FDA.reportPublic FDA data

Mucus Relief ER

openFDA label record#

Cross-check layer: This is openFDA JSON-derived label data. Use the corresponding DailyMed SPL as the canonical label.

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

Brand name
Mucus Relief ER
Generic name
GUAIFENESIN
Manufacturer
Major Pharmaceuticals
Product type
HUMAN OTC DRUG
SPL set ID
e5a242bf-3008-4c92-a930-e76f733be5cf
SPL ID
ebcfe516-e74c-4f97-8ade-85cfbadf4f33
Version
6
Effective date
2025-03-07
Source export date
2026-08-01
Source partition
5
Source file
https://download.open.fda.gov/drug/label/drug-label-0005-of-0014.json.zip
Source object key
raw/openfda/drug-label/2026-08-01/5a565ce64c898c83223b815b9579cd46fb0c6d54977c3cace2133e40124f7fbb/drug-label-0005-of-0014.json.zip
Source manifest SHA-256
bdd1454d0606b622b70458a306b8a10d8a8787db06fd9f46e69c7f7a4524b630
Import run
20260801T225920Z
Imported at
2026-08-01 23:10:16
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 Do not use for children under 12 years of age. Ask a doctor before use if you have persistent or chronic cough such as occurs with smoking, asthma, chronic bronchitis or emphysema cough accompanied by too much phlegm (mucus) Stop use and ask a doctor if cough lasts more than 7 days, comes back, or occurs with fever, rash or persistent headache. These could be signs of a serious illness. If pregnant or breast-feeding, ask a health professional before use. Keep out of reach of children. In case of overdose, get medical help or contact a Poison Control Center right away (1-800-222-1222).