pilldic.Your medicine dictionary
Text size
← US medicines
US · Over-the-counter medicine

Guaifenesin

Dosage form
TABLET, EXTENDED RELEASE
Labeler
AMERISOURCE BERGEN
Label updated
2025-04-22
Retrieved
2026-09-07
Active ingredients
GUAIFENESIN
View original label and images on DailyMed ↗
Label information

Drug Facts

Active ingredient (in each extended-release tablet)

Guaifenesin, USP 600 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.

Label information

If pregnant or breast-feeding,ask a health professional before use.

Label information

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 the timing of meals
  • adults and children 12 years of age and over: one or two extended-release tablets every 12 hours. Do not exceed 4 extended-release tablets in 24 hours.
  • children under 12 years of age: do not use
Other information
  • store between 20-25°C (68-77°F)
  • TAMPER EVIDENT: DO NOT USE IF CARTON IS OPEN OR IF PRINTED SEAL ON BLISTER IS BROKEN OR MISSING.
Inactive ingredients

colloidal silicon dioxide, FD&C blue #2 aluminum lake, hypromellose, magnesium stearate, povidone.

Questions?

call toll-free Monday to Friday 8:30 am to 5:00 pm EST at 1-800-406-7984.

Label information

Distributed By:
AmerisourceBergen
1 West First Avenue
Conshohocken, PA 19428

PRODUCT OF INDIA

CODE No.: PB/DRUGS/1809-0SP

0425

PRINCIPAL DISPLAY PANEL - 600 mg Tablet Blister Pack Carton

NDC 46122-750-51

Compare to
active ingredient in
Mucinex ® †

GOOD
NEIGHBOR
PHARMACY ®

12 HOUR

Mucus • ER
Guaifenesin Extended-Release
Tablets, 600 mg

Expectorant

  • Relieves Chest Congestion
  • Thins and Loosens Mucus

20 Extended-Release Tablets

[Image in the official label — see DailyMed source]

DailyMed Set ID: d1d94d37-4423-4914-9d86-c5ca6d5122f6 · Version 3
NDC: 46122-750