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Kirkland Signature™ Mucus Relief Chest 400 mg., 400 Tablets

Item #100017030


Immediate-Release Expectorant, Gauifenesin 400 mg., 2 Bottles, 200 Tablets In Each Bottle

  • Available at your local Costco warehouse. Not available for purchase on

    Drug Facts:
    Kirkland Signature™ Mucus Relief Chest for relief of chest congestion.

    Active Ingredients (in each tablet) - Purpose:       
    Gauifenesin 400 mg - Expectorant

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


    Ask a doctor before use if you have:
    • Cough that occurs with too much phlegm (mucus)
    • Persistent or chronic cough such as occurs with smoking, asthma, chronic bronchitis, or emphysema

    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 condition.

    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.

    • Take with a full glass of water.
    • Adults and children 12 years of age and over: Take 1 tablet every 4 hours. Do not take more than 6 tablets in 24 hours.
    • Children under 12 years: do not use

    Other Information:
    • Store at 25ºC (77ºF ); excursions permitted between 15º-30ºC (59º-86ºF)
    • See end flap for expiration date and lot number

    Inactive Ingredients:
    FD&C blue #1 Aluminum Lake, Hypromellose, Magnesium Stearate, Maltodextrin, Microcrystalline Cellulose, Polyethylene Glycol, Povidone, Silicon Dioxide, Sodium Starch Glycolate, Stearic Acid

    Questions or Comments?  1-800-426-9391