Dextromethorphan / Pseudoephedrine / Triprolidine Dosage

Medically reviewed by Drugs.com. Last updated on Apr 30, 2025.

Usual Adult Dose for Upper Respiratory Tract Infection

Maintenance dose: 1 teaspoonful (5 mL) orally every 4 hours
Maximum dose: 4 teaspoonfuls (20 mL) orally in 24 hours, or as directed by a doctor

Uses: For the temporary relief of symptoms due to common cold, hay fever (allergic rhinitis) or other upper respiratory allergies such as: cough due to minor throat or bronchial irritation, runny nose, sneezing, itching of the nose or throat, itchy eyes, watery eyes and nasal congestion.

Usual Pediatric Dose for Upper Respiratory Tract Infection

6 to 12 years:
Maintenance dose: 0.5 teaspoonful (2.5 mL) orally every 4 hours
Maximum dose: 2 teaspoonfuls (10 mL) orally in 24 hours, or as directed by a doctor

12 years and older:
Maintenance dose: 1 teaspoonful (5 mL) orally every 4 hours
Maximum dose: 4 teaspoonfuls (20 mL) orally in 24 hours, or as directed by a doctor

Uses: For the temporary relief of symptoms due to common cold, hay fever (allergic rhinitis) or other upper respiratory allergies such as: cough due to minor throat or bronchial irritation, runny nose, sneezing, itching of the nose or throat, itchy eyes, watery eyes and nasal congestion

Renal Dose Adjustments

Data not available

Liver Dose Adjustments

Data not available

Precautions

Safety and efficacy have not been established in patients younger than 6 years.

Consult WARNINGS section for additional precautions.

Dialysis

Data not available

Other Comments

Storage requirements:

• Store at 15C to 30C (59F to 86F)

• Do not use if tamper evident foil seal is missing or broken.

See also:

Further information

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

Medical Disclaimer