tussin dm max 400 mg/20mL (Dextromethorphan Hydrobromide, Guaifenesin SOLUTION) 400 mg/20mL

Tussin DM Max 400 mg/20mL is a cough suppressant and expectorant solution designed for oral use. It combines dextromethorphan hydrobromide and guaifenesin to help manage cough symptoms and loosen mucus. Ideal for those seeking relief from persistent coughs and congestion.

Strength

400 mg/20mL

Pack Size

1 BOTTLE in 1 CARTON (0363-1144-34) / 237 mL in 1 BOTTLE

Manufacturer / TM Owner

Walgreen Company

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Indications & Clinical Uses

Tussin DM Max 400 mg/20mL is commonly used to suppress coughs and thin mucus in the airways. The dextromethorphan component acts as a cough suppressant, while guaifenesin helps to loosen and clear mucus. This solution is often recommended for individuals experiencing coughs due to colds, allergies, or respiratory infections. It is important to follow the instructions provided by a healthcare professional when using this product.

Side Effects

When taken as directed, Tussin DM Max 400 mg/20mL may help reduce the frequency and severity of coughing. Users might also notice an easing of congestion as the guaifenesin works to thin mucus, making it easier to cough up. Some individuals may experience drowsiness or dizziness, though these effects vary from person to person.

Precautions & Warnings

It is advisable to consult a healthcare professional before using Tussin DM Max 400 mg/20mL, especially if you have any underlying health conditions or are taking other medications. Avoid operating heavy machinery or driving until you know how this solution affects you. Keep the bottle tightly closed and store it at room temperature, away from moisture and heat.

Avoid Interactions

Tussin DM Max 400 mg/20mL may interact with other medications, including those that cause drowsiness or contain alcohol. It is important to inform your healthcare provider about all the medications you are taking to avoid potential interactions. Always follow the dosage instructions provided by your healthcare professional.

Frequently Asked Questions

Tussin DM Max 400 mg/20mL is used to suppress coughs and loosen mucus in the airways, providing relief from symptoms associated with colds, allergies, or respiratory infections.

Tussin DM Max 400 mg/20mL is taken orally, typically using the provided measuring cup or spoon. Follow the dosage instructions provided by your healthcare professional.

Common side effects may include drowsiness, dizziness, and mild stomach upset. These effects vary from person to person and are usually temporary.

It is important to consult a healthcare professional before combining Tussin DM Max 400 mg/20mL with other medications, as interactions may occur.

The safety of Tussin DM Max 400 mg/20mL for children should be discussed with a healthcare professional, as dosage and suitability may vary based on age and weight.

Published by

GNH India Pharmaceuticals Limited

Licensed pharmaceutical supplier

Last updated: 29 Jul 2026

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