Butalbital and Acetaminophen (Butalbital / Acetaminophen) - Description

Rx only

Code 612Z00 Rev. 05/00

DESCRIPTION

Butalbital and acetaminophen is supplied in tablet form for oral administration.

Butalbital (5-allyl-5-isobutylbarbituric acid), a slightly bitter, white, odorless, crystalline powder, is a short to intermediate-acting barbiturate. It has the following structural formula:

C₁₁H₁₆N₂O₃ MW = 224.26

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:

C₈H₉NO₂ MW = 151.17

Each Butapap tablet contains:

Butalbital …………………………………………….50 mg
Warning: May be habit forming.
Acetaminophen ……………………………………...650 mg

In addition, each tablet contains the following inactive ingredients: colloidal silicon dioxide, croscarmellose sodium, crospovidone, microcrystalline cellulose, povidone, pregelatinized starch, stearic acid with FD&C Blue #1 Lake as coloring.