SPL Set ID: 5c99e7af-86a5-4c17-82d5-2d4119e4fe72

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: C 21 H 26 ClNO∙C 4 H 4 O 4 M.W. 459.97 Clemastine fumarate occurs as a colorless to faintly yellow, odorless, crystalline powder. Clemastine Fumarate Syrup has an approximate pH of 6.2. Chemical Structure