What is G-Phen DM (Dextromethorphan/Guaifenesin/Phenylephrine)? Dextromethorphan is a cough suppressant. It affects the signals in…
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G-Phen DM
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What is G-Phen DM (Dextromethorphan/Guaifenesin/Phenylephrine)? Dextromethorphan is a cough suppressant. It affects the signals in…