Noreen Eye Drop

Norfloxacin (0.3% w/v)

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Noreen Eye Drop is an antibiotic, used in the treatment of bacterial infections of the eye. It relieves the symptoms of the infection by stopping the further growth of the causative microorganisms.

Written By Dr. Anuj Saini, MMST, MBBS,
Reviewed By Dr. Mekhala Chandra, MD, MBBS,
Last updated on 31 Mar 2026 | 02:31 PM (IST)

₹11.3 MRP ₹12.510% off

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General Information

Contains

Norfloxacin (0.3% w/v)

Marketer

Oyster Labs Ltd

Storage

Store below 30°C

The content is shown in English

Product introduction

Noreen Eye Drop is for external use only. Take it in the dose and duration as advised by your doctor. Hold the dropper close to the eye without touching it. Gently squeeze the dropper and place the medicine inside the lower eyelid. Wipe off extra liquid. Avoid skipping any doses and finish the full course of treatment even if you feel better.

It may cause burning sensation and eye discomfort, immediately following application. However, these side effects are temporary and usually subside on their own. Inform your doctor if they persist for a longer duration. It may cause short term blurring of vision when first used. Use caution before driving or using machines. Do not wear contact lenses while using it.

Uses of Noreen Eye Drop

Bacterial eye infections

Benefits of Noreen Eye Drop

Bacterial eye infections
Noreen Eye Drop is an antibiotic medicine. It works by stopping the growth of the bacteria that is causing the infection. It helps relieve symptoms such as pain, redness, itching or soreness caused due to eye infections. The dose and duration of treatment will be decided by your doctor based on your condition. Make sure you complete the full course of treatment. This will ensure that the infection is completely cured and prevent it from returning.

Side effects of Noreen Eye Drop

Most side effects do not require any medical attention and disappear as your body adjusts to the medicine. Consult your doctor if they persist or if you’re worried about them

Common side effects of Noreen

Headache
Dizziness
Nausea
Burning sensation in eye
Eye discomfort
Decreased white blood cell count
Low blood platelets
Protein in urine
Increased alkaline phosphatase level in blood
Local site reactions
Abdominal cramp
Increased aspartate aminotransferase
Increased alanine aminotransferase

How to use Noreen Eye Drop

This medicine is for external use only. Use it in the dose and duration as advised by your doctor. Check the label for directions before use. Hold the dropper close to the eye without touching it. Gently squeeze the dropper and place the medicine inside the lower eyelid. Wipe off the extra liquid.

How Noreen Eye Drop works

Noreen Eye Drop is an antibiotic. It treats bacterial eye infections by preventing the bacteria from dividing and repairing. It does so stopping the action of a bacterial enzyme called DNA-gyrase.

All substitutes for Noreen Eye Drop

For information purposes only. Consult a doctor before taking any medicine.

Quick tips

You have been prescribed Noreen Eye Drop for the treatment of bacterial infections of the eye.
Do not skip any doses and finish the full course of treatment even if you feel better.
Apply pressure on the corner of the eye (close to the nose) for about 1 minute, immediately after instilling the medication.
Do not touch the tip to any surface, or to your eye, to avoid contamination.
Wait for at least 5-10 minutes before delivering the next medication in the same eye to avoid dilution.
It may cause short term blurring of vision when first used. Use caution before driving or using machines.
Do not wear contact lenses until your infection clears up.
Make sure to use within 4 weeks of opening the medication.
Your doctor has prescribed Noreen Eye Drop to cure your infection and improve symptoms.
Do not skip any doses and finish the full course of treatment even if you feel better.
Discontinue Noreen Eye Drop and inform your doctor immediately if you get a rash, itchy skin, swelling of face and mouth, or have difficulty in breathing.
Diarrhea may occur as a side effect but should stop when your course is complete. Inform your doctor if it doesn't stop or if you find blood in your stools.
Notify your doctor if you feel pain in your tendons, numbness, or tingling sensations.
Inform your doctor if you are pregnant or planning to conceive or breastfeeding.

