What is Mucus & Chest Congestion: Uses, Warnings & Interactions

What is Mucus & Chest Congestion: Uses, Warnings & Interactions

Updated May 14, 2025 • Published Dec 30, 2020

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Mucus & Chest Congestion overview

BRAND NAMES:

Allfen, Chest Congestion Relief, Children's Mucus Relief, Diabetic Siltussin DAS-Na, Diabetic Tussin, Equaline 12HR Mucus-ER, Equate Mucus ER, Geri-Tussin, Good Neighbor Pharmacy Children's Mucus Relief, Good Neighbor Pharmacy Mucus ER, Good Neighbor Pharmacy Mucus Relief, Good Neighbor Pharmacy Tab Tussin, Good Neighbor Pharmacy Tussin, Good Neighbor Pharmacy Tussin Chest Congestion, Good Sense Mucus Relief

Generic Names:

Guaifenesin

Uses:

Thins mucus so you can clear it from your head, throat, and lungs.

Therapeutic Classes:

Expectorant

Forms:

Capsule, Tablet, Long Acting Capsule, Long Acting Tablet, Liquid

How it’s taken:

By mouth

What is Mucus & Chest Congestion used for?

What form(s) does Mucus & Chest Congestion come in

Capsule
Tablet
Long Acting Capsule
Long Acting Tablet
Liquid

What are common Mucus & Chest Congestion doses?

Bottle 118ML of 100MG/5ML
Bottle 473ML of 100MG/5ML

Common Mucus & Chest Congestion prescriptions

Mucus & Chest Congestion
118ml of 100mg/5ml bottle
Mucus & Chest Congestion
473ml of 100mg/5ml bottle

How to take Mucus & Chest Congestion

Your doctor will tell you how much medicine to use. Do not use more than directed.
Follow the instructions on the medicine label if you are using this medicine without a prescription.
Measure the oral liquid medicine with a marked measuring spoon, oral syringe, or medicine cup.
Do not break, chew, or crush the tablet or capsule. Swallow it whole with a full glass of water.
Measure the oral liquid medicine with a marked measuring spoon, oral syringe, or medicine cup.
Do not break, chew, or crush the tablet or capsule. Swallow it whole with a full glass of water.
Follow the instructions on the medicine label if you are using this medicine without a prescription.
Your doctor will tell you how much medicine to use. Do not use more than directed.

What to do if you miss a dose of Mucus & Chest Congestion

You must use this medicine on a fixed schedule. Call your doctor or pharmacist if you miss a dose.
Ask your pharmacist, doctor, or health caregiver about the best way to dispose of any outdated medicine or medicine no longer needed.
Keep all medicine out of the reach of children. Never share your medicine with anyone.

Mucus & Chest Congestion contraindications

You should not use this medicine if you have ever had an allergic reaction to guaifenesin. Do not give any over-the-counter (OTC) cough and cold medicine to a baby or child under 4 years old. Using these medicines in very young children might cause serious or possibly life-threatening side effects.

Mucus & Chest Congestion warnings

This medicine may contain alcohol.
If you are pregnant or breast feeding, ask your doctor or pharmacist before using this medicine.
If your cough is caused by asthma, emphysema, bronchitis, or smoking, talk to your doctor before using this medicine.

Mucus & Chest Congestion interactions

If you are pregnant or breast feeding, ask your doctor or pharmacist before using this medicine.
If your cough is caused by asthma, emphysema, bronchitis, or smoking, talk to your doctor before using this medicine.
This medicine may contain alcohol.

Mucus & Chest Congestion side effects

Serious Side Effects

Cough that lasts longer than 7 days.
Cough with fever, skin rash, or ongoing headache.

Less Serious Side Effects

Drowsiness.
Nausea, vomiting, diarrhea, stomach pain.