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Clemastine Fumarate Syrup

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Clemastine Fumarate Syrup

CLEMASTINE FUMARATE SYRUP
0.5 mg/5 mL (present as clemastine fumarate 0.67 mg/5 mL)

DRUG DESCRIPTION

Each 5 mL (teaspoonful) of Clemastine Fumarate Syrup for oral administration contains clemastine 0.5 mg (present as clemastine fumarate 0.67 mg). Other ingredients: Alcohol 5.5%, Flavors, Maleic Acid, Methylparaben, Propylene Glycol, Propylparaben, Purified Water, Saccharin Sodium, Sodium Hydroxide, and Sorbitol. Clemastine fumarate belongs to the benzhydryl ether group of antihistaminic compounds. The chemical name is (+)-(2R)-2-[2-[[(R)-p-Chloro-α-methyl-α-phenylbenzyl]-oxy]ethyl]-1-methylpyrrolidine fumarate and has the following structural formula:

CLEMASTINE FUMARATE SYRUP  Structural Formula Illustration

Clemastine fumarate occurs as a colorless to faintly yellow, odorless, crystalline powder. Clemastine Fumarate Syrup has an approximate pH of 6.2.

Last reviewed on RxList: 8/11/2008
This monograph has been modified to include the generic and brand name in many instances.

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