What Are Intravitreal Injections?
An intravitreal injection delivers a tiny volume of medicine through the white wall of the eye directly into the vitreous cavity, right next to the retina. This route achieves medicine levels inside the eye that no drop or tablet can reach. It is among the most frequently performed procedures in all of eye care worldwide.
The two main medicine families are anti-VEGF agents (which block the signal driving abnormal vessel growth and leakage — used in wet ARMD, diabetic macular edema and vein occlusions) and steroid preparations (used for inflammatory and some diabetic swelling).
What the Experience Is Really Like
Most patients arrive dreading the injection and leave saying it was far easier than expected. The eye is numbed with drops, cleaned with antiseptic, and a fine speculum keeps the lids open. The injection itself takes a few seconds and is usually felt as pressure rather than pain. The whole appointment is short.
Afterwards the eye may feel scratchy or watery for a day, and a small red patch on the white of the eye is common and harmless. Floaters from the medicine bubble clear within days. Severe pain or rapidly worsening vision after an injection is not normal and must be reported immediately.
Courses, Not One-Offs
These medicines treat chronic diseases, so they are given as courses — typically an initial series of monthly injections, then intervals adjusted to how the retina responds on OCT. Stopping early because "vision feels fine" is the commonest reason conditions relapse. Your doctor will map the plan and the monitoring schedule with you.
Risks — Stated Honestly
The significant risk is infection inside the eye (endophthalmitis), which is rare — on the order of a few cases per ten thousand injections — but serious, and is why sterile technique and prompt reporting of pain or vision loss matter. Other risks include temporary pressure rise, bleeding on the eye surface and, very rarely, retinal tears. These are discussed before your first injection.
Understanding the diagnosis
A diagnosis of Intravitreal Injections can raise practical questions about symptoms, tests, treatment and recovery. A careful consultation begins with your story: what you have noticed, how quickly it appeared, whether one or both eyes are involved, and whether conditions such as diabetes, blood pressure, previous surgery or injury may affect the eye. The aim is not to rush to a procedure. It is to understand the health of the whole eye and explain which findings matter most for your vision.
Symptoms and when to seek help
Some eye conditions develop slowly and may be noticed only during a routine examination. Others can cause a sudden change in sight. New flashes, a sudden shower of floaters, a curtain or shadow, sudden loss of vision, severe pain, marked redness after injury or rapidly worsening symptoms should be treated as urgent concerns. Routine appointments are appropriate for stable symptoms, but waiting is not a substitute for evaluation when vision changes quickly.
How the consultation works
Your visit is structured around a detailed history and an examination of each eye. Depending on the concern, this can include refraction, eye pressure measurement, slit-lamp examination, dilated retinal examination, retinal photography, OCT, visual fields, biometry, corneal mapping or other tests. Not every patient needs every test. The reason for each test should be clear, and you should have time to ask what the result means for your own situation.
Why measurements matter
Treatment decisions in retina and vitreous care depend on measurements as well as symptoms. Two people with similar glasses powers or similar complaints may have very different corneal, lens, retinal or optic-nerve findings. Good planning therefore combines examination findings, imaging, medical history, work demands, family history and personal priorities. Measurements are useful when they lead to a safer, more individualised decision rather than being treated as a sales promise.
Treatment options are individual
There may be more than one reasonable way to manage Intravitreal Injections. Options can include observation with scheduled monitoring, medicines, laser treatment, injections, glasses, contact lenses or surgery. The right option depends on the stage of disease, the health of the other eye, your general health, likely benefits, possible risks, cost, recovery requirements and how urgently treatment is needed. A consultation should explain alternatives, not only the most intensive intervention.
Preparing for an appointment
Bring previous eye reports, scans, prescriptions, medication lists and details of any diabetes, hypertension or other long-term condition. If you use contact lenses, ask whether they should be removed before measurements. Dilating drops can temporarily blur near vision and make bright light uncomfortable, so arrange transport if your clinician advises dilation. Write down your main questions. Clear questions help you and the clinical team use the appointment well.
What recovery may involve
Recovery varies by diagnosis and treatment. Some visits involve no downtime, while others require drops, activity restrictions, protective eyewear or several follow-up examinations. It is important to use medicines exactly as prescribed, avoid rubbing the eye, attend reviews and contact the clinic if pain, redness, discharge or vision changes are unexpected. Do not compare your recovery with someone else’s; the treatment and the eye are personal.
Long-term monitoring
Many eye conditions are managed over time rather than solved in one visit. Follow-up allows the doctor to compare vision, pressure, scans and symptoms with earlier findings. Keep a record of appointments and medicines, and tell the clinic about changes in general health. People living with diabetes or blood-pressure problems should continue their regular medical care because systemic health and eye health are closely connected.
Questions to ask your doctor
Useful questions include: What exactly did the examination show? What is the goal of treatment? What happens if we monitor for now? Which alternatives apply to my eye? What are the common and serious risks? How many follow-ups will I need? Which symptoms should prompt an urgent call? What should I avoid during recovery? A good decision is one you understand and can follow safely.
A patient-first approach
At Sentra Clinic & Hospital, the emphasis is on a calm explanation, appropriate investigations and a plan that fits the patient. The website cannot diagnose an eye condition, confirm eligibility for surgery or predict an individual result. Those decisions require an in-person examination. Educational information can help you prepare, but it should support—not replace—the conversation with a qualified eye specialist.
