Acetaminophen, also known as Tylenol, is used to help with pain & to reduce fever. However, taking too much acetaminophen can be harmful to the liver which filters out toxins & Xia & He Publishing Acetaminophen at low doses depletes airway glutathione and alters respiratory reflex responses Smith 2013 The FASEB Journal Wiley Online Library Why you should avoid REGULAR acetaminophen use for babies and pregnancy 3 Little Plums Is Tylenol Safe During Pregnancy? Risk Factors, Not Causation Circulating acetaminophen metabolites are toxicokinetic biomarkers of acute liver injury Vliegenthart 2017 Clinical Pharmacology & Therapeutics Wiley Online Library