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MRP: Rs. 98.50 for 1 bottle(s) (60 ML syrup each)
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Composition for GIFAXIN


food interaction for GIFAXIN

alcohol interaction for GIFAXIN

pregnancy interaction for GIFAXIN

lactation interaction for GIFAXIN

It can be taken with or without food, but it is better to take Gifaxin 100 mg syrup at a fixed time.
Interaction with alcohol is unknown. Please consult your doctor.
Gifaxin 100 mg syrup may be unsafe to use during pregnancy.
Either animal studies have shown adverse effect on fetus and there are no human studies or studies in human and animals are not available. It should be given only if potential benefits justifies risk to the fetus. Please consult your doctor.
Unknown. Human and animal studies are not available. Please consult your doctor.




Gifaxin 100 mg syrup is an antibiotic used to treat bacterial infections of the intestine (traveller's  diarrhea). Gifaxin 100 mg syrup is also used to lower the risk of worsened brain function in adults with liver failure. Brain function can be affected when the liver stops working and cannot remove toxic substances from the body.

How it works

Gifaxin 100 mg syrup is a broad spectrum antibacterial drug that fights bacterial infection only in the intestines. Gifaxin 100 mg syrup stops the growth of bacteria that produce toxins and that may worsen liver disease.

Common side effects

Vomiting, Nausea, Abdominal pain, Allergic reaction, Itching, Constipation, Skin rash, Fever, Hypersensitivity reaction


No substitutes found

Expert advice for GIFAXIN

While you are taking rifaximin, it may cause a reddish discolouration of the urine. This is quite normal. If you are using oral contraceptives take additional precautions while taking rifaximin. Oral contraceptives may not work as well when you are taking this medicine and/or when you have diarrhea. Rifaximin does not normally affect the ability to drive and use machines, but may cause dizziness in some patients. If you feel dizzy you should not drive or operate machinery. if you are pregnant or breast feeding speak to your doctor before starting the drug. To make sure rifaximin is safe for you, tell your doctor if you have:
  • liver disease
  • diarrhea with a fever
  • watery or bloody diarrhea
Treatment with any antibiotic including rifaximin may cause severe diarrhea. You should stop taking it and contact your doctor immediately. Diarrhea may even occur few months after the drug has been stopped.

Frequently asked questions for GIFAXIN


Q. Is rifaximin an antibiotic/ is rifaximin FDA approved for irritable bowel syndrome (IBS)/help in IBS?
Yes, rifaximin (also available as Rifagut) is an antibiotic. It is not yet approved by the FDA for the treatment of IBS.
 Q. Is rifaximin the same as rifampin?
Rifaximin is a structural analog of rifampin.
Q. Is rifagut an antibiotic?
Rifagut is a brand name for rifaximin. Yes, it is an antibiotic.
Q. Can I take xifaxan with amoxicillin/ibuprofen?
Xifaxan is the brand name for rifaximin and can be taken with ibuprofen, but not with amoxicillin, as it is antibiotic. If taken with other antibiotics, rifaximin causes diarrhea.
Q. Does rifaximin cause diarrhea/gas/constipation?
It may rarely cause these side effects.
Q. Does rifaximin kill parasites/yeast?
It is antibiotic and doesn’t kill parasites and yeast.


Content on this page was last updated on 10 September, 2016, by Dr. Varun Gupta (MD Pharmacology)