Duratuss AC 12 Side Effects
Generic name: dextromethorphan / diphenhydramine / phenylephrine
Note: This document provides detailed information about Duratuss AC 12 Side Effects associated with dextromethorphan / diphenhydramine / phenylephrine. Some dosage forms listed on this page may not apply specifically to the brand name Duratuss AC 12.
Applies to dextromethorphan / diphenhydramine / phenylephrine: oral liquid.
Important warnings
This medicine can cause some serious health issues
Do not use this medicine if you have used an MAO inhibitor in the past 14 days, such as isocarboxazid, linezolid, methylene blue injection, phenelzine, rasagiline, selegiline, or tranylcypromine.
Use this medicine exactly as directed.
Taking too much diphenhydramine can lead to serious heart problems, seizures, coma, or death.
Do not use this medicine to make a child sleepy.
Ask a doctor before giving the medicine to a child younger than 4 years old.
Ask a doctor or pharmacist before using any other medicine that may contain diphenhydramine.
Taking too much of this medicine can lead to a fatal overdose.
Get emergency medical help if you have 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:
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severe drowsiness;
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painful or difficult urination;
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fast, pounding, or uneven heartbeats;
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trouble breathing;
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confusion, anxiety, irritability, tremors;
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a seizure; or
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problems with balance or speech.
Common side effects may include:
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dizziness, drowsiness, headache;
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blurred vision, dry eyes;
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dry mouth, nose, or throat;
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upset stomach, nausea, vomiting;
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diarrhea, constipation; or
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tiredness, trouble sleeping.
This is not a complete list of side effects and others may occur. Call your doctor for medical advice about side effects.
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More about Duratuss AC 12 (dextromethorphan / diphenhydramine / phenylephrine)
- Check interactions
- Compare alternatives
- Dosage information
- Drug class: upper respiratory combinations
Related treatment guides
Further information
Duratuss AC 12 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.