Skip to Content

Chlorpheniramine / Dextromethorphan / Pseudoephedrine Dosage

Medically reviewed by Drugs.com. Last updated on Oct 15, 2019.

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

Further information

Always consult your healthcare provider to ensure the information displayed on this page applies to your personal circumstances.