
Abzorb Bar
Sun Pharma 2 - 100 G
Ofloxacin (400mg)
Zanocin OD 400 mg 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 August 2026
Zanocin OD 400 mg contains Ofloxacin (400mg). It belongs to the Fluoroquinolone antibiotic class of medicines.
Ofloxacin is a fluoroquinolone antibiotic. It inhibits bacterial DNA gyrase and topoisomerase IV, blocking DNA replication and leading to bacterial death.
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.
Take it exactly as your doctor prescribed. Do not change the dose or stop early on your own.
If you miss a dose of Zanocin OZ Tablet, take it as soon as possible. However, if it is almost time for your next dose, skip the missed dose and go back to your regular schedule. Do not double the dose.
Taking more Zanocin OD than prescribed can be harmful. If you suspect an overdose, contact a doctor or go to the nearest emergency department at once, and carry the pack or strip with you. In India the emergency number is 112.
Most side effects of Zanocin OD are mild and settle as the body adjusts. Reported side effects include:
Stop the medicine and seek help immediately for a rash, swelling of the face or lips, wheezing or difficulty breathing. Tell your doctor about any side effect that persists or worries you.
| Pregnancy | Use with caution / Consult doctor (generally avoided unless clearly needed) |
|---|---|
| Breastfeeding | Breast feeding UNSAFE |
| Alcohol | Use with caution (may increase dizziness; avoid if it worsens side effects) |
| Driving | Driving UNSAFE |
| Kidney | Kidney CAUTION |
| Liver | Liver CAUTION |
| Habit forming | No |
Use only for bacterial infections; not effective for viral illness. Stop and seek medical help if tendon pain/swelling, severe diarrhoea, allergic reaction, numbness/tingling, seizures, or severe mood changes occur (fluoroquinolone class risks: tendinitis/tendon rupture, peripheral neuropathy, CNS effects). Use with caution in elderly, kidney disease (dose adjustment may be needed), epilepsy/seizure disorders, myasthenia gravis (may worsen weakness), and patients with QT prolongation/heart rhythm disorders. Avoid excessive sunlight/UV exposure (photosensitivity). Complete the full course; do not self-medicate.
Antacids containing aluminium/magnesium,sucralfate,iron salts,zinc/calcium supplements (reduced absorption),warfarin/other anticoagulants (increased bleeding risk),antiarrhythmics/QT-prolonging drugs (e.g. amiodarone,sotalol,macrolides,antipsychotics),NSAIDs (increased seizure risk),corticosteroids (increased tendon rupture risk),antidiabetic drugs (risk of hypo/hyperglycaemia)
Store below 25°C in a dry place. Protect from light and moisture. Keep out of reach of children.
Complete the full course of Zanocin OZ Tablet exactly as advised, even if you start feeling better. Take Zanocin OZ Tablet with water and maintain adequate hydration, especially if diarrhea is present. Avoid alcohol while taking Zanocin OZ Tablet and for some time after completing the course, as it may cause severe reactions and worsen side effects. Avoid taking antacids or mineral supplements close to the dose of Zanocin OZ Tablet unless advised by your doctor, as they may reduce its absorption. Seek medical advice if you develop severe diarrhea, bloody stools, or high fever. Stop taking Zanocin OZ Tablet and seek medical help if you develop rash, swelling, breathing difficulty, or signs of allergic reaction. Inform your doctor if you have kidney disease, seizures, or heart rhythm problems before taking Zanocin OZ Tablet. Report symptoms such as tendon pain, numbness, tingling, palpitations, or severe dizziness promptly. Consult your doctor if symptoms do not improve within 2–3 days of starting Zanocin OZ Tablet. Inform your doctor if you are pregnant, planning pregnancy, or breastfeeding before taking Zanocin OZ Tablet.
Medicines with the same active ingredient (Ofloxacin (400mg)). Ask your doctor or pharmacist before switching brands.
| Medicine | Pack | Price | vs Zanocin OD 400 mg |
|---|---|---|---|
| Zenflox-400MANKIND (PHARMA) | 10`S | ₹155 | 35% cheaper |
| Oflomac 400 TabletMacleods Pharmaceuticals Pvt Ltd | tablet · 10 Tablet | ₹190 | 20% cheaper |
| Zanocin DS 400 mgSUN PHARMA 2 | 10`S | ₹295 | 24% more |

Sun Pharma 2 - 100 G

Sun Pharma 2 - Powder - 120 G

Sun Pharma 2 - Capsule - 10 mg - 10 S
Prescription required

Sun Pharma 2 - Capsule - 25 mg - 10 S
Prescription required

Sun Pharma 2 - 10 S
Prescription required

Sun Pharma 2 - 100 mg - 10 S

Sun Pharma 2 - Tablet - 200 mg - 10 S

Sun Pharma 2 - Capsule - 130 mg - 10 S
Prescription required

Entod Pharmaceuticals - Ointment - 5 G
Prescription required
Available in store

Sun Pharma 2 - Tablet - 10 S
Prescription required

Cipla Limited - Drop - 10 ml
Prescription required
Ajanta Pharma - Drop - 5 ml
Prescription required

Sun Pharma - 10 ml
Prescription required

Sun Pharmaceutical Industries Ltd - Drop - 5 ml
Prescription required

Sun Pharma - 5 ml
Prescription required
Glenmark Pharmaceuticals - Tablet - 750 mg - 10 S
Prescription required
Available in store
Abbott India Limited - Tablet - 21 Tablet
Prescription required

Torrent Pharmaceuticals Ltd - Soap - 125 G

Genfo Bioceuticals Pvt Ltd - Suspension - 170 ml
Prescription required

Novelty Health Shine Pvt Ltd - Tablet - 20 S

Dr Reddys Laboratories Ltd - Gel - 50 G
Prescription required
Dr Reddys Laboratories Ltd - 50 Gms
Prescription required

The Derma Co - Cream - 100 G
Injection - 1 ml
Prescription required
The information on Zanocin OD 400 mg is compiled from the manufacturer's prescribing information and the sources below, and is reviewed by a registered medical practitioner. It does not replace advice from your own doctor.