Bromhist-DM Side Effects
Generic name: brompheniramine / dextromethorphan / guaifenesin / pseudoephedrine
Note: This document provides detailed information about Bromhist-DM Side Effects associated with brompheniramine / dextromethorphan / guaifenesin / pseudoephedrine. Some dosage forms listed on this page may not apply specifically to the brand name Bromhist-DM.
Applies to brompheniramine / dextromethorphan / guaifenesin / pseudoephedrine: oral syrup.
Important warnings
This medicine can cause some serious health issues
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.
Ask a doctor or pharmacist before using any other cough, cold, allergy, or sleep medication. Taking certain products together can cause you to get too much of a certain drug. Check the label to see if a medicine contains an antihistamine, decongestant, expectorant, or cough suppressant.
This medication impair your thinking or reactions. Be careful if you drive or do anything that requires you to be alert.
Do not use a cough or cold medicine if you have used an MAO inhibitor such as isocarboxazid (Marplan), phenelzine (Nardil), rasagiline (Azilect), selegiline (Eldepryl, Emsam), or tranylcypromine (Parnate) within the past 14 days. Serious, life-threatening side effects can occur if you take cough or cold medicine before the MAO inhibitor has cleared from your body.
Drinking alcohol can increase certain side effects of brompheniramine, dextromethorphan, guaifenesin, and pseudoephedrine.
Dextromethorphan will not treat a cough that is caused by smoking, asthma, or emphysema.
Get emergency medical help if you have any of these signs of an allergic reaction while taking brompheniramine / dextromethorphan / guaifenesin / pseudoephedrine: hives; difficulty breathing; swelling of your face, lips, tongue, or throat.
Stop using this medication and call your doctor at once if you have any of these serious side effects:
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fast, pounding, or uneven heartbeat;
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slow, shallow breathing;
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confusion, hallucinations, unusual thoughts or behavior;
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severe dizziness, anxiety, restless feeling, or nervousness;
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increased blood pressure (severe headache, blurred vision, trouble concentrating, chest pain, numbness, seizure);
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easy bruising or bleeding, unusual weakness, fever, chills, body aches, flu symptoms; or
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urinating less than usual or not at all.
Less serious side effects of brompheniramine / dextromethorphan / guaifenesin / pseudoephedrine may include:
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dry mouth;
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nausea, stomach pain, constipation, mild loss of appetite, upset stomach;
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blurred vision;
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warmth, tingling, or redness under your skin;
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sleep problems (insomnia);
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feeling restless or excited (especially in children);
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skin rash or itching;
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dizziness, drowsiness, or headache;
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problems with memory or concentration; or
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ringing in your ears.
This is not a complete list of side effects and others may occur. Call your doctor for medical advice about side effects.
More about Bromhist-DM (brompheniramine / dextromethorphan / guaifenesin / pseudoephedrine)
Further information
Bromhist-DM side effects can vary depending on the individual. Always consult your healthcare provider to ensure the information displayed on this page applies to your personal circumstances.
Note: Medication side effects may be underreported. If you are experiencing side effects that are not listed, submit a report to the FDA by following this guide.