Acetaminophen
Approved · FDAAlso known as 4'-hydroxyacetanilide, 4-(Acetylamino)phenol, 4-acetamidophenol, APAP+342 more
4'-hydroxyacetanilide, 4-(Acetylamino)phenol, 4-acetamidophenol, APAP, Acenol, Acephen, Aceta, Acetadryl, Acetaminophen-Benzhydrocodone, Acetaminophen-Butalbital, Acetaminophen-Caffeine, Acetaminophen-Pentazocine, Acetaminophen-Pseudoephedrine, Actamin, Acuflex, Adprin B, Alagesic, Ali-Flex, Alidrin, Allay, Allzital, Alpain, Altenol, Americet, Amidrine, Anabar, Anacin AF, Anacin Advanced Headache Formula, Anacin-3 Maximum Strength, Anexsia, Anolor 300, Anolor DH5, Anoquan, Apacet, Apadaz, Apagesic, Apapgesic, Apara, Apra, Arcet, Arthriten, Arthriten Inflammatory Pain, Axocet, BP Poly-650, Backaid, Backaid IPF, Backprin, Bactimicina, Balacet, Bancap HC, Bromo Seltzer, Bucet, Bupap, Butex Forte, By Ache, By-Ache, Cafgesic, Calpol Six Plus, Capacet, Cephadyn, Ceta Plus, Cetafen, Co-Gesic, Cocet, Colrex, Combiflex, Combiflex ES, Combogesic, Comtrex Sore Throat Relief, Conacetol, Contragesic, Cotabflu, CounterAct Pain, Dolacet, Dolagesic, Dolgic, Dolgic LQ, Dolgic Plus, Dolmar, Dologesic, Dologesic DF, Dolono, Dolono Infant, Dolorex, Dolorex Forte, Duocet, Duogesic, Durabac, Durabac Forte, Duradrin, Dvorah, EZ III, Ed Flex, Ed-Flex, Endocet, Endolor, Epidrin, Esgic, Ex-Pain, Exaprin, Exaprin Plus, Excedrin, Excedrin Back and Body, Excedrin Extra Strength Geltab, Excedrin Migraine Geltab, Excedrin Mild Headache, Excedrin PM, Excedrin PM Triple Action, Excedrin Quick Tab, Excedrin Tension Headache, Ezol, Femcet, Feverall, Fioricet, Fioricet with Codeine, Fiorpap, Flextra Plus, Fortolin, Frenadol, G-1, Genace, Genapap, Genapap Extra Strength, Genapap PM, Genasec, Genebs, Geone, Gericet, Halenol, Hy-Phen, Hycet, Hyco-pap, Hycomed, Hycomine Compound, Hydrocet, Hydrogesic, I.D.A., Ide-cet, Infadrops, Infantaire, Iso-Acetazone, Isocet, Isocom, Lagesic, Legatrin PM, Levacet, Liquicet, Liquiprin, Little Fevers, Lobac, Lopap, Lorcet, Lortab, Lurline PMS, Magnacet, Major-gesic, Mapap, Mapap Junior Strength, Mapap PM, Mardol, Margesic, Margesic #3, Margesic-H, Marten-Tab, Masophen, Masophen PM, Maxidone, Maxiflu CD, Meda Cap, Medigesic, Medinol Paediatric, Medipain 5, Midchlor, Midrin, Migquin, MigraTen, Migrapap, Migratine, Migrazone, Migrex, Minotal, Mitride, Mygracet, N-acetyl-p-aminophenol, Nalocet, Narvox, Neopap Supprettes, Ninjacof A, Ninjacof-A, Nodolor, Nonbac, Norco, Nortemp, Ofirmev, Oncet, Orbivan, Orbivan CF, PANADOL, Pacaps, Pain-Eze, Pain-Gesic, Paldesic, Pamprin Cramp Formula, Pamprin Max Formula, Pamprin Multi-Symptom, Panacet, Panadol Childrens, Panadol Extra, Panadol PM, Panex, Panex 500, Panlor, Panlor DC, Panlor SS, Panlor Tablet, Panritis Forte, Paracetamol, Paracetamolum, Paracets, Paramol, Pediapap, Pediaphen, Percocet, Percogesic, Percogesic Reformulated Jan 2011, Perisine, Perloxx, Pharbetol, Pharmagesic, Phenagesic, Phenaphen with Codeine, Phenylgesic, Phrenilin, Phrenilin Forte, Phrenilin with Caffeine and Codeine, Polygesic, Premsyn PMS, Primalev, Primlev, Procet, Prodrin, Prolate, Promacet, Prominol, Q-Gesic, Q-Nol, Redutemp, Relagesic, Repan, Repan CF, RhinoFlex, Rid-A-Pain, Ridenol, Ringl, Roxicet, Roxilox, S-T Febrol, Saleto, Sed-Max, Sedapap, St. Joseph Aspirin-Free, Staflex, Staflex (phenyltoloxamine), Stagesic, Supac, T-Gesic, T-Painol, T-Panol, Tactinal, Talacen, Tempra, Tempra 1, Tempra 2, Tempra 3, Tempra