Tussin Expectorant Side Effects
Generic name: guaifenesin
Medically reviewed by Drugs.com. Last updated on Sep 6, 2023.
Note: This document provides detailed information about Tussin Expectorant Side Effects associated with guaifenesin. Some dosage forms listed on this page may not apply specifically to the brand name Tussin Expectorant.
Applies to guaifenesin: oral liquid, oral solution, oral syrup, oral tablet, oral tablet extended release.
Precautions
If your cough has not improved after 7 days or if you have a fever, skin rash, continuing headache, or sore throat with the cough, check with your doctor. These signs may mean that you have other medical problems.
Common side effects of Tussin Expectorant
Some side effects of guaifenesin may occur that usually do not need medical attention. These side effects may go away during treatment as your body adjusts to the medicine. Also, your health care professional may be able to tell you about ways to prevent or reduce some of these side effects.
Check with your health care professional if any of the following side effects continue or are bothersome or if you have any questions about them:
Less common or rare side effects
Serious side effects of Tussin Expectorant
Along with its needed effects, guaifenesin (the active ingredient contained in Tussin Expectorant) may cause some unwanted effects. Although not all of these side effects may occur, if they do occur they may need medical attention.
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For healthcare professionals
Applies to guaifenesin: compounding powder, oral capsule, oral capsule extended release, oral granule, oral liquid, oral solution, oral tablet, oral tablet extended release.
General adverse events
Guaifenesin (the active ingredient contained in Tussin Expectorant) has been generally well tolerated.[Ref]
Gastrointestinal
Gastrointestinal side effects have included stomach upset and vomiting with higher than recommended doses. Doses recommended for expectoration have rarely been associated with gastrointestinal upset.[Ref]
Nervous system
Nervous system side effects have occasionally included dizziness and headache.[Ref]
Dermatologic
Dermatologic side effects have included rare reports of rash.[Ref]
Hypersensitivity
Hypersensitivity side effects have included a report of an anaphylactic reaction.[Ref]
References
1. Covington TR, eds., Lawson LC, Young LL (1993) "Handbook of Nonprescription Drugs." Washington, DC: American Pharmaceutical Association
2. (2001) "Product Information. Robitussin (guaifenesin)." Wyeth-Ayerst Laboratories
3. Manujendra R, Faltay B, Haller NA (2009) "Case report: anaphylactic reaction to guaifenesin." Hosp Pract, 37, p. 60-3
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Further information
Tussin Expectorant side effects can vary depending on the individual. Always consult your healthcare provider to ensure the information displayed on this page applies to your personal circumstances.
Note: Medication side effects may be underreported. If you are experiencing side effects that are not listed, submit a report to the FDA by following this guide.