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

MUCINEX

Dosage form
TABLET, EXTENDED RELEASE
Labeler
A-S Medication Solutions
Label updated
2023-10-23
Retrieved
2026-09-07
Active ingredients
GUAIFENESIN
View original label and images on DailyMed ↗
Label information

Drug Facts

Active ingredient (in each extended-release bi-layer tablet)

Guaifenesin 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.

Directions
  • do not crush, chew, or break 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: 1 or 2 tablets every 12 hours. Do not exceed 4 tablets in 24 hours.
  • children under 12 years of age: do not use
Other information
  • store at 20-25°C (68-77°F)
Inactive ingredients

carbomer homopolymer type B; FD&C blue #1 aluminum lake; hypromellose, USP; magnesium stearate, NF; microcrystalline cellulose, NF; sodium starch glycolate, NF

Questions?

1-866-MUCINEX (1-866-682-4639)

You may also report side effects to this phone number.

Label information

Dist. by: RB Health (US)
Parsippany, NJ 07054-0224

Made in England

HOW SUPPLIED

Product: 50090-2380

NDC: 50090-2380-0 28 TABLET, EXTENDED RELEASE in a BOTTLE

Guaifenesin

[Image in the official label — see DailyMed source]

DailyMed Set ID: 08ea92cc-4a0f-44c9-9edf-71f67e014431 · Version 16
NDC: 50090-2380