Quartuss Syrup Dosage
Generic name: Dextromethorphan Hydrobromide 15mg in 5mL, Chlorpheniramine Maleate 2mg in 5mL, Phenylephrine Hydrochloride 10mg in 5mL, Guaifenesin 100mg in 5mL
Dosage form: oral syrup
Medically reviewed on November 2, 2017.
Adults and Children 12 years of age or older: Two teaspoonfuls. Children 6 to 12 years of age: One teaspoonful. Dose may be repeated every 6 hours. Do not exceed four doses in a 24-hour period. This product is not indicated for use in children under 6 years of age. (see PRECAUTIONS, Pediatric Use.)