bitoma eye drop - Bimatoprost (0.03% w/v) medicine

Bimat Eye Drop (Bimatoprost 0.03% w/v): Complete Medicine Guide

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🏭 Neiss Labs Pvt Ltd 📦 Varies by brand 💊 Allopathy 📅 Updated: Oct 21, 2026
⚠️ Hepatotoxicity Risk 📋 Prescription Required 💊 Generic Available
Medically Reviewed
11 min read
Evidence: High
Reviewed by
SaathiMed Expert Panel | Oct 21, 2026
🩺
Medically Fact-Checked & Clinically Verified by SaathiMed Clinical Review Board
Clinical Reference Standards: CDSCO (Central Drugs Standard Control Organisation), Indian Pharmacopoeia (IP) & WHO | Last Updated: September 2026

When to Call Your Doctor IMMEDIATELY

  • Sudden loss of vision
  • Severe eye pain or redness
  • Signs of eye infection (discharge, swelling, fever)
  • Severe headache with nausea or vomiting
  • Rapidly worsening blurred vision
  • Flashes of light or floaters
  • Eye injury or trauma

If experiencing severe symptoms, call emergency services immediately.

What is bitoma eye drop used for?

This medicine is an eye drop containing bimatoprost 0.03% w/v, used to lower high pressure inside the eye in conditions like open-angle glaucoma and ocular hypertension. It works by increasing the outflow of fluid from the eye. It is usually applied once daily in the evening.

  • Generic Name: Bimatoprost
  • Manufacturer: Neiss Labs Pvt Ltd
  • Form: Allopathy
  • Pregnancy Category: Consult doctor
  • Prescription Required: Yes

🇮🇳 bitoma eye drop के बारे में (Hindi Summary)

उपयोग: यह दवा आंखों की एक विशेष बूंद है जिसमें बिमैटोप्रोस्ट 0.03% w/v होता है। इसका मुख्य उपयोग आंखों के अंदर के दबाव को कम करने के लिए किया जाता है, जो ग्लूकोमा (काला मोतिया) और ऑक्यूलर हाइपरटेंशन जैसी स्थितियों में होता है। यह आंखों में पानी के बहाव को बढ़ाकर दबाव कम करती है। इसका उपयोग आमतौर पर दिन में एक बार शाम को किया जाता है। यह दवा आंखों की रोशनी को बचाने में मदद करती है, लेकिन इसे डॉक्टर के बताए अनुसार ही इस्तेमाल करें।

साइड इफेक्ट्स: इस दवा के सामान्य दुष्प्रभावों में आंखों का लाल होना, खुजली, जलन, धुंधला दिखना और पलकों का बढ़ना शामिल हैं। कुछ लोगों में आंखों की पुतली का रंग गहरा हो सकता है, जो स्थायी हो सकता है। गंभीर दुष्प्रभाव दुर्लभ हैं, लेकिन तेज दर्द, अचानक दृष्टि हानि या संक्रमण के लक्षण दिखने पर तुरंत डॉक्टर से मिलें।

सुरक्षा सलाह: इस दवा का उपयोग करने से पहले और बाद में हाथ धोएं। कॉन्टैक्ट लेंस निकालें और दवा डालने के 15 मिनट बाद ही वापस लगाएं। आंख के अंदरूनी कोने को 1-2 मिनट तक दबाएं ताकि दवा शरीर में न जाए। ड्रॉपर की नोक को आंख या किसी सतह से न छुएं। अन्य आई ड्रॉप्स के साथ उपयोग करते समय 5 मिनट का अंतराल रखें। गर्भवती या स्तनपान कराने वाली महिलाएं डॉक्टर से सलाह लें।

💡 Did You Know? India has the highest number of USFDA-compliant plants outside the USA.

💊 bitoma eye drop Uses & Benefits

[{"condition":"Open-angle glaucoma","description":"This medicine effectively lowers intraocular pressure in patients with primary open-angle glaucoma by enhancing aqueous humor outflow.","evidence":"Well-established"},{"condition":"Ocular hypertension","description":"It is used to reduce elevated intraocular pressure in individuals with ocular hypertension who are at risk of developing glaucoma.","evidence":"Well-established"},{"condition":"Eyelash hypotrichosis (as topical solution)","description":"A different formulation of bimatoprost is approved for increasing eyelash length, thickness, and darkness in people with inadequate eyelashes.","evidence":"Well-established for specific formulation"}]

Off-label uses: [{"condition":"Eyelash enhancement (off-label use of eye drop)","description":"Some individuals use this eye drop off-label to promote eyelash growth, but this is not an approved use and may cause side effects.","evidence":"Limited"}]

Primary treatment for: Open-angle glaucoma

Also treats: Ocular hypertension

📋 Drug Information

Generic Name(s)Bimatoprost
Brand NameBimat Eye Drop
ManufacturerNeiss Labs Pvt Ltd
Packaging / FormVaries by brand (Allopathy)
Therapeutic ClassOPHTHAL
Action ClassPG F2 Alpha analogue
Route of AdministrationOphthalmic (topical eye drop)
StorageStore at 2°C to 25°C (36°F to 77°F). Protect from light. Keep the bottle tightly closed when not in use. Do not freeze.
Shelf Life24 months from the date of manufacture, or as printed on the packaging.
WHO GuidelineNot established from the available information.
ICMR GuidelineNot established from the available information.

👨‍⚕️ Doctor's Practical Tips

Evidence-based practical advice from experienced clinicians

1
Use this medicine exactly once daily in the evening for best results.
2
Remove contact lenses before application and wait 15 minutes before reinserting.
3
Press the inner corner of your eye for 1-2 minutes after instilling the drop to reduce systemic absorption.
4
Do not touch the dropper tip to your eye or any surface to avoid contamination.
5
If you use other eye drops, wait at least 5 minutes between each medicine.
6
Attend regular follow-up visits to monitor intraocular pressure and optic nerve health.
7
Be aware that iris pigmentation changes may be permanent; discuss with your doctor if concerned.

🔍 Is This Medicine Right for Your Symptom?

Educational reference. Always consult a doctor for diagnosis.

✅
High eye pressure
This medicine is commonly prescribed for this.
Likely Use
✅
Glaucoma
This medicine is used to treat open-angle glaucoma.
Likely Use
❌
Eye infection
This medicine is not used to treat eye infections.
Not Primary

🔬 How This Medicine Works (Pharmacology)

Pharmacokinetics

AbsorptionAfter topical ocular administration, bimatoprost is absorbed through the cornea and reaches the aqueous humor. Systemic absorption is minimal, with low plasma concentrations detected after ocular dosing.
DistributionBimatoprost distributes primarily to the eye tissues, including the cornea, aqueous humor, and iris-ciliary body. Plasma protein binding is approximately 88%.
Protein BindingApproximately 88% bound to plasma proteins.
MetabolismBimatoprost undergoes oxidation, N-deethylation, and glucuronidation in the liver and possibly in the eye tissues. The main metabolites are inactive.
Half-LifeThe elimination half-life of bimatoprost from plasma is approximately 45 minutes after ocular administration.
ExcretionMetabolites are primarily excreted in the urine, with a smaller fraction eliminated in the feces.
BioavailabilitySystemic bioavailability following ocular administration is very low, estimated to be less than 1%.
Onset of ActionThe intraocular pressure-lowering effect begins approximately 4 hours after the first dose.
Peak Plasma TimePeak plasma concentrations are reached about 10 minutes after ocular administration.
Duration of ActionThe intraocular pressure reduction lasts for at least 24 hours, allowing once-daily dosing.

How It Works

Bimatoprost is a synthetic prostamide analogue that mimics the action of endogenous prostamides. It selectively binds to prostaglandin FP receptors in the eye and increases the outflow of aqueous humor through the trabecular meshwork and uveoscleral pathways. This dual action reduces intraocular pressure, which is the only modifiable risk factor for glaucoma progression. Unlike some other prostaglandin analogues, bimatoprost also has a minor effect on aqueous humor production, but its primary mechanism is enhanced outflow.

Mechanism Steps

1
Binding to FP receptor: Bimatoprost binds to prostaglandin FP receptors located in the ciliary muscle and trabecular meshwork of the eye.
2
Increased uveoscleral outflow: Activation of FP receptors leads to remodeling of the extracellular matrix in the ciliary muscle, enhancing uveoscleral outflow of aqueous humor.
3
Increased trabecular outflow: Bimatoprost also increases outflow through the trabecular meshwork, possibly by altering the cytoskeleton of trabecular cells.
4
Reduction in intraocular pressure: The combined increase in aqueous humor outflow reduces intraocular pressure, helping to prevent optic nerve damage.

