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Duohist DH Dosage

Medically reviewed by Last updated on Oct 19, 2020.

Generic name: Dihydrocodeine Bitartrate 7.5mg in 5mL, Chlorpheniramine Maleate 2mg in 5mL, Phenylephrine Hydrochloride 5mg in 5mL
Dosage form: liquid

Adults and adolescents over 12 years of age

1 to 2 teaspoonsful (5 mL to 10 mL) every 4-6 hours. Not to exceed 8 teaspoonsful (40 mL) in 24 hours.

Children 6 to 12 years of age

1/2 to 1 teaspoonful (2.5 mL to 5 mL) every 4-6 hours. Not to exceed 4 teaspoonsful (20 mL) in 24 hours.

This product is not indicated for use in children under 6 years of age. (See Precautions, Pediatric Use.)

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