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Alagesic LQ Syrup
  • Professionals
  • FDA PI

Alagesic LQ Syrup

Generic name:butalbital, acetaminophen and caffeine
Dosage form: oral syrup
Drug class:Analgesic combinations

Medically reviewed by Drugs.com. Last updated on Aug 23, 2021.

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.

Alagesic LQ Syrup Description

Alagesic LQ (butalbital, acetaminophen and caffeine oral solution) is supplied in liquid form for oral administration.

Each 15 mL contains:

Butalbital USP.....50 mg

Warning: May be habit-forming.

Acetaminophen USP.....325 mg

Caffeine USP.....40 mg

Alcohol .....7.368%

In addition, this drug product contains the following inactive ingredients: citric acid, ethyl maltol, liquid glucose, glycerin, methylparaben, propylene glycol, propylparaben, purified water, saccharin sodium, sorbitol solution, sucrose, with FD&C yellow #6 as coloring, and natural and artificial flavoring.

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

C11H16N2O3 MW = 224.26

Ac...