💡 How to Take bitoma eye drop

Strength: Bimatoprost 0.03% w/v ophthalmic solution

1Wash your hands thoroughly with soap and water.
2Tilt your head back and look upward.
3Pull down your lower eyelid to create a small pocket.
4Hold the dropper above the eye and squeeze gently to release one drop.
5Close your eye and press the inner corner near the nose for 1-2 minutes.
6Replace the cap and wash your hands again.

Dosage Information

Adult DosageThe usual adult dose of this medicine is one drop in the affected eye(s) once daily in the evening. The dose must be individualized by a qualified clinician based on indication, age, weight, renal and hepatic function. Do not exceed the prescribed frequency. If you are using other eye drops, wait at least 5 minutes between applications.
Pediatric DosagePediatric dosing is not established from available information. Consult a pediatrician.
Elderly DosageNo specific dosage adjustment is required for elderly patients. However, close monitoring for side effects is advised.
Renal ImpairmentNo dosage adjustment is required for renal impairment, as systemic absorption is minimal.
Hepatic ImpairmentNo dosage adjustment is required for hepatic impairment, as systemic absorption is minimal.
Maximum Daily DoseOne drop in each affected eye once daily.

Dosage Timeline

🌅 Morning ❌ ☀️ Afternoon ❌ 🌆 Evening ❌ 🌙 Night ❌

⏰ What to Do If You Miss a Dose

📌 Less than 12 hours have passed since the missed dose
→ Take the missed dose as soon as you remember.
💡 Continue with the regular schedule.
📌 More than 12 hours have passed since the missed dose
→ Skip the missed dose.
💡 Do not double dose to catch up.

⚠️ Side Effects of bitoma eye drop

✅ Common Side Effects

Conjunctival hyperemia (eye redness) (Very common (>10%))
This usually decreases over time. If it persists or is bothersome, consult your eye doctor.
Eye itching (Common (5-10%))
Avoid rubbing your eyes. If itching is severe or accompanied by rash, seek medical advice.
Increased eyelash growth and pigmentation (Common (5-10%))
This effect is usually reversible after stopping the medicine. Discuss with your doctor if concerned.
Blurred vision (Common (5-10%))
Wait until vision clears before driving or operating machinery. If persistent, consult your doctor.
Eye burning or stinging (Common (5-10%))
This typically resolves within minutes. If severe or persistent, contact your eye doctor.

🚨 Serious Side Effects

Severe eye pain or sudden vision loss (Rare (<0.1%))
Seek immediate medical attention.
Signs of eye infection (discharge, swelling, redness) (Rare (<0.1%))
Contact your eye doctor immediately.
Iris pigmentation changes (permanent) (Uncommon (0.1-1%))
Discuss with your doctor if you notice darkening of the iris.
Macular edema (Rare (<0.1%))
Report any decrease in central vision to your doctor promptly.

⚠️ Rare Side Effects

Asthma exacerbation
Seek medical attention if you experience difficulty breathing.
Severe allergic reaction (anaphylaxis)
Call emergency services immediately.

Consult your doctor if you experience any unusual symptoms.

🔬 Drug Interactions

Drug Severity Effect
Latanoprost Major
Timolol eye drops Moderate
Other eye drops Minor

🚨 Major Interactions

  • Other prostaglandin analogues (e.g., latanoprost, travoprost)

⚡ Moderate Interactions

  • Beta-blockers (e.g., timolol eye drops)

🍷 Alcohol Interaction

No known clinically significant interaction between this medicine and alcohol. However, alcohol may increase eye redness or dryness. Consume in moderation.

🔎 Check Your Other Medicines

Educational tool. Always confirm with your doctor or pharmacist.