Quicklets, Tenake, Tencet, Tencon, Trezix, Triad, Triaprin, Two-Dyne, Tycolene, Tylenol, Tylenol Cold Relief Nighttime Caplet, Tylenol Gelcap Extra Strength, Tylenol PM, Tylenol Womens Menstrual Relief, Tylenol with Codeine, Tylophen, Tylox, Ugesic, Ultracet, Uni-Ace, Uni-Ace Child, Uni-Case, Uni-Perr, Uniserts, Unisom with Pain Relief, Uricalm Intensive, Va-zone, Valorin Extra, Vanacet, Vanatol, Vanatol LQ, Vanatol S, Vanquish, Vendone, Verdrocet, Vicodin, Vistra, Vitapap, Vitoxapap, Vopac, Vtol, Wygesic, XS No Aspirin PR, XS Pain Reliever, Xodol, Xolox, Zamicet, Zebutal, Zerlor, Zgesic, Zolvit, Zydone, p-Acetylaminophenol, p-acetamidophenol, p-acetaminophenol, p-hydroxy-acetanilid, p-hydroxyacetanilide, Acetaminophen-Ibuprofen, Acetaminofén, APAP/Dichloralphenazone/Isometheptene, Acetaminophen-Propoxyphene Hydrochloride, Acetaminophen/Aspirin/Caffeine, Acetaminophen/Butalbital/Caffeine, Acetaminophen/Butalbital/Caffeine/Codeine, Elixsure Fever/Pain, Percocet 10/325, Percocet 10/650, Percocet 2.5/325, Percocet 5/325, Percocet 7.5/325, Percocet 7.5/500, Phenyltoloxamine/APAP.
Recent clinical, regulatory, research and industry developments relating to this drug.
Acetaminophen in pregnancy shows no link to autism or ADHD, again
Supplemental approval: ACETAMINOPHEN AND CODEINE (ANDA040779)
Supplemental approval: ACETAMINOPHEN AND CODEINE PHOSPHATE (ANDA040419)
Supplemental approval: ACETAMINOPHEN AND CODEINE PHOSPHATE (ANDA087508)
Supplemental approval: ACETAMINOPHEN AND CODEINE PHOSPHATE (ANDA089805)
Profile
Canonical identifiers, marketed brand names and mechanism, resolved across RxNorm, ChEMBL and ATC.
Regulatory timeline
The complete regulatory record, grouped by authority — approvals, safety advisories and label changes. Each authority shows its most recent events; expand one to read its full history.
Data from the U.S. Food and Drug Administration (U.S. Food and Drug Administration), public domain (CC0).
Clinical trials
The current development programme across all trial phases — status mix, phase distribution and the late-stage studies shaping the evidence base.
Late-stage studies
Phase III+ trials still open or recently active — where late-stage evidence is being generated.
Enhanced Recovery After Surgery (ERAS) in Live Donor Kidney Transplant Recipients
Recent completions
Trials that read out recently, adding to the completed evidence base.
Research activity
Key research shaping understanding of this drug, combining the latest publications with the most influential evidence.
Major research themes8
Journals, researchers & institutions
- Pain practice : the official journal of World Institute of Pain2
- Acta anaesthesiologica Scandinavica1
- British journal of anaesthesia1
- Canadian journal of anaesthesia = Journal canadien d'anesthesie1
- Clinical therapeutics1
- Frontiers in pharmacology1
- Royal MA3
- Singla NK2
- Aijazi H1
- Alhashemi JA1
- Alotaibi QA1
- Ang R1
- Ang RY1
- Artime CA1
- Albany Medical College1
- and Pain Medicine University of Texas1
- Group Health Research Institute1
- King Abdulaziz University1
- Lotus Clinical Research LLC1
- McGovern Medical School1
- RxNorm (U.S. National Library of Medicine) — drug identity
- ChEMBL (EMBL-EBI) & UniProt — pharmacology and targets
- Europe PMC — research literature
- ClinicalTrials.gov — clinical trials
- Regulatory event sources are credited in the Regulatory Timeline above.