Prescription requiredAntibiotic

Zanocin OD 400MG 5S — Uses, Dosage & Benefits

Zanocin OD 400MG 5S is used for Bacterial infections such as respiratory tract infections (acute bronchitis, pneumonia), urinary tract infections, and other susceptible infections as prescribed by a doctor.

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

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Active Ingredient / Composition

Ofloxacin (400mg)

What is Zanocin OD 400MG 5S used for?

Bacterial infections such as respiratory tract infections (acute bronchitis
pneumonia)
urinary tract infections
and other susceptible infections as prescribed by a doctor

How Zanocin OD 400MG 5S Works

Ofloxacin is a fluoroquinolone antibiotic. It inhibits bacterial DNA gyrase and topoisomerase IV, blocking DNA replication and leading to bacterial death.

Dosage & Directions

Take by mouth once daily or as prescribed. Swallow whole; do not crush/chew (OD/ER tablet). Can be taken with or without food; take at the same time each day. Avoid taking with milk/antacids/iron/calcium/zinc within 2 hours before or after the dose.

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

Key Benefits

Treats susceptible bacterial infections
Once-daily dosing improves adherence
Broad-spectrum coverage
Helps relieve infection symptoms by eliminating bacteria

Pregnancy

Use with caution / Consult doctor (generally avoided unless clearly needed)

Alcohol Interaction

Use with caution (may increase dizziness; avoid if it worsens side effects)

Zanocin OD 400MG 5S — Quick Facts

Composition: Ofloxacin (400mg)
Therapeutic class: Antibiotic
Drug class: Fluoroquinolone antibiotic
Prescription: Required (Rx)
Price: ₹239
Habit forming: No
Storage: Store below 25°C in a dry place. Protect from light and moisture. Keep out of reach of children.

Zanocin OD 400MG 5S — 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.

Zanocin OD 400MG 5S — Uses, Dosage & Benefits

Active Ingredient / Composition

What is Zanocin OD 400MG 5S used for?

How Zanocin OD 400MG 5S Works

Dosage & Directions

Key Benefits

Pregnancy

Alcohol Interaction

Zanocin OD 400MG 5S — Quick Facts

Zanocin OD 400MG 5S — Usage FAQs

More from PingMeDoc

Safety disclaimer

Zanocin OD 400MG 5S — Uses, Dosage & Benefits

Active Ingredient / Composition

What is Zanocin OD 400MG 5S used for?

How Zanocin OD 400MG 5S Works

Dosage & Directions

Key Benefits

Pregnancy

Alcohol Interaction

Zanocin OD 400MG 5S — Quick Facts

Zanocin OD 400MG 5S — Usage FAQs

More from PingMeDoc

Safety disclaimer