Chlorpheniramine / Dextromethorphan / Pseudoephedrine Dosage
Medically reviewed by Drugs.com. Last updated on Mar 31, 2025.
Applies to the following strengths: 1 mg-5 mg-15 mg; 1 mg-7.5 mg-15 mg/5 mL; 1 mg-5 mg-15 mg/5 mL; 5 mg-25 mg-75 mg/5 mL; 2 mg-10 mg-30 mg; 2 mg-10 mg-30 mg/5 mL; 2 mg-15 mg-30 mg/5 mL; 2 mg-15 mg-15 mg/5 mL; 0.8 mg-3 mg-9 mg/mL; 4 mg-30 mg-30 mg/5 mL; 2 mg-15 mg-30 mg/15 mL; 4.5 mg-25 mg-75 mg/5 mL; 6 mg-30 mg-30 mg/5 mL
Usual Adult Dose for:
Usual Pediatric Dose for:
Additional dosage information:
Usual Adult Dose for Cough and Nasal Congestion
Oral liquid (2 mg chlorpheniramine/ 10 mg dextromethorphan / 30 mg pseudoephedrine per 5 mL): 10 mL orally every 4 hours
Maximum dose: 4 doses per 24 hours
Usual Pediatric Dose for Cough and Nasal Congestion
Oral liquid (2 mg chlorpheniramine/ 10 mg dextromethorphan / 30 mg pseudoephedrine per 5 mL):
6 to 11 years: 5 to 10 mL orally every 4 to 6 hours
12 and older: 10 mL orally every 4 hours
Maximum dose: 4 doses per 24 hours
Renal Dose Adjustments
Data not available
Liver Dose Adjustments
Data not available
Precautions
CONTRAINDICATIONS:
- Use of a monoamine oxidase inhibitor (MAOI) or within 14 days of stopping a MAOI
- Do not use to sedate a child
Safety and efficacy have not been established in patients younger than 6 years.
Consult WARNINGS section for additional precautions.
Dialysis
Data not available
More about chlorpheniramine / dextromethorphan / pseudoephedrine
- Check interactions
- Compare alternatives
- Reviews (4)
- Side effects
- During pregnancy
- Drug class: upper respiratory combinations
Patient resources
Other brands
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Further information
Always consult your healthcare provider to ensure the information displayed on this page applies to your personal circumstances.
