Butalbital Pain Directory

URL: http://www.drugs.com/pro/butalbital-and-acetaminophen.html

Butalbital and Acetaminophen 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 ……………………………………...325 mg

In addition, each tablet contains the following inactive ingredients: colloidal silicon dioxide, croscarmellose sodium, crospovidone, microcrystalline cellulose, povidone, pregelatinized starch, stearic acid.