s4m eye drop - Carboxymethylcellulose (0.5% w/v) + Oxychloro Complex (0.005% w/v) medicine

Lubistar 0.5% Eye Drop: Complete Guide to Uses, Side Effects, and Safety

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🏭 Aden Healthcare 📦 Varies by brand 💊 Allopathy 📅 Updated: Sep 23, 2026
📋 Prescription Required 💊 Generic Available
Medically Reviewed
11 min read
Evidence: Well-established for dry eye symptom relief.
Reviewed by
SaathiMed Expert Panel | Sep 23, 2026

When to Call Your Doctor IMMEDIATELY

  • Severe eye pain or headache
  • Sudden vision loss or persistent blurred vision
  • Increased redness, swelling, or discharge from the eye
  • Swelling of face, lips, or throat
  • Difficulty breathing
  • Eye injury or foreign body in the eye
  • Symptoms that worsen despite treatment

If experiencing severe symptoms, call emergency services immediately.

What is s4m eye drop used for?

This medicine is a lubricant eye drop containing carboxymethylcellulose 0.5% and oxychloro complex 0.005%. It is used to relieve dryness, burning, and irritation of the eyes. It works by forming a protective film over the eye surface. Instill one drop in the affected eye as needed, usually up to 4 times daily.

  • Generic Name: Carboxymethylcellulose (0.5% w/v) + Oxychloro Complex (0.005% w/v)
  • Manufacturer: Aden Healthcare
  • Form: Allopathy
  • Pregnancy Category: Consult doctor
  • Prescription Required: Yes

🇮🇳 s4m eye drop के बारे में (Hindi Summary)

उपयोग: यह दवा आंखों की सूखापन, जलन और असुविधा को दूर करने के लिए इस्तेमाल की जाती है। यह आंखों की सतह पर एक सुरक्षात्मक परत बनाकर नमी बनाए रखती है। यह ड्राई आई सिंड्रोम, लंबे समय तक स्क्रीन देखने, धूल या हवा के कारण होने वाली जलन में राहत देती है।

साइड इफेक्ट्स: आम दुष्प्रभावों में अस्थायी धुंधली दृष्टि, हल्की जलन या खुजली शामिल हैं। ये आमतौर पर कुछ मिनटों में ठीक हो जाते हैं। गंभीर दुष्प्रभाव दुर्लभ हैं, लेकिन यदि आंखों में तेज दर्द, सूजन या दृष्टि में बदलाव हो तो तुरंत डॉक्टर से मिलें।

सुरक्षा सलाह: उपयोग से पहले और बाद में हाथ धोएं। ड्रॉपर की नोक को आंख या किसी सतह से न छुएं। कॉन्टैक्ट लेंस पहनने से पहले ड्रॉप निकालें और 15 मिनट बाद ही लेंस पहनें। यदि घोल धुंधला या रंग बदला हुआ दिखे तो उपयोग न करें। बोतल को दूसरों के साथ साझा न करें। 7 दिनों तक लक्षण बने रहें तो डॉक्टर से परामर्श करें।

💡 Did You Know? The Indian pharmaceutical market is expected to reach $130 billion by 2030.

💊 s4m eye drop Uses & Benefits

[{"condition":"Dry eye syndrome (keratoconjunctivitis sicca)","description":"Provides temporary relief of burning, irritation, and discomfort due to dryness of the eye.","evidence":"Well-established"},{"condition":"Ocular surface irritation","description":"Soothes irritation caused by wind, sun, air conditioning, or prolonged screen use.","evidence":"Well-established"},{"condition":"Post-operative ocular dryness","description":"May be used after certain eye surgeries to maintain lubrication during healing.","evidence":"Supportive"}]

Off-label uses: [{"condition":"Contact lens discomfort","description":"Sometimes recommended by eye care professionals for temporary relief of lens-related dryness, but not a substitute for proper lens care.","evidence":"Limited"}]

Primary treatment for: Dry eye syndrome

Also treats: Ocular surface irritation, Post-operative ocular dryness

📋 Drug Information

Generic Name(s)Carboxymethylcellulose (0.5% w/v) + Oxychloro Complex (0.005% w/v)
Brand Names4m eye drop
ManufacturerAden Healthcare
Packaging / FormVaries by brand (Allopathy)
Therapeutic ClassOPHTHAL
Action Class
Route of AdministrationOphthalmic
StorageStore at room temperature (15-30°C). Protect from light and excessive heat. Do not freeze. Keep the bottle tightly closed when not in use.
Shelf Life24 months from the date of manufacture. Discard 30 days after opening the bottle.
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
Wash your hands before and after using this medicine to prevent contamination.
2
Do not touch the dropper tip to your eye or any surface.
3
If you wear contact lenses, remove them before use and wait 15 minutes before reinserting.
4
Use this medicine as needed for symptom relief, but do not exceed 4 times daily without medical advice.
5
If symptoms persist beyond 7 days, consult an eye care professional.
6
Store the bottle tightly closed at room temperature and discard 30 days after opening.

