Information about Guaifenesin

Guaifenesin Uses

Guaifenesin is used in the treatment of cough with mucus.

How Guaifenesin works

Guaifenesin works by decreasing the stickiness of mucus (phlegm) and helps in its removal from the airways.

Common side effects of Guaifenesin

Nausea, Vomiting
Written By
PhD (Pharmacology), PGDPRA
Reviewed By
MD (Pharmacology), MBBS
Last updated
30 Jun 2022 | 06:21 AM (UTC)

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Available Medicine for Guaifenesin

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BarkeitSanzyme Ltd
1041 variant(s)
CervithinZerico Lifesciences Pvt Ltd
991 variant(s)
CervifenRowez Life Sciences Pvt. Ltd.
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MucusnilBioceutics Inc
2501 variant(s)
Tussalyte GMeridian Enterprises Pvt Ltd
751 variant(s)

Expert advice for Guaifenesin

  • Guaifenesin should be taken as per dose and duration suggetsed by the doctor.

Frequently asked questions for Guaifenesin


Q. What is Guaifenesin used for?

Guaifenesin is an expectorant, mainly used to relieve chest congestion by aiding the removal of mucus.

Q. How long can I take Guaifenesin?

Consult your doctor for use more than 7 days.

Q. Can I take Guaifenesin if I have high blood pressure?

Guaifenesin should not be taken by individuals with high blood pressure.

Q. Can I take Guaifenesin with phenylephrine, ibuprofen, amoxicillin, and paracetamol (acetaminophen)?

There are no known drug interactions between phenylephrine, ibuprofen, amoxicillin, and paracetamol (acetaminophen) and Guaifenesin. However, consult your doctor about all medications currently taken before starting and while on Guaifenesin.

Q. Can I take Guaifenesin with Sudafed (pseudoephedrine-decongestant preparation) and Dayquil (OTC cold and cough preparation), Benadryl, benzonatate?

Guaifenesin can be taken with other cold and cough preparation including Sudafed, Dayquil, Benadryl, and benzonatate. However, other formulations containing guaifenesin must be avoided to avoid a double dose. Also, Guaifenesin should not be combined with cough suppressants in the treatment of cough since the combination would not be logical and you may be exposed to unnecessary side effects.


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