USMLE Step 2 CK Question of the Day: Altered Mental State After Over the counter pain reliever and Prescription Hydrocodone acetaminophen Osmosis Blog Is Tylenol Safe During Pregnancy? Understanding Risk Factors Seeking Health Recurrent Pyroglutamic Acidosis Related to Therapeutic Acetaminophen ScienceDirect As a naturopathic doctor and a mom, Tylenol is a hard no in my house and I want to explain why. , , Acetaminophen (Tylenol) is processed through the liver, and in that process it can lower Acetaminophen at low doses depletes airway glutathione and alters respiratory reflex responses Smith 2013 The FASEB Journal Wiley Online Library Acetaminophen Toxicity Emergency Physicians Monthly