🔍 Is This Medicine Right for Your Symptom?

Educational reference. Always consult a doctor for diagnosis.

Dryness, burning, irritation of eyes
This medicine is commonly used for these symptoms.
Likely Use
Eye infection with discharge
This medicine is not an antibiotic and should not be used for infections without medical advice.
Not Primary
Eye pain or vision loss
Seek immediate medical attention; this medicine is not for severe eye pain or vision loss.
Not Primary

🔬 How This Medicine Works (Pharmacology)

Pharmacokinetics

AbsorptionNot established from the available information. Carboxymethylcellulose is not absorbed systemically to a significant extent after ocular administration.
DistributionNot established from the available information. The polymer remains primarily on the ocular surface.
Protein BindingNot established from the available information.
MetabolismNot established from the available information. Carboxymethylcellulose is not metabolized in the eye.
Half-LifeNot established from the available information.
ExcretionNot established from the available information. The components are largely eliminated via tear turnover and drainage through the nasolacrimal duct.
BioavailabilityNot established from the available information. Systemic bioavailability is negligible.
Onset of ActionRelief of dryness and irritation is typically felt within a few minutes after instillation.
Peak Plasma TimeNot applicable. Systemic absorption is negligible.
Duration of ActionSymptomatic relief usually lasts for 1 to 2 hours, depending on individual tear production and environmental factors.

How It Works

Carboxymethylcellulose is a high-molecular-weight polymer that increases the viscosity of the tear film, thereby prolonging its retention on the ocular surface and providing lubrication. Oxychloro complex acts as a preservative by releasing chlorine dioxide, which has antimicrobial properties, helping to maintain the sterility of the multi-dose container. Together, they create a moist, protective environment that reduces friction and promotes comfort.

Mechanism Steps

1
Instillation: The drop is instilled into the lower conjunctival sac, where it mixes with the natural tear film.
2
Viscosity enhancement: Carboxymethylcellulose increases the viscosity of the tear film, allowing it to coat the ocular surface more effectively.
3
Protective film formation: A hydrophilic film forms over the cornea and conjunctiva, reducing friction from blinking and environmental exposure.
4
Preservation: Oxychloro complex slowly releases chlorine dioxide, which helps prevent contamination of the solution in the bottle.

💡 How to Take s4m eye drop

Strength: Eye drops: Carboxymethylcellulose 0.5% w/v + Oxychloro Complex 0.005% w/v

1Wash your hands thoroughly with soap and water.
2Shake the bottle gently before use.
3Tilt your head back and look upward.
4Pull down your lower eyelid to form a small pocket.
5Hold the dropper above the eye and squeeze one drop into the pocket.
6Close your eye gently for 1-2 minutes without blinking or rubbing.
7Press gently on the inner corner of your eye for 1 minute to prevent drainage.
8Replace the cap tightly after use.

Dosage Information

Adult DosageThe usual adult dose is one drop in the affected eye(s) as needed, typically 3 to 4 times daily or as directed by an eye care professional. Dose must be individualized by a qualified clinician based on the severity of symptoms and patient response. Do not exceed the recommended frequency without medical advice.
Pediatric DosagePediatric dosing is not established from available information. Consult a pediatrician or eye care professional for use in children.
Elderly DosageNo specific dosage adjustment is required for elderly patients. However, elderly individuals may have reduced tear production and should use as directed by a doctor.
Renal ImpairmentNo dosage adjustment is required for renal impairment as systemic absorption is negligible.
Hepatic ImpairmentNo dosage adjustment is required for hepatic impairment as systemic absorption is negligible.
Maximum Daily DoseNot established from the available information. Use as directed by your eye care professional.

Dosage Timeline

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

🍽️ Food Timing Guide

Not applicable
No food restrictions
This medicine is applied topically to the eye and does not interact with food.

⏰ What to Do If You Miss a Dose

📌 You miss a scheduled dose
→ Instill the drop as soon as you remember.
💡 If it is almost time for your next dose, skip the missed dose and continue with your regular schedule.
📌 You miss multiple doses
→ Resume your regular schedule as prescribed.
💡 Do not double the dose to catch up.

