Medications and Drugs
Brand Names: M-End DMX
Generic Name: dexbrompheniramine, dextromethorphan, and pseudoephedrine (Pronunciation: DEX brom fen IR a meen, DEX troe me THOR fan, and SOO doe ee FED rin)
What is dexbrompheniramine, dextromethorphan, and pseudoephedrine (M-End DMX)?
Dexbrompheniramine is an antihistamine that reduces the effects of the natural chemical histamine in the body. Histamine can produce symptoms of sneezing, itching, watery eyes, and runny nose.
Pseudoephedrine is a decongestant that shrinks blood vessels in the nasal passages. Dilated blood vessels can cause nasal congestion (stuffy nose).
The combination of dexbrompheniramine, dextromethorphan, and pseudoephedrine is used to treat runny or stuffy nose, sneezing, itching, watery eyes, cough, and sinus congestion caused by allergies, the common cold, or the flu.
Dexbrompheniramine, dextromethorphan, and pseudoephedrine may also be used for purposes not listed in this medication guide.
What are the possible side effects of dexbrompheniramine, dextromethorphan, and pseudoephedrine (M-End DMX)?
Get emergency medical help if you have any of these signs of an allergic reaction: hives; difficult breathing; swelling of your face, lips, tongue, or throat.
Stop using this medicine and call your doctor at once if you have a serious side effect such as:
Less serious side effects may include:
This is not a complete list of side effects and others may occur. Call your doctor for medical advice about side effects. You may report side effects to FDA at 1-800-FDA-1088.
What is the most important information I should know about Dextromethorphan is a cough suppressant. It affects the signals in the brain that trigger cough reflex. (M-End DMX)?
Do not give this medication to a child younger than 4 years old. Always ask a doctor before giving a cough or cold medicine to a child. Death can occur from the misuse of cough and cold medicines in very young children.
You should not use this medication if you have severe constipation, a blockage in your stomach or intestines, or if you are unable to urinate.
Do not use cough or cold medicine if you have used an MAO inhibitor such as furazolidone (Furoxone), isocarboxazid (Marplan), phenelzine (Nardil), rasagiline (Azilect), selegiline (Eldepryl, Emsam, Zelapar), or tranylcypromine (Parnate) in the last 14 days. A dangerous drug interaction could occur, leading to serious side effects.
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.
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