Silicone oil is a special medical-grade oil used inside the eye to support the retina after complex eye surgeries.
| Drug class | Retinal Tamponade |
|---|---|
| Type | Single |
| Forms | Intraocular Oil |
| Common strength | 1000 / 5000 cSt |
| Common Indian brands | Silicone oil 1000 / 5000 centistokes |
| Prescription status | Prescription (hospital use) |
What Silicone Oil is used for
Silicone oil is a crucial tool in modern ophthalmology, particularly for treating severe and complex conditions affecting the retina. It acts as an internal support, helping the retina stay in its correct position after surgery. Your eye specialist at Pristine Eye Hospitals may recommend silicone oil for the following conditions:
- Complex Retinal Detachment: This is a serious condition where the retina, the light-sensitive tissue at the back of your eye, pulls away from its normal position. Complex detachments are harder to treat and often require extra support to heal properly.
- Proliferative Vitreoretinopathy (PVR): PVR is a complication where scar tissue forms on the retina, causing it to wrinkle and pull away. Silicone oil helps to flatten the retina and prevent further scarring.
- Retinal Detachment in Patients Who Cannot Posture or Must Fly: After some retinal surgeries, patients are advised to maintain a specific head position (posturing) for a period to help the retina heal. For patients who find this difficult or those who need to travel by air, silicone oil provides stable support that doesn’t require specific posturing and is safe for flying.
By providing this internal support, silicone oil significantly improves the chances of successful retinal reattachment and preservation of vision in these challenging cases.
How it works
Silicone oil works by acting as a ‘tamponade’ or internal splint for your retina. After a retinal detachment surgery, the surgeon injects a clear, medical-grade silicone oil into the vitreous cavity (the main cavity of your eye). This oil is lighter than water and floats, gently pushing against the retina from the inside. This continuous pressure helps to hold the retina flat against the back wall of the eye, allowing it to reattach and heal properly. Think of it like a temporary internal bandage that keeps the delicate retinal tissue in place while it recovers. The oil remains in the eye, providing permanent support until it is surgically removed, typically after a few months.
How it’s used
Silicone oil is not a medicine you administer yourself. It is a specialized medical-grade oil that is injected into your eye by an ophthalmologist during a surgical procedure. This procedure is performed in a hospital or clinic setting under sterile conditions.
Typically, the silicone oil is injected during the initial surgery to repair your retinal condition. It then remains in your eye for a period, usually between 3 to 6 months. During this time, it provides continuous support to your retina as it heals. Your doctor will monitor your eye closely during this period.
After the retina has stabilized and healed sufficiently, the silicone oil is usually removed in a second, separate surgical procedure. The timing of this removal will be carefully decided by your ophthalmologist based on the healing of your eye and your specific condition. It’s important to attend all your follow-up appointments so your doctor can assess your eye and plan the removal of the oil at the appropriate time.
Remember, this is a hospital-use medicine and is never for self-administration. Always follow the specific instructions and advice given by your ophthalmologist at Pristine Eye Hospitals regarding your surgery and post-operative care.
Always follow your ophthalmologist’s exact instructions.
Brands available in India
- Silicone oil 1000 / 5000 centistokes
Brand availability and pricing vary; confirm with your pharmacist.
Good to know
Prescription eye medicine — use only as directed by a qualified ophthalmologist. This page is for general education and is not a substitute for professional medical advice, diagnosis or a prescription. Do not self-medicate or reuse an old prescription. This is given only by specialists in a hospital or clinic setting and is never for self-use.
Precautions & side effects
While silicone oil is highly effective in treating complex retinal conditions, it’s important to be aware of certain precautions and potential effects:
- Blurred Vision: It is common to experience blurred vision through the silicone oil. This is because the oil has a different refractive index than the natural fluids of your eye, and it can also cause some distortion. Your vision will likely improve after the oil is removed.
- Long-term Complications: If silicone oil remains in the eye for an extended period, it can sometimes lead to certain complications. These may include:
- Raised Eye Pressure (Glaucoma): The oil can sometimes interfere with the natural drainage system of the eye, leading to an increase in intraocular pressure. This needs to be monitored and managed by your doctor.
- Cataract Formation: Silicone oil can accelerate the development of cataracts, which is a clouding of the eye’s natural lens.
- Corneal Problems: In some cases, the oil can affect the cornea (the clear front window of the eye), leading to problems.
Due to these potential long-term effects, your ophthalmologist will usually plan for the removal of the silicone oil after your retina has healed, typically within 3 to 6 months. Regular follow-up appointments with your doctor at Pristine Eye Hospitals are crucial to monitor your eye and manage any potential complications while the oil is in place and to plan for its timely removal.
