: Methacholine

The Histamine/Methacholine Challenge Test

During the Histamine/Methacoline test: You will have resting Spirometry taken before starting the challenge test. You will be asked to breathe in a small amount of the irritant for 2 minutes through a nebuliser. You will have Spirometry repeated within 90 seconds after the nebuliser stops. This is then repeated, gradually increasing the strength of […]

Histamine/Methacholine/Mannitol Challenge Test – Why is this test done?

This test is done to show how your lungs respond to irritation and exercise at the same time. You are carefully monitored during the test by a physiologist. It will help your respiratory specialists to plan the most effective treatment for you. The challenge test involves breathing in an irritant that may cause the airways […]