Upper respiratory combinations
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Promethazine DM Dosage

Drug Detail:Promethazine dm (Dextromethorphan and promethazine [ dex-troe-me-thor-fan-and-pro-meth-a-zeen ])

Generic Name: DEXTROMETHORPHAN HYDROBROMIDE 15mg in 5mL, PROMETHAZINE HYDROCHLORIDE 6.25mg in 5mL

Dosage Form: oral solution

Drug Class: Upper respiratory combinations

Contents
Uses Warnings Before Taking Dosage Side effects Interactions

Promethazine hydrochloride and dextromethorphan hydrobromide oral solution is contraindicated for children under 2 years of age (see WARNINGS – Black Box Warning and Use In Pediatric Patients).

The average effective dose is given in the following table:


Adults

1 teaspoonful (5 mL) every 4 to 6 hours,
not to exceed 30 mL in 24 hours.

Children 6 Years To Under 12 Years

½ to 1 teaspoonful (2.5 to 5 mL) every 4 to 6 hours,
not to exceed 20 mL in 24 hours.

Children 2 Years To Under 6 Years

¼ to ½ teaspoonful (1.25 to 2.5 mL) every 4 to 6 hours,
not to exceed 10 mL in 24 hours.
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