A xanthine oxidase inhibitor that decreases uric acid production. It also acts as an antimetabolite on some simpler organisms.

CATEGORIES

Gout Suppressants,Enzyme Inhibitors,Antimetabolites,Free Radical Scavengers .

CHEMICAL FORMULA

C5H4N4O

COMPOSITION

Allopurinol 100 MG

INDICATION

For the treatment of hyperuricemia associated with primary or secondary gout. Also indicated for the treatment of primary or secondary uric acid nephropathy, with or without the symptoms of gout, as well as chemotherapy-induced hyperuricemia and recurrent renal calculi.

PHARMACODYNAMICS

Allopurinol, a structural analog of the natural purine base hypoxanthine, is used to prevent gout and renal calculi due to either uric acid or calcium oxalate and to treat uric acid nephropathy, hyperuricemia, and some solid tumors.

No Information

ABSORPTION

Approximately 80-90% absorbed from the gastrointestinal tract.

METABOLISM

Hepatic

ELIMINATION

Approximately 20% of the ingested allopurinol is excreted in the feces.

HALF LIFE

1-3 hours

TOXICITY

LD50=214 mg/kg (in mice)

FOOD INTERACTIONS

avoid alcohol

SIDE EFFECTS

Skin irritation. Upset stomach or throwing up.