Guaifenesin codeine Robitussin

Antitussives Codeine, 10-20 mg every 4-6 hours (with guaifenesin) Robitussin A-C, Guiatuss AC, various generic Acts centrally to increase the cough threshold. In doses required for cough suppression, the addictive liability associated with codeine is low. Many codeine-containing antitussive combinations are schedule V narcotics, and OTC sale is restricted in some states. 

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