Acetaminophen or paracetamol

This classification denotes an analgesic and antipyretic with the molecular formula C8H9NO2, a preparation that US FDA regulates as an active ingredient or moiety under Unique Ingredient Identifier 362O9ITL9D, chemically known as n-(4-hydroxyphenyl)acetamide but generally known as acetaminophen, which bears US NIH Compound Identifier 1983. Acetaminophen comes in many forms, including base, acetate, cysteine, cysteinylglycine, di-methyl derivative, glucuronide, glutathione, hemisuccinate, mercapturate, and sulfate. European Medicines Agency schedules Acetaminophen in its eXtended EudraVigilance Medicinal Product Dictionary or XEVMPD under Index SUB09611MIG. World Health Organization schedules acetaminophen in its Anatomical Therapeutic Chemical (ATC) Classification. Most nations schedule acetaminophen under HS 29242990 and SITC 51479. As of Q4 2014, ACETAMINOPHEN remains the US FDA Preferred Term for this commodity. Acetaminophen bears US NLM identifiers UMLS ID C0000970 and NCI Concept Code C198. SMILES: OC1CCC(NC(=O)C)CC1.