Maximum Strength Mucus Relief Plus Pain and Headache

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
Maximum Strength Mucus Relief Plus Pain and Headache
Generic name
ACETAMINOPHEN, GUAIFENESIN
Manufacturer
Shield Pharmaceuticals Corp
Product type
HUMAN OTC DRUG
SPL set ID
f20c0db1-dcf3-4bfc-b3e4-930398f82dc9
SPL ID
512e5fbc-c0bb-d4d0-e063-6294a90a3dc4
Version
2
Effective date
2026-05-06
Source export date
2026-09-28
Source partition
4
Source file
https://download.open.fda.gov/drug/label/drug-label-0004-of-0014.json.zip
Source object key
raw/openfda/drug-label/2026-09-28/c7ca0b7091cdaeab3f27713a6eef00adcf8fe722383633ddce61531b4c840544/drug-label-0004-of-0014.json.zip
Source manifest SHA-256
cd2e66336a5cd2223fa3995098fdbdb84c6a7ee5c0a4addb236ccb22dd1e6887
Import run
20260929T050834Z
Imported at
2026-09-29 05:26:15
Harmonized routes table
Harmonized routes
ORAL

Warnings cross-check#

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Warnings sections page 1 of 1 · 1 matching rows.

warnings

Warnings Liver warning: This product contains acetaminophen. 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 produc t Allergy alert: Acetaminophen may cause severe skin reactions. Symptoms may include: skin reddening blisters rash If a skin reaction occurs, stop use and seek medical help right away. Sore throat warning: If sore throat is severe, persists for more than 2 days, is accompanied or followed by fever, headache, rash, nausea, or vomiting, consult a doctor promptly. 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. Ask a doctor before use if you have liver disease persistent or chronic cough such as occurs with smoking, asthma, chronic bronchitis, or emphysema cough that occurs with too much phlegm (mucus) Ask a doctor or pharmacist before use if you are taking the blood thinning drug warfarin When using this product do not use more than directed Stop use and ask a doctor if pain or cough gets worse or lasts more than 7 days fever gets worse or lasts more than 3 days redness or swelling is present new symptoms occur cough comes back, or occurs with rash or headache that lasts. These could be signs of a serious condition.

Reported adverse events (FAERS/openFDA)#

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