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Guaifenesin

Latest prescription information about Guaifenesin. Learn how to pronounce the drug’s name, its indications, dosage, how to take, when to take, when not to take, side effects, special precautions, its storage instructions and warnings if any when taken during pregnancy. Also listed are the International and Indian trade name(s) of the drug and its price list.
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Generic Name : Guaifenesin
Pronunciation : gwye fen' e sin
Therapeutic Classification : Expectorant and Cough Products
ICD Code : Y55.4
Trade Name(s): 
International- Barkeit Tab, Capex-Bron Exp, Robitussin Ac, Entex La, Organidin NR.
Other Name : Glyceryl Guaiacolate
Why it is prescribed (Indications) : 
This medication is an expectorant, prescribed for chest congestion. It promotes lower respiratory tract drainage by thinning the mucus in the air passages to make it easier to cough up the mucus and clear the airways.  
When it is not to be taken (Contraindications): 
Hypersensitivity.

Pregnancy Category :

A B C D X
Category C : Animal reproduction studies have shown an adverse effect on the fetus and there are no adequate and well-controlled studies in humans, but potential benefits may warrant use of the drug in pregnant women despite potential risks.

Dosage & When it is to be taken : 
PO- The recommended dose is 200 to 400 mg 4 hourly. Max: 2.4 g/day.
How it should be taken : 
It comes as tablets, capsules, granules and syrup, to take orally with or without food as directed by your physician.
Warnings and Precautions : 
*Caution should be exercised in patients with history of persistent cough e.g. occurs with smoking, asthma, chronic bronchitis or emphysema, cough accompanied by excessive secretions, cough with a fever, rash or persistent headache, pregnancy, lactation, porphyria.
Side Effects : 
Central Nervous System- Dizziness and headache.
Skin- Rash and hives.
Gastrointestinal- Nausea and vomiting.
Other Precautions : 
*Avoid abrupt withdrawal, otherwise excessive elevations in blood pressure and symptoms such as nervousness, headache and confusion may occur.
Storage Conditions : 
Store it in room temperature and in airtight container. Keep away from children.

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Reference  

  • Food and Drug Administration (FDA)
  • National Institutes of Health (NIH)
  • PubMed
  • CIMS
  • Indian Pharma Reference Guide 2012
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