Why you should avoid REGULAR acetaminophen use for babies and pregnancy 3 Little Plums 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 & A Possible Antidote for Tylenol (Paracetamol) Overdose American Council on Science and Health 54 Anesthesia Key Exposure to acetaminophen and all its metabolites upon 10, 15, and 20 mg kg intravenous acetaminophen in very preterm infants Pediatric Research