⚠️ Side Effects of s4m eye drop

✅ Common Side Effects

Temporary blurred vision (Common (5-10%))
Wait a few minutes until vision clears before driving or operating machinery.
Mild stinging or burning (Common (5-10%))
Usually resolves within minutes. If persistent, consult an eye care professional.
Foreign body sensation (Common (5-10%))
This often subsides as the drop spreads. If it continues, talk to your doctor.

🚨 Serious Side Effects

Severe allergic reaction (anaphylaxis) (Rare (<0.1%))
Seek immediate medical attention if you experience swelling of face, lips, throat, or difficulty breathing.
Eye infection (Rare (<0.1%))
Consult a doctor if you notice increased redness, pain, or discharge from the eye.
Corneal damage (Rare (<0.1%))
Discontinue use and seek ophthalmologic care if you experience persistent eye pain or vision changes.

⚠️ Rare Side Effects

Eyelid dermatitis
Stop use and consult a doctor if eyelid redness or swelling occurs.
Punctate keratitis
Seek ophthalmologic evaluation if eye pain or light sensitivity develops.

Consult your doctor if you experience any unusual symptoms.

🛡️ Safety & Warnings

🚫 Contraindications

["Known hypersensitivity to carboxymethylcellulose, oxychloro complex, or any other ingredient","Active eye infection unless approved by a doctor","Eye injury or recent eye surgery unless approved by a doctor"]

⚠️ Warnings & Precautions

["Do not touch the dropper tip to any surface to avoid contamination.","Remove contact lenses before use and wait 15 minutes before reinserting.","If you experience eye pain, vision changes, or persistent redness, stop use and consult a doctor.","Do not use if the solution is cloudy or discolored.","Keep out of reach of children.","Do not share this bottle with others.","If symptoms persist beyond 7 days, consult a doctor."]

🤱 Lactation Safety

Not established from the available information. It is unlikely to pass into breast milk in significant amounts. Consult your doctor before use while breastfeeding.

💊 Overdose Management

Overdose with this medicine is unlikely due to its topical ocular route. If excessive amounts are instilled, rinse the eye with lukewarm water. If accidental ingestion occurs, contact a poison control center or seek medical attention.

⏰ Missed Dose

If you miss a dose, instill the drop 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.

Additional Safety Advice

General Safety

Wash your hands thoroughly before and after using this medicine. Do not touch the dropper tip to any surface, including your eye, to avoid contamination. If you wear contact lenses, remove them before instilling the drops and wait at least 15 minutes before reinserting them, unless your eye care professional advises otherwise. Do not use this product if the solution appears cloudy or discolored. Do not share this bottle with anyone else. If you are using other eye drops, wait at least 5 minutes between applications. Keep out of reach of children. If symptoms persist or worsen after 7 days of use, consult a doctor.

👴 Special Considerations for Elderly

💡 For Patients Above 65

Elderly patients may have reduced tear production and may need more frequent use. No specific dosage adjustment is required, but regular eye check-ups are advised.

🤰 Pregnancy Planning (TTC)

Consult your doctor before use if you are planning pregnancy. Systemic absorption is negligible, but medical advice is recommended.

🏥 Post-Surgery Considerations

This medicine may be used after eye surgery to maintain lubrication. Follow your surgeon's instructions regarding frequency and duration.

🦷 Dental Procedures

No specific considerations. Inform your dentist if you are using this medicine.

💚 Lifestyle Tips for Better Results

🏃
Take regular breaks from screens (follow the 20-20-20 rule: every 20 minutes, look at something 20 feet away for 20 seconds).
🥗
Use a humidifier in dry environments.
😴
Wear sunglasses outdoors to protect eyes from wind and sun.
💧
Stay well hydrated by drinking plenty of water.
🧘
Avoid smoking and exposure to secondhand smoke.
🌞
Get adequate sleep to allow your eyes to rest.

🏋️ Exercise Considerations

No specific exercise restrictions. However, if you experience blurred vision after instilling the drops, wait until vision clears before exercising or operating machinery.

🥗 Diet Recommendations

Include omega-3 fatty acids (flaxseed, walnuts, fish) which may support tear production.
Stay hydrated by drinking water throughout the day.
Reduce intake of caffeine and alcohol which can contribute to dehydration.

💼 Impact on Daily Work & Life

This medicine may cause temporary blurred vision immediately after use. Wait until vision clears before driving or operating heavy machinery. Otherwise, it does not affect your ability to work.

🛑 When to Stop This Medicine

Stop use and consult a doctor if you experience eye pain, vision changes, persistent redness, or if symptoms worsen. Do not stop prescribed treatment without consulting your doctor.