Safety advice

Alcohol

No interaction found/established

Pregnancy

CONSULT YOUR DOCTOR

The safety of Noreen Eye Drop during pregnancy has not been established. There are no adequate and well-controlled studies in pregnant women, and animal data on reproductive toxicity are insufficient. Your doctor will weigh the benefits and any potential risks before prescribing.

Breast feeding

CAUTION

Noreen Eye Drop should be used with caution during breastfeeding. Breastfeeding should be held until the treatment of the mother is completed and the drug is eliminated from the body.

Driving

CONSULT YOUR DOCTOR

It is not known whether Noreen Eye Drop alters the ability to drive. Do not drive if you experience any symptoms that affect your ability to concentrate and react. Please consult your doctor.

Kidney

No interaction found/established

Liver

No interaction found/established

Interaction with drugs

Taking Noreen with any of the following medicines can modify the effect of either of them and cause some undesirable side effects

Mild

Nitrofurantoin (Oral Route)

Talk to your doctor if you notice any unusual symptoms.Doctor may monitor your blood sugar level. Nitrofurantoin may fasten the elimination of Norfloxacin leading to reduced efficacy.

Mild

Pyridostigmine (Oral Route)

Talk to your doctor if you notice any unusual symptoms. Norfloxacin may reduce efficacy of Pyridostigmine.

Mild

Tamoxifen (Oral Route)

Talk to your doctor if you notice any unusual symptoms.

Frequently asked questions

Can I stop taking Noreen Eye Drop when I feel better?

No, do not stop taking Noreen Eye Drop and complete the full course of treatment even if you feel better. Your symptoms may improve before the infection is completely cured.

Fact Box

Chemical Class

Quinoline carboxylic acids

Habit Forming

Therapeutic Class

ANTI INFECTIVES

Action Class

Bacterial DNA Replication Inhibitors- Quinolones/ Fluroquinolones

References

Briggs GG, Freeman RK, editors. A Reference Guide to Fetal and Neonatal Risk: Drugs in Pregnancy and Lactation. 10th ed. Philadelphia, PA: Wolters Kluwer Health; 2015. pp. 1003-1006.
ScienceDirect. Norfloxacin. [Accessed 01 Apr.] (online) Available from:
Chaves RG, Lamounier JA. Breastfeeding and maternal medications. J Pediatr (Rio J). 2004;80(5 Suppl):S189-98. [Accessed 01 Apr. 2019] (online) Available from:
Central Drugs Standard Control Organisation (CDSCO). [Accessed 01 Apr. 2019] (online) Available from:

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Disclaimer

Tata 1mg's sole intention is to ensure that its consumers get information that is expert-reviewed, accurate and trustworthy. However, the information contained herein should NOT be used as a substitute for the advice of a qualified physician. The information provided here is for informational purposes only. This may not cover everything about particular health conditions, lab tests, medicines, all possible side effects, drug interactions, warnings, alerts, etc. Please consult your doctor and discuss all your queries related to any disease or medicine. We intend to support, not replace, the doctor-patient relationship.

Marketer details

Name: Oyster Labs Ltd
Address: 81, Industrial Estate, Ambala Cantt 133006, Haryana.

Vendor Details

Country of origin: India

Lab tests offered by us

Why we need a prescription?

Noreen Eye Drop

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General Information

Contains

Marketer

Storage

Product introduction

Uses of Noreen Eye Drop

Benefits of Noreen Eye Drop

Side effects of Noreen Eye Drop

How to use Noreen Eye Drop

How Noreen Eye Drop works

All substitutes for Noreen Eye Drop

Ofin 0.3% Eye Drop

Norquin 0.3% Eye Drop

Bruflox 0.3% Eye Drop

Quick tips

Safety advice

Alcohol

Pregnancy

Breast feeding

Driving

Kidney

Liver

Interaction with drugs

Nitrofurantoin (Oral Route)

Pyridostigmine (Oral Route)

Tamoxifen (Oral Route)

Frequently asked questions

Can I stop taking Noreen Eye Drop when I feel better?

Fact Box

Chemical Class

Habit Forming

Therapeutic Class

Action Class

References

Want to know more

Have issue with the content

Disclaimer

Marketer details

Vendor Details

Lab tests offered by us

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