What is Poly-Vent (Guaifenesin Pseudoephedrine)? Guaifenesin is an expectorant. It helps loosen congestion in your…
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Poly-Vent
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What is Poly-Vent, Jr. (Guaifenesin Pseudoephedrine)? Guaifenesin is an expectorant. It helps loosen congestion in…