Understanding Retinal Detachment and Its Treatment
The retina is a thin layer of tissue at the back of your eye that is crucial for vision. It senses light and sends signals to your brain, allowing you to see. A retinal detachment occurs when this delicate tissue pulls away from its normal position. This is a serious condition that can lead to permanent vision loss if not treated promptly. Symptoms can include sudden flashes of light, new floaters (specks or cobwebs in your vision), or a shadow or curtain appearing in your field of vision. If you experience any of these symptoms, it’s vital to seek immediate medical attention from an eye specialist.
Complex retinal detachments, proliferative vitreoretinopathy (PVR), or detachments in patients who cannot maintain specific head positions after surgery are particularly challenging. In these cases, simply reattaching the retina might not be enough. The retina needs continuous support to heal properly and prevent it from detaching again. This is where treatments like silicone oil become invaluable. Silicone oil acts as an internal support, gently holding the retina in place while it recovers and scar tissue formation is minimized. Your ophthalmologist at Pristine Eye Hospitals will explain the specific reasons why silicone oil is recommended for your condition and what to expect during and after the surgery.
General Eye Care After Surgery and When to Seek Help
After any eye surgery, especially those involving the retina, proper care is essential for a successful recovery. Your doctor will provide you with specific instructions regarding eye drops, activity restrictions, and follow-up appointments. It’s crucial to follow these instructions diligently. Always wash your hands thoroughly before touching your eyes or applying any prescribed eye drops. Avoid rubbing your eyes, and protect them from dust, dirt, and water, especially during the initial healing period. If you are prescribed eye drops, ensure you understand how to instill them correctly. Tilt your head back, pull down your lower eyelid to form a small pocket, and gently squeeze the drop into the pocket without touching your eye with the dropper tip. Close your eye gently for a minute or two to allow the medicine to absorb.
It’s important to be vigilant for any signs that might indicate a problem. While some discomfort, redness, or mild blurring is normal after surgery, you should contact Pristine Eye Hospitals immediately if you experience severe pain, sudden worsening of vision, new flashes of light or floaters, increased redness or discharge from the eye, or any other concerning symptoms. Do not hesitate to call your doctor’s office, even if it’s outside regular hours, if you feel something is wrong. Early detection and intervention can prevent serious complications and ensure the best possible outcome for your vision. Remember, your ophthalmologist and the team at Pristine Eye Hospitals are here to support you throughout your recovery journey.
Frequently asked questions
What is Silicone Oil used for?
Silicone oil is used in complex eye surgeries to treat severe conditions like complex retinal detachment, proliferative vitreoretinopathy, and retinal detachment in patients who cannot maintain specific head positions or need to fly after surgery. It helps to support the retina from inside the eye.
How does Silicone Oil work in the eye?
Silicone oil is a clear, medical-grade oil that is injected into the eye during surgery. It acts as an internal support, gently pushing against the retina to hold it in its correct position. This allows the retina to reattach and heal properly.
What are the common brands of Silicone Oil used in India?
Commonly, it is referred to as Silicone oil 1000 or 5000 centistokes, indicating its viscosity. These are not 'brands' in the typical sense but rather specifications of the medical product.
How is Silicone Oil used or administered?
Silicone oil is not a self-administered medicine. It is injected into the eye by an ophthalmologist during a surgical procedure in a hospital or clinic. It usually remains in the eye for 3-6 months and is then removed in a second operation.
Do I need a prescription for Silicone Oil?
Yes, silicone oil is a prescription eye medicine. It is used only by qualified ophthalmologists in a hospital or clinic setting and is never for self-use or self-medication.
What are the key precautions with Silicone Oil?
Vision through the oil will be blurred. Long-term presence of silicone oil in the eye can cause complications such as raised eye pressure (glaucoma), cataract formation, and problems with the cornea. This is why its removal is usually planned after 3-6 months.
References
- Eye health – MedlinePlus (US National Library of Medicine)
- Eye health information – American Academy of Ophthalmology
- Learn about eye health – National Eye Institute (NIH)
- Blindness and vision impairment – World Health Organization
- StatPearls – NCBI Bookshelf
Medically reviewed by Dr. C Jagadesh Reddy, Chief Surgeon: Cornea, Cataract and Refractive Surgery — last reviewed 2026-07-28.
This page is for general education only and is not a substitute for professional medical advice, diagnosis or treatment. Never self-medicate or reuse an old prescription. Always consult a qualified ophthalmologist before starting, changing or stopping any eye medicine.