Entre-S
Generic name:dextromethorphan hydrobromide, pseudoephedrine hydrochloride and chlorpheniramine maleate
Dosage form: oral syrup
Drug class:Upper respiratory combinations
Medically reviewed by Drugs.com. Last updated on Nov 22, 2021.
Disclaimer: Most OTC drugs are not reviewed and approved by FDA, however they may be marketed if they comply with applicable regulations and policies. FDA has not evaluated whether this product complies.
On This Page
Antitussive • Decongestant
• Antihistamine
Rx Only
The Entre-S brand name has been discontinued in the U.S. If generic versions of this product have been approved by the FDA, there may be generic equivalents available.
Entre-S Description
Each teaspoonful (5 mL) of Entre-S Suspension contains:
| Dextromethorphan Hydrobromide | 30 mg |
| Pseudoephedrine Hydrochloride | 30 mg |
| Chlorpheniramine Maleate | 4 mg |
Entre-S Suspension is used for oral administration only.
Entre-S Suspension contains the following inactive ingredients: Propylene Glycol, Glycerin, Tannic Acid, Magnesium Aluminum Silicate, Xanthan Gum, Saccharin Sodium, Bubblegum Flavor, Sodium Citrate, Citric Acid, Natural Masking Flavor, Grape Flavor, Red Dye, Benzoic Acid, Methyl Paraben, Propyl Paraben, and Purified Water.
Dextromethorphan Hydrobromide is a cough suppressant with the chemical name: Morphinan, 3-methoxy-17-methyl-(9α, 13α, 14α)-, hydrobromide, monohydrate. Its structure is as follows:
