Dextromethorphan-Promethazine Prices and Savings - Inside Rx
Dextromethorphan is a cough suppressant. Promethazine is an antihistamine. Dextromethorphan and promethazine is a combination medicine used to treat cough, stuffy nose, runny nose, and sneezing caused by colds or allergies. This medicine is for use in adults and children at least 2 years... View More Info
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