Acetylcysteine

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Absorption Bioavailability is 6–10% following oral administration and less than 3% following topical administration.
Volume of distribution Not Available
Protein binding 83%
Metabolism
Hepatic. Deacetylated by the liver to cysteine and subsequently metabolized.
Route of elimination Not Available
Half life 5.6 hours (adults), 11 hours (neonates)
Clearance Not Available
Toxicity Single intravenous doses of acetylcysteine at 1000 mg/kg in mice, 2445 mg/kg in rats, 1500 mg/kg in guinea pigs, 1200 mg/kg in rabbits and 500 mg/kg in dogs were lethal. Symptoms of acute toxicity were ataxia, hypoactivity, labored respiration, cyanosis, loss of righting reflex and convulsions.
Affected organisms
  • Humans and other mammals
Pathways Not Available

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