Acetaminophen

openFDA label record#

This page contains supplementary openFDA label data. For the canonical label presentation, use the corresponding DailyMed Structured Product Label.

Verified complete openFDA source JSON (canonical bytes are SHA-256 checked before publication)

Brand name
Acetaminophen
Generic name
ACETAMINOPHEN
Manufacturer
Marlex Pharmaceuticals Inc
Product type
HUMAN OTC DRUG
SPL set ID
4a183b7d-3a1e-5557-e063-6294a90a5493
SPL ID
4a183bb4-ec85-c7d2-e063-6394a90ad356
Version
1
Effective date
2026-02-01
Source export date
2026-09-28
Source partition
8
Source file
https://download.open.fda.gov/drug/label/drug-label-0008-of-0014.json.zip
Source object key
raw/openfda/drug-label/2026-09-28/ae3816359e336a5de4f44607730a3d12ceb61ffa012a132189ceda22541b38ee/drug-label-0008-of-0014.json.zip
Source manifest SHA-256
cd2e66336a5cd2223fa3995098fdbdb84c6a7ee5c0a4addb236ccb22dd1e6887
Import run
20260929T050834Z
Imported at
2026-09-29 05:55:11
Harmonized routes table
Harmonized routes
ORAL

Warnings cross-check#

openFDA text is shown for search and cross-checking; DailyMed SPL is canonical.

Warnings sections page 1 of 1 · 1 matching rows.

warnings

Warnings Liver warning : this product contains acetaminophen. The maximum daily dose of this product is 6 tablets (3,000 mg) in 24 hours. Severe liver damage may occur if you take more than 4,000 mg of acetaminophen in 24 hours with other drugs containing acetaminophen 3 or more alcoholic drinks every day while using this product Do not use with any other drug containing acetaminophen (prescription or nonprescription). If you are not sure whether a drug contains acetaminophen, ask a doctor or pharmacist. if you are allergic to acetaminophen or any of the inactive ingredients in this product. Ask a doctor before use if you have liver disease. Ask a doctor or pharmacist before use if you are taking the blood thinning drug warfarin. Stop use and ask a doctor if Pain gets worse or lasts more than 10 days. Fever gets worse or lasts more than 3 days. New symptoms occur. Redness or swelling is present. These could be signs of a serious condition. If pregnant or breast-feeding, ask a health professional before use. Keep out of reach of children. Overdose warning: Taking more than the recommended dose (overdose) may cause liver damage. In case of overdose, get medical help or contact a Poison Control Center right away. (1-800-222-1222). Quick medical attention is critical for adults as well as for children even if you do not notice any signs or symptoms.

Reported adverse events (FAERS/openFDA)#

Adverse event summaries are temporarily unavailable. Other product information remains available.