DryMax Syrup

Generic name: chlorpheniramine maleate, methscopolamine nitrate and pseudoephedrine hydrochloride
Dosage form: syrup
Drug class:Upper respiratory combinations

Medically reviewed by Drugs.com. Last updated on Dec 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.

DryMax Syrup

Rx Only

DESCRIPTION: Each teaspoonful (5 mL) for oral administration contains:
Chlorpheniramine Maleate..... 4 mg
Methscopolamine Nitrate..... 1.25 mg
Pseudoephedrine Hydrochloride..... 30 mg

Inactive ingredients: Purified Water, Citric Acid, Sodium Citrate, Sodium Saccharin, Sucrose, Grape Flavor,
Bitter Mask, FD and C Red #40, FD and C Blue #1, Propylene Glycol, Glycerin.

DryMax Syrup contains ingredients from the following classes: antihistamine, anticholinergic, and nasal
decongestant.

Chlorpheniramine Maleate is an antihistamine with the chemical name 2-Pyridinepropanamine, γ-(4-chlorphenyl)-N,
N-dimethyl-, (Z)-2-butendioate (1:1) 2-[p-Chloro-α-[2-(dimethylamino)ethyl]benzyl]pyridine (1:1).

Methscopolamine Nitrate is an anticholinergic belladonna alkaloid derivative with the chemical name: 3-Oxa-9-
azoniatricyclo(3.3.1.02,4)nonane, 7-(3-hydroxy-1-oxo-2-phenylpropoxy)-9,9-dimethyl-, nitrate. [7(s)-1α, 2β-4β-5α-7β].

Pseudoephedrine Hydrochloride is a nasal decongestant with the chemical name Benzenemethanol,α-[1-
(methylamino)ethyl]-, [S-(R*, R*)-, hydrochloride.

CLINICAL PHARMACOLOGY:

Chlorpheniramine maleate competitively antagonizes most of the smooth muscle stimulating actions of histamine
on the H1 receptors of the GI tract, uterus, large blood vessels, and bronchial muscle. It also antagonizes the action
of histamine that results in increased capillary permeability and the formation of edema. Chlorpheniramine maleate
is an alkylamine-type antihistamine. This group of antihistamines are among the most active histamine antagonists
and are generally effective in relatively low doses. They thereb