Nazione: Stati Uniti
Lingua: inglese
Fonte: NLM (National Library of Medicine)
BUTALBITAL (UNII: KHS0AZ4JVK) (BUTALBITAL - UNII:KHS0AZ4JVK), ACETAMINOPHEN (UNII: 362O9ITL9D) (ACETAMINOPHEN - UNII:362O9ITL9D), CAFFEINE (UNII: 3G6A5W338E) (CAFFEINE - UNII:3G6A5W338E)
Mayne Pharma
BUTALBITAL
BUTALBITAL 50 mg
ORAL
PRESCRIPTION DRUG
Butalbital, acetaminophen and caffeine tablets are indicated for the relief of the symptom complex of tension (or muscle contraction) headache. Evidence supporting the efficacy and safety of this combination product in the treatment of multiple recurrent headaches is unavailable. Caution in this regard is required because butalbital is habit-forming and potentially abusable. This product is contraindicated under the following conditions: - Hypersensitivity or intolerance to any component of this product. - Patients with porphyria. Butalbital : Barbiturates may be habit-forming: Tolerance, psychological dependence, and physical dependence may occur especially following prolonged use of high doses of barbiturates. The average daily dose for the barbiturate addict is usually about 1500 mg. As tolerance to barbiturates develops, the amount needed to maintain the same level of intoxication increases; tolerance to a fatal dosage, however, does not increase more than two-fold. As this occurs, the margin between an
Butalbital, acetaminophen and caffeine tablets USP contain butalbital 50 mg [ Warning: May be habit-forming ], acetaminophen 325 mg and caffeine 40 mg. Tablets are white, capsule-shaped, single-scored with the logo “MIA/110”, and are supplied in bottles of 100 and bottles of 500. Storage: Store at 20° to 25°C (68° to 77°F) [see USP Controlled Room Temperature]. Dispense in a tight, light-resistant container with a child-resistant closure. Rx only Manufactured by: MIKART, INC. Atlanta, GA 30318 Distributed by: Mayne Pharma Greenville, NC 27834 Code 687K00 Rev. 03/17
Abbreviated New Drug Application
BUTALBITAL, ACETAMINOPHEN AND CAFFEINE- BUTALBITAL, ACETAMINOPHEN AND CAFFEINE TABLET MAYNE PHARMA ---------- WARNING HEPATOTOXICITY ACETAMINOPHEN HAS BEEN ASSOCIATED WITH CASES OF ACUTE LIVER FAILURE, AT TIMES RESULTING IN LIVER TRANSPLANT AND DEATH. MOST OF THE CASES OF LIVER INJURY ARE ASSOCIATED WITH THE USE OF ACETAMINOPHEN AT DOSES THAT EXCEED 4000 MILLIGRAMS PER DAY, AND OFTEN INVOLVE MORE THAN ONE ACETAMINOPHEN-CONTAINING PRODUCT. DESCRIPTION Butalbital, acetaminophen and caffeine are supplied in tablet form for oral administration. Each tablet contains the following active ingredients: Butalbital ...................50 mg WARNING: May be habit-forming. Acetaminophen ........325 mg Caffeine ......................40 mg In addition, each tablet contains the following inactive ingredients: colloidal silicon dioxide, croscarmellose sodium, crospovidone, microcrystalline cellulose, povidone, pregelatinized corn starch and stearic acid. Butalbital (5-allyl-5-isobutylbarbituric acid), is a short to intermediate-acting barbiturate. It has the following structural formula: Acetaminophen (4'-hydroxyacetanilide), is a non-opiate, non-salicylate analgesic and antipyretic. It has the following structural formula: Caffeine (1,3,7-trimethylxanthine), is a central nervous system stimulant. It has the following structural formula: CLINICAL PHARMACOLOGY This combination drug product is intended as a treatment for tension headache. It consists of a fixed combination of butalbital, acetaminophen and caffeine. The role each component plays in the relief of the complex of symptoms known as tension headache is incompletely understood. PHARMACOKINETICS The behavior of the individual components is described below. Butalbital: Butalbital is well absorbed from the gastrointestinal tract and is expected to distribute to most tissues in the body. Barbiturates in general may appear in breast milk and readily cross the placental barrier. They are bound to plasma and tissue proteins to a varying degree and binding increases directly as a Leggi il documento completo