What is it? Overview Usage Side Effects and Warnings

Methacholine Overview

Written by FoundHealth.

(meth a KOLE leen)

U.S. Brand Names


Canadian Brand Names

Methacholine Omega; Provocholine®

Pharmacologic Category

Diagnostic Agent

What key warnings should I know about before taking this medicine?

• This medicine is intended only for use during an asthma test. It is given by inhalation only. You will be closely monitored by healthcare provider.

Reasons not to take this medicine

• If you have an allergy to methacholine or any other part of this medicine.

• Tell healthcare provider if you are allergic to any medicine. Make sure to tell about the allergy and how it affected you. This includes telling about rash; hives; itching; shortness of breath; wheezing; cough; swelling of face, lips, tongue, or throat; or any other symptoms involved.

• If you have asthma or wheezing.

• If you are taking a beta blocker medicine (eg, atenolol, nadolol, or propranolol).

How does it work?

• Methacholine works at sites in the airways to narrow the muscles and increase secretions.

How is it best taken?

• This medicine is given as a liquid (solution) through a special machine (nebulizer) into the lungs.

What do I do if I miss a dose? (does not apply to patients in the hospital)

• Call healthcare provider for instructions.

What should I monitor?

• You will be monitored closely by healthcare provider.

How should I store this medicine?

• This medicine will be given to you in a healthcare setting. You will not store it at home.

General statements

• If you have a life-threatening allergy, wear allergy identification at all times.

• Do not share your medicine with others and do not take anyone else's medicine.

• Keep all medicine out of the reach of children and pets.

• Most medicines can be thrown away in household trash after mixing with coffee grounds or kitty litter and sealing in a plastic bag.

• Keep a list of all your medicines (prescription, natural products, supplements, vitamins, over-the-counter) with you. Give this list to healthcare provider (doctor, nurse, nurse practitioner, pharmacist, physician assistant).

• Call your doctor for medical advice about side effects. You may report side effects to FDA at 1-800-FDA-1088 or in Canada to Health Canada's Canada Vigilance Program at 1-866-234-2345.

• Talk with healthcare provider before starting any new medicine, including over-the-counter, natural products, or vitamins.

Created: 2005-04-07 16:58:16.0

Modified: 2010-03-09 08:20:11.0

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