Acetaminophen Toxicity: How Genetic Susceptibility Combines with Environmental Factors Here's how to make Tylenol work way better Dose it correctly: 1,000 mg at a time, spaced every 8 hours. Smaller doses don't control pain as well. Take it Did you know acetaminophen lowers glutathione levels? Acetaminophen detoxification in cucumber plants via induction of glutathione S transferases ScienceDirect The Use and Potential Benefits of N Acetylcysteine in Non Acetaminophen Acute Liver Failure: An Etiology Based Review Early life acetaminophen exposure, glutathione S transferase genes, and development of adolescent asthma in a high risk birth cohort Journal of Allergy and Clinical Immunology