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methacholine - inhalation, Provocholine

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GENERIC NAME: METHACHOLINE - INHALATION (meth-uh-KOH-leen)

BRAND NAME(S): Provocholine

Warning | Medication Uses | How To Use | Side Effects | Precautions | Drug Interactions | Overdose | Notes | Missed Dose | Storage

WARNING: This medication must be used in a hospital or clinic setting under close medical supervision. It is only to be used for testing (challenge test) and should not be used to treat any conditions.

Emergency equipment and medications must be available to reverse the effects of methacholine if you experience any breathing difficulties during or after the test.

This drug is not recommended for use if you already have asthma, wheezing, or poor lung function test results before this challenge test.

USES: Methacholine is used as a test to determine whether you may have asthma. It is a cholinergic drug that causes wheezing and shortness of breath.

HOW TO USE: This medication is to be inhaled only with a special breathing device (nebulizer) under the direct supervision of a health care professional in a hospital or clinic setting. Do not take this medication by mouth or by injection.This product must be diluted before being inhaled. Before using this product, check it visually for particles or discoloration. If either is present, do not use the liquid. Use a filter when putting this medication into the nebulizer.Tell the health care professional if you develop any trouble breathing at any time during the test.The dosage is based on your medical condition and response to treatment.

SIDE EFFECTS: Headache, sore throat, lightheadedness, nausea, vomiting, or dizziness may occur. If any of these effects persist or worsen, tell your doctor or pharmacist promptly.Remember that your doctor has prescribed this medication because he or she has judged that the benefit to you is greater than the risk of side effects. Many people using this medication do not have serious side effects.Tell your doctor immediately if any of these serious side effects occur: trouble breathing, cough, wheezing, chest pain/tightness, irregular heartbeat.A very serious allergic reaction to this drug is rare. However, seek immediate medical attention if you notice any symptoms of a serious allergic reaction, including: rash, itching/swelling (especially of the face/tongue/throat), severe dizziness, trouble breathing.This is not a complete list of possible side effects. If you notice other effects not listed above, contact your doctor or pharmacist.In the US -Call your doctor for medical advice about side effects. You may report side effects to FDA at 1-800-FDA-1088.In Canada - Call your doctor for medical advice about side effects. You may report side effects to Health Canada at 1-866-234-2345.

Report Problems to the Food and Drug Administration   You are encouraged to report negative side effects of prescription drugs to the FDA. Visit the FDA MedWatch website or call 1-800-FDA-1088. Need help identifying pills and medications? Use the pill identifier tool on RxList.