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Guaifenesin

Dosage form
TABLET, EXTENDED RELEASE
Labeler
WALGREEN CO.
Label updated
2025-11-07
Retrieved
2026-09-07
Active ingredients
GUAIFENESIN
View original label and images on DailyMed ↗
Active ingredient (in each extended-release tablet)

Guaifenesin USP 1200 mg

Purpose

Expectorant

Uses

  • helps loosen phlegm (mucus) and thin bronchial secretions to rid the bronchial passageways of bothersome mucus and make coughs more productive
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).

Directions
  • do not crush, chew, or break extended-release tablet
  • take with a full glass of water
  • this product can be administered without regard for timing of meals
  • adults and children 12 years of age and over: 1 extended-release tablet every 12 hours. Do not exceed 2 extended-release tablets in 24 hours
  • children under 12 years of age: do not use
Other information
  • store between 20° to 25°C (68° to 77°F)
Inactive ingredients

colloidal silicon dioxide, hypromellose, magnesium stearate, microcrystalline cellulose, povidone, and pregelatinised starch (maize)

Questions?

1-855-274-4122 (Monday – Friday 8:30 AM to 5:00 PM EST)

DISTRIBUTED BY: WALGREEN CO.
DEERFIELD, IL 60015
100% SATISFACTION GUARANTEED
walgreens.com
©2025 Walgreen Co.

MADE IN INDIA

PACKAGE LABEL-PRINCIPAL DISPLAY PANEL - 1200 mg 14 (1 x 14) Tablets

Walgreens

Compare to the active ingredient
in Mucinex® Maximum Strength ††

WALGREENS
PHARMACIST RECOMMENDED

12 HOUR
Mucus
Relief ER
GUAIFENESIN EXTENDED-RELEASE TABLETS, 1200 mg
GUAIFENESIN 1200 mg /
EXPECTORANT
RELIEVES CHEST CONGESTION


Maximum Strength           For Day or Night

  • Relieves chest congestion
  • Thins & loosens mucus

14                                                 69
EXTENDED-
RELEASE                         ACTUAL SIZE
TABLETS

[Image in the official label — see DailyMed source]

 


DailyMed Set ID: 0c329d9f-8f1e-4b41-a03b-324e5d1b4ae2 · Version 7
NDC: 0363-0033