Dextromethorphan Guaifenesin for Cough & Cold
Medically reviewed by a licensed pharmacist · Last reviewed
Reviewed against: FDA OTC Monograph
Dose
Adults and children 12 years and older: Dextromethorphan 15mg and guaifenesin 200mg by mouth every 4 hours. Max 6 doses per day. Take with water to help loosen mucus.
What to watch for
- Maoi use
Not for children under 12.
Sources
- FDA OTC Monograph — FDA-OTC-Monograph-DextromethorphanGuaifenesin-21CFR341
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Where to buy
This page is for general education and is not medical advice. It does not replace a consultation with a licensed pharmacist or your clinician. Always read and follow the product label. If symptoms are severe, worsening, or persistent, seek professional care.