🛡️ Safety & Warnings

🚫 Contraindications

["Hypersensitivity to bimatoprost or any component of the formulation","Active intraocular inflammation (e.g., uveitis)","Active eye infection"]

⚠️ Warnings & Precautions

["May cause increased pigmentation of the iris, which may be permanent.","May cause darkening of eyelid skin and increased eyelash growth.","Remove contact lenses before use and wait 15 minutes before reinsertion.","Do not touch dropper tip to any surface to avoid contamination.","If using other eye drops, administer at least 5 minutes apart.","Consult doctor if you have a history of asthma or severe allergic reactions.","Not for oral or injectable use."]

🤱 Lactation Safety

It is not known whether bimatoprost is excreted in human breast milk. Caution should be exercised when using this medicine during breastfeeding. Consult your doctor.

💊 Overdose Management

Overdose with this medicine is unlikely due to its ophthalmic route. If accidental ingestion occurs, seek medical attention. In case of excessive eye exposure, flush the eye with water and contact your doctor.

⏰ Missed Dose

If you miss a dose, apply it as soon as you remember. If it is almost time for your next dose, skip the missed dose and continue with your regular schedule. Do not double the dose to catch up.

Additional Safety Advice

General Safety

Always wash your hands before and after applying this medicine. Remove contact lenses before instilling the drops and wait at least 15 minutes before reinserting them, as the preservative may be absorbed by soft lenses. To reduce systemic absorption, gently press the inner corner of your eye (near the nose) for one to two minutes after putting in the drop. Do not touch the dropper tip to your eye, eyelid, or any surface, as this can contaminate the solution. If you use other eye drops, wait at least five minutes between each medicine. Do not use this medicine if the solution changes color or becomes cloudy. Keep the bottle tightly closed when not in use and store it as directed. Inform your doctor if you are pregnant, planning to become pregnant, or breastfeeding. Do not stop using this medicine without consulting your eye specialist, even if you feel fine, because glaucoma can progress silently.

👴 Special Considerations for Elderly

💡 For Patients Above 65

Elderly patients can use this medicine safely, but they should be monitored for side effects and adherence to the dosing schedule.

🤰 Pregnancy Planning (TTC)

If you are planning to become pregnant, consult your doctor before using this medicine. The safety of this medicine during pregnancy is not well established.

🏥 Post-Surgery Considerations

If you have had eye surgery, consult your eye doctor before using this medicine. It may need to be temporarily stopped or adjusted.

🦷 Dental Procedures

No specific precautions are required for dental procedures while using this medicine. Inform your dentist about all medications you are taking.

💚 Lifestyle Tips for Better Results

🏃
Attend regular eye check-ups as scheduled by your ophthalmologist.
🥗
Maintain a healthy diet rich in fruits and vegetables.
😴
Avoid rubbing your eyes to prevent irritation.
💧
Use sunglasses outdoors to protect your eyes from UV light.
🧘
Keep a log of your eye drop usage to avoid missing doses.
🌞
Inform all healthcare providers that you use this medicine.

🏋️ Exercise Considerations

No specific exercise restrictions are required while using this medicine. However, if you experience blurred vision after application, avoid activities that require clear vision until it resolves.

🥗 Diet Recommendations

Eat a balanced diet rich in antioxidants.
Stay well hydrated.
Limit caffeine if it increases eye pressure.
Include omega-3 fatty acids for eye health.

💼 Impact on Daily Work & Life

This medicine may cause temporary blurred vision after application. Wait until your vision is clear before driving or operating machinery. Otherwise, it should not affect your daily activities.

🛑 When to Stop This Medicine

Do not stop using this medicine without consulting your eye doctor. Stopping suddenly can lead to a rise in eye pressure and potential vision loss. If you experience severe side effects, contact your doctor immediately for guidance.

📅 Long-Term Use Effects

Long-term use of this medicine may lead to increased pigmentation of the iris, eyelid skin, and eyelashes. Iris pigmentation may be permanent, while eyelash and skin changes are usually reversible after stopping. Regular monitoring of intraocular pressure and optic nerve health is essential. No systemic long-term effects are expected due to minimal absorption.

🌿 Non-Medicine Approaches

These can complement medicine but do not replace prescribed treatment.

Laser trabeculoplasty

A laser procedure that can improve aqueous humor drainage and lower eye pressure.

Evidence: Well-established
Other eye drops

Beta-blockers, alpha agonists, or carbonic anhydrase inhibitors may be used as alternatives or in combination.