📅 Long-Term Use Effects

Long-term use of this medicine is generally safe for managing chronic dry eye. However, if symptoms persist or worsen, consult an eye care professional to rule out other conditions. Regular eye check-ups are recommended for chronic dry eye.

🌿 Non-Medicine Approaches

These can complement medicine but do not replace prescribed treatment.

Warm compresses

Can help relieve dry eye by stimulating tear production.

Evidence: Supportive
Omega-3 supplements

May improve tear film stability and reduce dry eye symptoms.

Evidence: Limited
Punctal plugs

A medical procedure to block tear drainage, often used for severe dry eye.

Evidence: Well-established

💉 Vaccination Considerations

💉 If You're Getting Vaccinated

No known interaction with vaccines. This medicine does not affect immune response.

📦 Storage Guide

✅ DO

Store at room temperature (15-30°C)

❌ DON'T

Do not refrigerate unless specified

✅ DO

Keep in original container

❌ DON'T

Do not transfer to unmarked containers

✅ DO

Keep away from direct sunlight

❌ DON'T

Do not store in bathroom cabinet

✅ DO

Discard 30 days after opening

❌ DON'T

Do not use beyond the expiry date

✈️ Traveling with This Medicine

Carry this medicine in its original packaging with a copy of your prescription. Store at room temperature and protect from extreme heat or cold. If traveling by air, keep it in your carry-on luggage. No time zone adjustments are needed for as-needed use. Check customs regulations for liquid medications before international travel.

💰 Cost Analysis & Savings

👥 Real Patient Stories

Educational, anonymized scenarios. Individual results may vary.

👤 A 35-year-old software engineer with chronic dry eyes due to long screen hours
She started using this medicine as needed, usually 3 times a day. Within a week, she noticed significant relief from burning and irritation. She also started taking regular breaks from the screen and using a humidifier at her desk.
💡 Lesson: Using lubricating eye drops along with lifestyle modifications can greatly improve dry eye symptoms.
👤 A 60-year-old man with dry eye after cataract surgery
His ophthalmologist recommended this medicine for post-operative dryness. He used it 4 times daily for 2 weeks and experienced soothing relief. He was advised to continue as needed and to keep follow-up appointments.
💡 Lesson: Post-surgical dry eye can be effectively managed with lubricating drops, but regular follow-up is important.

💬 Questions Patients Often Ask

Q: How long does it take to work?

A: Relief is usually felt within a few minutes after instillation.

Q: How often can I use this medicine?

A: Typically 3 to 4 times daily as needed, but follow your doctor's advice.

Q: Can I use this medicine with contact lenses?

A: Remove contact lenses before use and wait at least 15 minutes before reinserting them.

Q: Is this medicine safe during pregnancy?

A: Consult your doctor before use during pregnancy. Systemic absorption is negligible, but medical advice is recommended.

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

A: Instill the drop as soon as you remember. If it is almost time for your next dose, skip the missed dose and continue with your regular schedule.

🤔 Common Patient Concerns

💭 These are the concerns patients most commonly raise

  • Can I use this medicine every day?
  • Will it affect my vision?
  • Can I use it with other eye drops?
  • Is it safe for children?
  • What if I accidentally touch the dropper tip?
  • Can I use it after the expiry date?

🔄 Substitutes for s4m eye drop

View All

Alternative brands with exact same active ingredient:

Medical Note: Always consult your doctor before switching medications.

🛑 Myths vs. Facts

  • Myth: This eye drop can cure dry eye permanently.
    Fact: This medicine provides temporary relief of symptoms but does not cure the underlying cause of dry eye.
  • Myth: More frequent use always means better relief.
    Fact: Using more than directed may increase the risk of side effects and is not recommended without medical advice.
  • Myth: It is safe to use anyone else's eye drops.
    Fact: Sharing eye drops can spread infections and is not safe.

🔄 Alternative Options

Generic Alternatives

  • Carboxymethylcellulose 0.5% eye drops (without oxychloro complex)
  • Carboxymethylcellulose 0.5% with other preservatives

Brand Alternatives

  • Refresh Tears
  • Systane
  • Blink Tears
  • GenTeal

📊 Comparison with Similar Medicines

[{"medicine":"This medicine","active_ingredient":"Carboxymethylcellulose 0.5% + Oxychloro Complex 0.005%","preservative":"Yes (oxychloro complex)","typical_use":"Dry eye, irritation"},{"medicine":"Sodium hyaluronate eye drops","active_ingredient":"Sodium hyaluronate","preservative":"Varies","typical_use":"Dry eye, ocular surface healing"}]

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