Overview
Uses and benefits
Side effects
How to use
How drug works
Safety advice
Missed dose
All substitutes
Quick tips
Fact box
Interaction with drugs
Patient concerns
User feedback
FAQs

Author Details

Written By

Dr. Sakshi Jain

MS, BDS

Reviewed By

Dr. Mekhala Chandra

MD, MBBS

Last updated

22 Dec 2025 | 04:50 PM (IST)

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Microgat Eye Drop

Prescription Required

Marketer

Micro Labs Ltd

SALT COMPOSITION

Gatifloxacin (0.3% w/v)

Storage

Store below 30°C

View available alternative with same salt composition

Click here to view all substitutes

Product introduction

Microgat 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.

Microgat Eye Drop should be used in the dose and duration as advised by your doctor. It may be taken with or without food, preferably at a fixed time. Avoid skipping any doses and finish the full course of treatment even if you feel better. Do not take a double dose to make up for a missed dose. Simply take the next dose as planned.

You may experience nausea, vomiting and diarrhea as the side effects of this medicine. Please consult your doctor if these side effects bother you or persist for a longer duration. Diarrhea may occur as a side effect but should stop when your course is complete. Inform your doctor if it does not stop or if you find blood in your stools.

Uses of Microgat Eye Drop

Bacterial eye infections

Benefits of Microgat Eye Drop

In Bacterial eye infections

Microgat 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 Microgat 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 Microgat

Burning sensation
Taste change
Eye pain
Eye redness
Eye irritation

How to use Microgat 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 Microgat Eye Drop works

Microgat 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.

Safety advice

Alcohol

No interaction found/established

Pregnancy

CONSULT YOUR DOCTOR

The safety of Microgat 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

SAFE IF PRESCRIBED

Microgat Eye Drop may be safe to use during breastfeeding. Animal studies have shown low or no adverse effects to the developing baby; however, there are limited human studies.

Driving

UNSAFE

Microgat Eye Drop may cause temporary visual disturbances. Do not drive until your vision is clear.

Kidney

No interaction found/established

Liver

No interaction found/established

What if you forget to take Microgat Eye Drop?

If you miss a dose of Microgat Eye Drop, 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.

All substitutes

For informational purposes only. Consult a doctor before taking any medicines.

Microgat Eye Drop

₹42.3/Eye Drop

Zymar Eye Drop

Allergan India Pvt Ltd

₹105.49/eye drop

127% costlier

Quick tips

Microgat Eye Drop helps treat 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 bottle.

Fact Box

Chemical Class

Quinoline carboxylic acids

Habit Forming

Therapeutic Class

OPHTHAL

Action Class

Bacterial DNA Replication Inhibitors- Quinolones/ Fluroquinolones

Interaction with drugs

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

Prednisolone (Oral Route) Moderate

Your doctor may monitor blood potassium levels. Concurrent use may increase the risk of disturbance in the heart rhythm.

Prednisolone (Oral Route) Moderate

Your doctor may monitor blood potassium levels. Concurrent use may increase the risk of disturbance in the heart rhythm.

Prednisolone (Oral Route) Moderate

Your doctor may monitor blood potassium levels. Concurrent use may increase the risk of disturbance in the heart rhythm.

Prednisolone (Oral Route) Moderate

Your doctor may monitor blood potassium levels. Concurrent use may increase the risk of disturbance in the heart rhythm.

View all drug interactions

Patient concerns

Scar on face due to bacterial infections

Dr. Atul Jain

Dermatology

Pic is not clear, plz visit for proper opinion

I have a history of recurring yeast and bacterial vaginosis infections.

Dr. Sonu Balhara Ahlawat

Obstetrics and Gynaecology

Tab metrogyl 500 mg twice a day x 5 days and tab fluconazole 150 mg three doses alternate days

User feedback

Patients taking Microgat Eye Drop

Four Times A *

46%

Once A Day

31%

Twice A Day

15%

Thrice A Day

*Four Times A Day

FAQs

What is Microgat Eye Drop used for?

Microgat Eye Drop is used to treat bacterial conjunctivitis, also known as pink eye, caused by certain bacteria such as Staphylococcus, Streptococcus, and Haemophilus influenzae.

Who should not use Microgat Eye Drop?

People should not use Microgat Eye Drop if they are allergic to gatifloxacin, any other quinolone antibiotics, or any of the ingredients in the medicine.

Can Microgat Eye Drop cause allergic reactions?

Yes, serious allergic reactions after using Microgat Eye Drop can occur, including swelling of the face or throat, difficulty breathing, rash, or itching, even after a single dose. Rarely, severe reactions like Stevens-Johnson syndrome have been reported.

What are the serious side effects of Microgat Eye Drop?

Serious side effects of Microgat Eye Drop may include severe eye pain, worsening redness, allergic reactions, or vision changes. Medical help should be sought immediately if these occur.

Can Microgat Eye Drop damage the cornea?

Yes, Microgat Eye Drop may cause corneal endothelial cell injury if it enters the inner chamber of the eye during surgery or other procedures. It should only be used as directed on the eye surface.

Is Microgat Eye Drop safe for children?

Yes, Microgat Eye Drop can be used in children one year of age and older for bacterial conjunctivitis. Safety in infants under one year has not been established.

Can elderly patients use Microgat Eye Drop?

Yes, elderly patients can safely use Microgat Eye Drop. No differences in safety or effectiveness have been observed compared to younger adults.

Does Microgat Eye Drop cure all types of eye infections?

No, Microgat Eye Drop only treats bacterial eye infections. It does not work against viral or fungal conjunctivitis. Proper diagnosis by a doctor is important before starting Microgat Eye Drop treatment.

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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.

References

Chambers HF, Deck DH. Sulfonamides, Trimethoprim, & Quinolons. In: Katzung BG, Masters SB, Trevor AJ, editors. Basic and Clinical Pharmacology. 11th ed. New Delhi, India: Tata McGraw Hill Education Private Limited; 2009. p. 819.
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. p. 616.
Gatifloxacin. Irvine, CA: Allergan, Inc; 1999. [Accessed 01 Apr. 2019] (online) Available from:
ScienceDirect. Gatifloxacin. [Accessed 01 Apr. 2019] (online) Available from:
Central Drugs Standard Control Organisation (CDSCO). [Accessed 01 Apr. 2019] (online) Available from:
GATIFLOXACIN ophthalmic solution. Prescribing information. Amityville, NY; HI-TECH Pharmacal Co. Ltd.; 2022. [Accessed 1st Oct. 2025] (online) Available from: