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Rifaximin 400 is an antibiotic medication that belongs to the rifamycin class. It is commonly used to treat various bacterial infections in the gastrointestinal tract. Rifaximin works by inhibiting the growth of bacteria, thereby preventing the spread of infection.

What is Rifaximin 400 used for? Rifaximin 400 is primarily used to treat conditions such as traveler's diarrhea caused by certain bacteria. It is also prescribed for the management of hepatic encephalopathy, a condition where the liver is unable to adequately remove toxins from the blood.

Dosage: The dosage of Rifaximin 400 may vary based on the specific condition being treated. It is crucial to follow the prescribed dosage and complete the full course of medication, even if symptoms improve before completion.


  • Inform your healthcare provider about any allergies or pre-existing medical conditions.
  • Pregnant or breastfeeding individuals should consult their doctor before using Rifaximin 400.
  • Avoid consuming alcohol during the course of treatment.

Benefits of Rifaximin 400 Tablet:

  • Effectively treats bacterial infections in the gastrointestinal tract.
  • Reduces symptoms of traveler's diarrhea.
  • Manages hepatic encephalopathy by controlling bacterial growth in the intestines.

Loads of Available Brands: Rifaximin 400 is available under various brand names, ensuring that patients have multiple options based on their preferences and physician recommendations.

What Are The Side Effects of Rifaximin 400? Common side effects may include nausea, abdominal pain, bloating, and flatulence. If any severe or persistent side effects occur, it is important to seek medical attention promptly.

Buy Online in US and UK: Rifaximin 400 is available for purchase online in the US and UK. It is advisable to purchase medications from reputable and authorized online pharmacies to ensure product quality and authenticity.

Rifaximin 400

  • Q.1.) What happens if you take too much Rifaximin 400? A: Taking an excessive amount of Rifaximin 400 may lead to increased side effects. In case of an overdose, seek immediate medical attention.

    Q.2.) What if you forget to take Rifaximin 400 tablet? A: If a dose is missed, take it as soon as remembered. However, if it is almost time for the next dose, skip the missed dose and resume the regular dosing schedule.

    Q.3.) How does Rifaximin 400 work? A: Rifaximin 400 works by inhibiting bacterial RNA synthesis, effectively stopping the growth and multiplication of bacteria in the gastrointestinal tract.

    Q.4.) How to take Rifaximin 400? A: Take Rifaximin 400 as directed by your healthcare provider, usually with or without food. It is essential to complete the full course of treatment for optimal effectiveness.

    Q.5.) What are the common drug interactions? A: Inform your healthcare provider about all the medications you are currently taking to avoid potential drug interactions. Rifaximin 400 may interact with certain medications, including those affecting liver enzymes and intestinal transport proteins. Consult your doctor for personalized advice.

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