Each tablet contains:
Acetaminophen ....................... 600 mg
Phenyltoloxamine Citrate .......... 66 mg
In a specially prepared base to provide a prolonged therapeutic effect.
Inactive ingredients in each tablet are: calcium phosphate dibasic, magnesium stearate, methylcellulose, povidone and silicified microcrystalline cellulose.
Acetaminophen, 4'-hydroxyacetanilide, a slightly bitter, white, odorless, crystalline powder, is a non-opiate, non-salicylate analgesic and antipyretic. It has the following structural formula:
Figure 1: Acetaminophen
Phenyltoloxamine Citrate, N, N-dimethyl-2-(alpha-phenyl-o-tolyloxy) ethylamine dihydrogen citrate, is an antihistamine used to augment analgesia. It occurs as crystals from water or methanol. It is soluble in water. Phenyltoloxamine Citrate has the following structural formula:
Figure 2: Phenyltoloxamine Citrate