Combivent (Ipratropium Bromide and Albuterol Sulfate) Drug Information: Description, User Reviews, Drug Side Effects, Interactions

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February 8, 2012

Combivent

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Myths, facts, and statistics about asthma

Before we present the typical symptoms of asthma, we should dispel some common myths about this condition. This is best achieved by conducting a short true or false quiz.

T or F - Asthma is "all in the mind."
T or F - You will "grow out of it."
T or F - Asthma can be cured, so it is not serious and nobody dies from it.
T or F - You are likely to develop asthma if someone in your family has it.
T or F - You can "catch" asthma from someone else who has it.
T or F - Moving to a different location, such as the desert, can cure asthma.
T or F - People with asthma should not exercise.
T or F - Asthma is best controlled when one has an asthma management plan designed by your doctor. This should include the medications used for quick relief as well as maintenance therapy.
T or F - Medications used to treat asthma are habit...

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Combivent®
(ipratropium bromide and albuterol sulfate)

Inhalation Aerosol

Bronchodilator Aerosol
For Oral Inhalation Only

DRUG DESCRIPTION

COMBIVENT (ipratropium bromide and albuterol sulfate) Inhalation Aerosol is a combination of ipratropium bromide (as the monohydrate) and albuterol sulfate.

Ipratropium bromide is an anticholinergic bronchodilator chemically described as 8-azoniabicyclo[3.2.1] octane, 3-(3-hydroxy-1-oxo-2-phenylpropoxy)-8-methyl8-(1-methylethyl)-, bromide monohydrate, (3-endo, 8-syn)-: a synthetic quaternary ammonium compound chemically related to atropine. Ipratropium bromide is a white to off-white crystalline substance, freely soluble in water and methanol, sparingly soluble in ethanol, and insoluble in lipophilic solvents such as ether, chloroform, and fluorocarbons.

The structural formula is:

Ipratropium bromide Structural Formula Illustration

C₂₀H₃₀BrNO₃•H₂O ipratropium bromide Mol. Wt. 430.4

Albuterol sulfate, chemically known as (1,3-benzenedimethanol, α'-[[(1,1dimethylethyl) amino] methyl]-4-hydroxy, sulfate (2:1)(salt), (±)- is a relatively selective beta₂-adrenergic bronchodilator. Albuterol is the official generic name in the United States. The World Health Organization recommended name for the drug is salbutamol. Albuterol sulfate is a white to off-white crystalline powder, freely soluble in water and slightly soluble in alcohol, chloroform, and ether. The structural formula is:

Albuterol sulfate Structural Formula Illustration

(C₁₃H₂₁NO₃)₂•H₂SO₄ albuterol sulfate Mol. Wt. 576.7

Combivent® (ipratropium bromide and albuterol sulfate) Inhalation Aerosol contains a microcrystalline suspension of ipratropium bromide and albuterol sulfate in a pressurized metered-dose aerosol unit for oral inhalation administration. The 200 inhalation unit has a net weight of 14.7 grams. Each actuation meters 21 mcg of ipratropium bromide and 120 mcg of albuterol sulfate from the valve and delivers 18 mcg of ipratropium bromide and 103 mcg of albuterol sulfate (equivalent to 90 mcg albuterol base) from the mouthpiece. The excipients are dichlorodifluoromethane, dichlorotetrafluoroethane, and trichloromonofluoromethane as propellants and soya lecithin.

What are the precautions when taking ipratropium bromide and albuterol sulfate (Combivent)?

Before using this product, tell your doctor or pharmacist if you are allergic to ipratropium or albuterol (salbutamol); or to atropine or other belladonna-type drugs; or if you have any other allergies. This product may contain inactive ingredients (such as soy lecithin from soybeans), which can cause allergic reactions or other problems. Some people who are allergic to peanuts may also be allergic to soy. Talk to your pharmacist for more details.

Before using this medication, tell your doctor or pharmacist your medical history, especially of: high blood pressure, heart disease (such as chest pain, heart attack, irregular heartbeat), glaucoma (narrow-angle), difficulty urinating (for example, due to enlarged prostate), seizure, overactive thyroid (hyperthyroidism),...

Read All Potential Precautions of Combivent »

Last reviewed on RxList: 5/24/2011
This monograph has been modified to include the generic and brand name in many instances.