OTC · No prescriptionAntibiotic (Antitubercular)

Rifigon 400MG Tab — Uses, Dosage & Benefits

Rifigon 400MG Tab is used for Treatment of tuberculosis (as part of combination anti-TB therapy), leprosy (in combination), certain serious bacterial infections as per physician advice.

Medically reviewed by Dr. Balaji Krishnan, MBBS · Updated June 2026

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Active Ingredient / Composition

Rifampicin 400 mg tablet

What is Rifigon 400MG Tab used for?

Treatment of tuberculosis (as part of combination anti-TB therapy)
leprosy (in combination)
certain serious bacterial infections as per physician advice

How Rifigon 400MG Tab Works

Rifampicin is a rifamycin antibiotic that inhibits bacterial DNA-dependent RNA polymerase, blocking RNA synthesis. This prevents bacterial multiplication and helps clear susceptible infections, especially Mycobacterium tuberculosis.

Dosage & Directions

Take exactly as prescribed by your doctor. Usually taken orally on an empty stomach (1 hour before or 2 hours after food) with water; take at the same time each day. For TB, it must be used in combination with other anti-tubercular medicines; do not stop early.

Always follow your doctor's prescription. Do not self-medicate.

Key Benefits

Helps treat tuberculosis in combination therapy
Active against Mycobacterium tuberculosis
Helps prevent relapse when taken as prescribed
Useful in leprosy as part of multidrug therapy

Pregnancy

Use with caution / Consult doctor

Alcohol Interaction

Avoid

Rifigon 400MG Tab — Quick Facts

Composition: Rifampicin 400 mg tablet
Therapeutic class: Antibiotic (Antitubercular)
Drug class: Rifamycin antibiotic
Prescription: Not required (OTC)
Price: ₹384
Habit forming: No
Storage: Store below 25°C in a dry place, protected from light and moisture. Keep in original blister pack and out of reach of children.

Rifigon 400MG Tab — Usage FAQs

How should I take this medicine?

Follow the dosage prescribed by your doctor. Do not alter the dose without medical advice.

Can I take this medicine without a prescription?

Prescription-required medicines need a valid Rx. OTC medicines can be purchased directly.

What if I miss a dose?

Take the missed dose as soon as you remember, unless it is close to your next scheduled dose. Do not double the dose.

How long does it take to show effect?

The time to show effect varies by medicine and condition. Consult your doctor for specific timelines.

Rifigon 400MG Tab — Uses, Dosage & Benefits

Active Ingredient / Composition

What is Rifigon 400MG Tab used for?

How Rifigon 400MG Tab Works

Dosage & Directions

Key Benefits

Pregnancy

Alcohol Interaction

Rifigon 400MG Tab — Quick Facts

Rifigon 400MG Tab — Usage FAQs

More from PingMeDoc™

Safety disclaimer

Rifigon 400MG Tab — Uses, Dosage & Benefits

Active Ingredient / Composition

What is Rifigon 400MG Tab used for?

How Rifigon 400MG Tab Works

Dosage & Directions

Key Benefits

Pregnancy

Alcohol Interaction

Rifigon 400MG Tab — Quick Facts

Rifigon 400MG Tab — Usage FAQs

More from PingMeDoc™

Safety disclaimer