Guaifenesin 400mg
43ca292e-3128-47fc-9f20-b7e8c8677d4d
34390-5
HUMAN OTC DRUG LABEL
Drug Facts
Composition & Product
Identifiers & Packaging
Description
GUAIFENESIN 400 MG TABLETS Marlex Pharmaceuticals, Inc. ---------- Drug Fact
Purpose
Expectorant Guaifenesin 4 00 mg Tablets
Medication Information
Purpose
Expectorant
Guaifenesin 4 00 mg Tablets
Description
GUAIFENESIN 400 MG TABLETS Marlex Pharmaceuticals, Inc. ---------- Drug Fact
Uses
helps loosen phlegm (mucus) and thin bronchial secretions to rid the bronchial passageway of bothersome mucus and make coughs more productive
Section 42229-5
GUAIFENESIN 400 MG TABLETS
Marlex Pharmaceuticals, Inc.
----------
Drug Fact
Warnings
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)
Directions:
- Do not take more than 6 doses in any 24-hour period.
- This product is not intended for use in children under 12 years of age
- Adults & children 12 years and over: 1 to 2 tablets every 4 hours
- Children under 12 years: do not use
Other Information:
- Store at 15°C-30°C (59°F-86°F)
Inactive Ingredients:
Colloidal silicon dioxide, FD&C RED #40(AI-lake), magnesium stearate, maltodextrin, microcrystalline cellulose, povidone, stearic acid
Manufactured for & Distributed by:
Marlex Pharmaceuticals, Inc.
New Castle, DE 19720
Rev: 02/19TCL
Principal Display Panel
NDC 10135-0682-30
Guaifenesin
400 mg
30 CAPLETS
Stop Use and Ask A Doctor If
cough last more than 7 days, come back or is accompanied by fever, rash, or persistent headache. There could be signs of a serious illness.
TAMPER EVIDENT: DO NOT USE IF IMPRINTED SAFETY SEAL UNDER CAP IS BROKEN OR MISSING.
Keep Out of Reach of Children
In case of overdose, get medical help or contact a Poison Control Center right away.
If Pregnant Or Breast Feeding
ask a health professional before use.
Active Ingredient (in Each Tablet)
Guaifenesin 400mg
Structured Label Content
Uses
helps loosen phlegm (mucus) and thin bronchial secretions to rid the bronchial passageway of bothersome mucus and make coughs more productive
Section 42229-5 (42229-5)
GUAIFENESIN 400 MG TABLETS
Marlex Pharmaceuticals, Inc.
----------
Drug Fact
Purpose
Expectorant
Guaifenesin 4 00 mg Tablets
Warnings
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)
Directions:
- Do not take more than 6 doses in any 24-hour period.
- This product is not intended for use in children under 12 years of age
- Adults & children 12 years and over: 1 to 2 tablets every 4 hours
- Children under 12 years: do not use
Other Information:
- Store at 15°C-30°C (59°F-86°F)
Inactive Ingredients:
Colloidal silicon dioxide, FD&C RED #40(AI-lake), magnesium stearate, maltodextrin, microcrystalline cellulose, povidone, stearic acid
Manufactured for & Distributed by:
Marlex Pharmaceuticals, Inc.
New Castle, DE 19720
Rev: 02/19TCL
Principal Display Panel (PRINCIPAL DISPLAY PANEL)
NDC 10135-0682-30
Guaifenesin
400 mg
30 CAPLETS
Stop Use and Ask A Doctor If (Stop use and ask a doctor if)
cough last more than 7 days, come back or is accompanied by fever, rash, or persistent headache. There could be signs of a serious illness.
TAMPER EVIDENT: DO NOT USE IF IMPRINTED SAFETY SEAL UNDER CAP IS BROKEN OR MISSING.
Keep Out of Reach of Children (Keep out of reach of children)
In case of overdose, get medical help or contact a Poison Control Center right away.
If Pregnant Or Breast Feeding (If pregnant or breast- feeding)
ask a health professional before use.
Active Ingredient (in Each Tablet) (Active ingredient (in each tablet))
Guaifenesin 400mg
Advanced Ingredient Data
Raw Label Data
All Sections (JSON)
Additional Information
Back to search View SPL set listing Open on DailyMed ↗
Source: dailymed · Ingested: 2026-02-15T12:03:41.530711 · Updated: 2026-03-14T23:03:53.608631