Note: This document contains side effect information about methacholine. Some of the dosage forms listed on this page may not apply to the brand name Provocholine.
Applies to methacholine: inhalation solution reconstituted
WARNING/CAUTION: Even though it may be rare, some people may have very bad and sometimes deadly side effects when taking a drug. Tell your doctor or get medical help right away if you have any of the following signs or symptoms that may be related to a very bad side effect:
All drugs may cause side effects. However, many people have no side effects or only have minor side effects. Call your doctor or get medical help if you have any side effects that bother you or do not go away.
These are not all of the side effects that may occur. If you have questions about side effects, call your doctor. Call your doctor for medical advice about side effects.
You may report side effects to the FDA at 1-800-FDA-1088. You may also report side effects at http://www.fda.gov/medwatch.
Applies to methacholine: compounding powder, inhalation powder for reconstitution
When administered orally or by injection, this drug is reported to cause nausea, vomiting, substernal pain or pressure, hypotension, fainting, and transient complete heart block. Overdosage with this drug, when administered orally or by injection, can result in a syncopal reaction with cardiac arrest and loss of consciousness. This drug should be administered only by inhalation.
Very rare (less than 0.01%): Headache, lightheadedness
Very rare (less than 0.01%): Itching
Very rare (less than 0.01%): Throat irritation
Medically reviewed by BestRx Medical Team Last updated on 1/1/2020.
Source: Drugs.com Provocholine