Evidence: Well-established

💉 Vaccination Considerations

💉 If You're Getting Vaccinated

No known interactions between this medicine and vaccines. Continue your regular vaccination schedule.

📦 Storage Guide

✅ DO

Store at 2°C to 25°C (36°F to 77°F)

❌ DON'T

Do not freeze

✅ DO

Keep the bottle tightly closed when not in use

❌ DON'T

Do not leave the cap off

✅ DO

Protect from light

❌ DON'T

Do not store in direct sunlight

✈️ Traveling with This Medicine

Carry this medicine in your hand luggage with the original prescription. Keep it in its original packaging to avoid customs issues. Store at room temperature and protect from light. If traveling across time zones, continue with your regular evening dose schedule as closely as possible. Do not leave it in a hot car or checked luggage. Bring enough supply for your entire trip.

💰 Cost Analysis & Savings

👥 Real Patient Stories

Educational, anonymized scenarios. Individual results may vary.

👤 A 60-year-old man with open-angle glaucoma
He was prescribed this medicine once daily in the evening. After a few weeks, his eye pressure dropped significantly. He noticed his eyelashes grew longer and darker, which he did not mind. He emphasized the importance of not missing doses and using the punctal occlusion technique to avoid the drop draining into his throat.
💡 Lesson: Consistent daily use and proper application technique are key to controlling eye pressure and minimizing side effects.
👤 A 55-year-old woman with ocular hypertension
She started this medicine and initially experienced eye redness and itching. Her doctor advised her to continue, and the redness gradually decreased over a month. She was monitored regularly, and her eye pressure remained well-controlled. She learned to avoid touching the dropper tip and to keep the bottle tightly closed.
💡 Lesson: Some side effects like redness may improve with continued use. Regular monitoring and proper handling of the eye drop are essential.

💬 Questions Patients Often Ask

Q: How long does it take for this medicine to work?

A: This medicine starts lowering eye pressure within about 4 hours after the first dose, but it may take a few weeks to achieve its full effect. Regular monitoring by your eye doctor is important.

Q: Can this medicine cause permanent eye color change?

A: Yes, this medicine can cause increased pigmentation of the iris, which may be permanent. This is more common in people with mixed-color irises. Discuss with your doctor if you have concerns.

Q: Can I use this medicine if I wear contact lenses?

A: Remove your contact lenses before applying this medicine and wait at least 15 minutes before reinserting them, as the preservative can be absorbed by soft lenses.

Q: What should I do if I miss a dose?

A: If you miss a dose, apply it as soon as you remember. If it is almost time for your next dose, skip the missed dose and continue with your regular schedule. Do not double the dose.

🤔 Common Patient Concerns

💭 These are the concerns patients most commonly raise

  • Can I use this medicine for eyelash growth?
  • Will this medicine change my eye color?
  • How long do I need to use this medicine?
  • Can I wear contact lenses while using this medicine?
  • What should I do if I miss a dose?
  • Is this medicine safe for long-term use?

🔄 Substitutes for bitoma eye drop

View All

Alternative brands with exact same active ingredient:

Medical Note: Always consult your doctor before switching medications.

🛑 Myths vs. Facts

  • Myth: Bimatoprost eye drops can be used to grow eyelashes safely.
    Fact: Only a specific formulation is approved for eyelash growth. Using the eye drop off-label can cause eye side effects and is not recommended.
  • Myth: Once eye pressure is normal, you can stop using the drops.
    Fact: Glaucoma is a chronic condition. Stopping treatment can lead to irreversible vision loss even if pressure feels normal.

🔄 Alternative Options

Generic Alternatives

  • Bimatoprost 0.03% w/v ophthalmic solution (generic)

Brand Alternatives

  • Bimat eye drop

📊 Comparison with Similar Medicines

[{"medicine":"Bimatoprost","class":"Prostamide analogue","frequency":"Once daily","common_side_effects":"Eye redness, eyelash growth, iris pigmentation"},{"medicine":"Latanoprost","class":"Prostaglandin analogue","frequency":"Once daily","common_side_effects":"Eye redness, iris pigmentation, blurred vision"},{"medicine":"Travoprost","class":"Prostaglandin analogue","frequency":"Once daily","common_side_effects":"Eye redness, eye discomfort, iris pigmentation"}]

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