Poly-Tussin EX Syrup
Generic name: dihydrocodeine bitartrate, phenylephrine hydrochloride and guaifenesin
Dosage form: syrup
Drug class:Upper respiratory combinations
Medically reviewed by Drugs.com. Last updated on Oct 22, 2021.
Disclaimer: This drug has not been found by FDA to be safe and effective, and this labeling has not been approved by FDA. For further information about unapproved drugs, click here.
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Poly-Tussin EX Syrup
Rx OnlyCIII
DESCRIPTION
Each 5 mL (one teaspoonful) for oral administration contains:
Dihydrocodeine Bitartrate..... 7.5 mg
(WARNING- May be habit forming)
Phenylephrine HCl..... 5 mg
Guaifenesin..... 50 mg
This product contains the following inactive ingredients:
Purified Water, Propylene Glycol, Citric Acid, Sodium Citrate, Sodium Saccharin, Glycerin, Sorbitol,
Grape Flavor, Bitter Mask.
This product contains ingredients of the following therapeutic classes: Antitussive, Decongestant and
Expectorant.
Dihydrocodeine Bitartrate is an antitussive with the chemical name Morphinan-6-ol,4,5-epoxy-3-methoxy-
17-methyl-, (5α, 6α)-2,3-dihydroxybutanedioate (1:1) (salt). It has the following structural formula:
Phenylephrine hydrochloride is an orally effective nasal decongestant. Chemically it is benzenemethanol,
3-hydroxy-α-[(methylamino)methyl]-, hydrochloride (R)-. Its chemical structure is as follows:
Guaifenesin is an expectorant with the chemical name 1, 2-Propanediol, 3-(2-methoxyphenoxy)-(±)-. It has
the following structural formula:
