Acetaminophen

Breastfeeding
  • TRADE NAMES: Anacin-3 (Wyeth); Darvocet-N (aaiPharma); Excedrin (Bristol-Myers Squibb); Geluprane; Liquiprin; Lorcet (Forest); Mapap; Neopap; Ofirmev; Panadol (GSK); Paracetamol; Percocet (Endo); Percogesic; Phenaphen; Sinutab; Tylenol (Ortho-McNeil); Valadol; Vicodin (AbbVie)
  • INDICATIONS: Pain, fever
  • SYNONYM: APAP; paracetamol
  • CLASS: Analgesic; non-narcotic
  • HALF-LIFE: <3 hours
CLINICALLY IMPORTANT, POTENTIALLY HAZARDOUS INTERACTIONS WITH:

Alcohol, Anticonvulsants, Barbiturates, Busulfan, Carbamazepine, Cholestyramine, Conivaptan, Coumarins, Didanosine, Dong Quai, Exenatide, Imatinib, Isoniazid, Liraglutide, Melatonin, Metoclopramide, Metyrapone, PEG-Interferon, Pramlintide, Probenecid, St John's Wort

PREGNANCY CATEGORY: C

Acetaminophen is the active metabolite of phenacetin.

[IV] = intravenous.

As a general point most reactions listed are those that have developed following the normal prescribing doses for acetaminophen and the overdosing, poisoning, and other toxicities that have been reported have been excluded.

Our database has 117 adverse reactions for this drug across the following areas

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SKIN.
NAILS.
MUCOSAL.
CARDIOVASCULAR.
CENTRAL NERVOUS SYSTEM.
ENDOCRINE/METABOLIC.
GASTROINTESTINAL/HEPATIC.
GENITOURINARY.
HEMATOLOGIC.
NEUROMUSCULAR/SKELETAL.
OCULAR.
OTIC.
RENAL.
RESPIRATORY.
OTHER.


Page last updated 04/15/2020

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Incidence info

  • <1%
  • 1-5%
  • 5-10%
  • 10-15%
  • 15-20%
  • 20-30%
  • >30%

Seriousness info

  • Hospitalization possible
  • Life threatening
  • Fatal

Warnings in other populations info

  • Breast feeding
  • Geriatric
  • Pediatric
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