Dayquil Complete 400 mg (Guaifenesin SYRUP) 400 MG

DAYQUIL COMPLETE 400 MG syrup is a popular over-the-counter medication designed to relieve cold and flu symptoms. This syrup combines guaifenesin to help loosen mucus and ease congestion, making it easier to breathe. Ideal for adults and children over 12, it offers fast-acting relief for a range of respiratory discomforts.

Strength

400 MG

Manufacturer / TM Owner

PROCTER & GAMBLE INC

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Indications & Clinical Uses

DAYQUIL COMPLETE 400 MG syrup is primarily used to relieve symptoms associated with colds and flu, such as chest congestion and mucus buildup. The active ingredient, guaifenesin, acts as an expectorant, helping to thin and loosen mucus in the airways. This makes it easier to cough up and clear, providing relief from congestion. Many people use this syrup when they experience difficulty breathing due to thick mucus or need support in clearing their airways.

Side Effects

When taken as directed, DAYQUIL COMPLETE 400 MG syrup may help reduce chest congestion and make breathing easier. Some users report feeling relief within 30 minutes of taking the medication. Common effects include a reduction in mucus thickness, which can alleviate discomfort and improve overall respiratory function. However, individual experiences may vary.

Precautions & Warnings

It is important to follow the instructions on the label when using DAYQUIL COMPLETE 400 MG syrup. Always check with a healthcare provider before taking this medication, especially if you have any underlying health conditions or are taking other medications. Keep the syrup out of reach of children and store it in a cool, dry place. Do not exceed the recommended dosage.

Avoid Interactions

DAYQUIL COMPLETE 400 MG syrup may interact with other medications, including those that contain alcohol or sedatives. It is advisable to avoid alcohol while using this product, as it can increase the risk of side effects. Always consult a healthcare provider before combining this syrup with other medications to ensure safety and effectiveness.

Frequently Asked Questions

DAYQUIL COMPLETE 400 MG syrup is used to relieve chest congestion and mucus buildup associated with colds and flu. It helps to thin and loosen mucus, making it easier to cough up and clear.

Many users report feeling relief within 30 minutes of taking DAYQUIL COMPLETE 400 MG syrup. However, individual experiences may vary.

It is important to consult a healthcare provider before combining DAYQUIL COMPLETE 400 MG syrup with other medications to avoid potential interactions.

DAYQUIL COMPLETE 400 MG syrup is generally recommended for adults and children over 12 years old. Always follow the instructions on the label and consult a healthcare provider for specific advice.

If you experience any adverse effects, discontinue use and consult a healthcare provider for further guidance.

Published by

GNH India Pharmaceuticals Limited

Licensed pharmaceutical supplier

Last updated: 29 Jul 2026

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