Access and follow-up in Malad East
Dr. Rohit Modi consults at Sentra Clinic & Hospital at Shah Arcade 2, 002, First Floor, B Wing, Rani Sati Road, Malad East, Mumbai 400097. Patients can call 9372947075 or 02246057489 for appointments and clinic guidance. If you are travelling from another part of Mumbai, confirm the appointment time before leaving and bring your reports so the consultation can stay focused on your needs.
Medical disclaimer
This page is for patient education and general awareness. It does not create a doctor–patient relationship and does not replace diagnosis, treatment or emergency care. Results, risks and recovery differ between individuals. If you have a sudden or severe change in vision, seek urgent professional eye care rather than waiting for an online response or a routine appointment.
Understanding the diagnosis
A diagnosis of Intravitreal Injections can raise practical questions about symptoms, tests, treatment and recovery. A careful consultation begins with your story: what you have noticed, how quickly it appeared, whether one or both eyes are involved, and whether conditions such as diabetes, blood pressure, previous surgery or injury may affect the eye. The aim is not to rush to a procedure. It is to understand the health of the whole eye and explain which findings matter most for your vision.
Symptoms and when to seek help
Some eye conditions develop slowly and may be noticed only during a routine examination. Others can cause a sudden change in sight. New flashes, a sudden shower of floaters, a curtain or shadow, sudden loss of vision, severe pain, marked redness after injury or rapidly worsening symptoms should be treated as urgent concerns. Routine appointments are appropriate for stable symptoms, but waiting is not a substitute for evaluation when vision changes quickly.
How the consultation works
Your visit is structured around a detailed history and an examination of each eye. Depending on the concern, this can include refraction, eye pressure measurement, slit-lamp examination, dilated retinal examination, retinal photography, OCT, visual fields, biometry, corneal mapping or other tests. Not every patient needs every test. The reason for each test should be clear, and you should have time to ask what the result means for your own situation.
Why measurements matter
Treatment decisions in retina and vitreous care depend on measurements as well as symptoms. Two people with similar glasses powers or similar complaints may have very different corneal, lens, retinal or optic-nerve findings. Good planning therefore combines examination findings, imaging, medical history, work demands, family history and personal priorities. Measurements are useful when they lead to a safer, more individualised decision rather than being treated as a sales promise.
Treatment options are individual
There may be more than one reasonable way to manage Intravitreal Injections. Options can include observation with scheduled monitoring, medicines, laser treatment, injections, glasses, contact lenses or surgery. The right option depends on the stage of disease, the health of the other eye, your general health, likely benefits, possible risks, cost, recovery requirements and how urgently treatment is needed. A consultation should explain alternatives, not only the most intensive intervention.
Preparing for an appointment
Bring previous eye reports, scans, prescriptions, medication lists and details of any diabetes, hypertension or other long-term condition. If you use contact lenses, ask whether they should be removed before measurements. Dilating drops can temporarily blur near vision and make bright light uncomfortable, so arrange transport if your clinician advises dilation. Write down your main questions. Clear questions help you and the clinical team use the appointment well.
What recovery may involve
Recovery varies by diagnosis and treatment. Some visits involve no downtime, while others require drops, activity restrictions, protective eyewear or several follow-up examinations. It is important to use medicines exactly as prescribed, avoid rubbing the eye, attend reviews and contact the clinic if pain, redness, discharge or vision changes are unexpected. Do not compare your recovery with someone else’s; the treatment and the eye are personal.
Long-term monitoring
Many eye conditions are managed over time rather than solved in one visit. Follow-up allows the doctor to compare vision, pressure, scans and symptoms with earlier findings. Keep a record of appointments and medicines, and tell the clinic about changes in general health. People living with diabetes or blood-pressure problems should continue their regular medical care because systemic health and eye health are closely connected.
Questions to ask your doctor
Useful questions include: What exactly did the examination show? What is the goal of treatment? What happens if we monitor for now? Which alternatives apply to my eye? What are the common and serious risks? How many follow-ups will I need? Which symptoms should prompt an urgent call? What should I avoid during recovery? A good decision is one you understand and can follow safely.
A patient-first approach
At Sentra Clinic & Hospital, the emphasis is on a calm explanation, appropriate investigations and a plan that fits the patient. The website cannot diagnose an eye condition, confirm eligibility for surgery or predict an individual result. Those decisions require an in-person examination. Educational information can help you prepare, but it should support—not replace—the conversation with a qualified eye specialist.
Access and follow-up in Malad East
Dr. Rohit Modi consults at Sentra Clinic & Hospital at Shah Arcade 2, 002, First Floor, B Wing, Rani Sati Road, Malad East, Mumbai 400097. Patients can call 9372947075 or 02246057489 for appointments and clinic guidance. If you are travelling from another part of Mumbai, confirm the appointment time before leaving and bring your reports so the consultation can stay focused on your needs.
Medical disclaimer
This page is for patient education and general awareness. It does not create a doctor–patient relationship and does not replace diagnosis, treatment or emergency care. Results, risks and recovery differ between individuals. If you have a sudden or severe change in vision, seek urgent professional eye care rather than waiting for an online response or a routine appointment.
Understanding the diagnosis
A diagnosis of Intravitreal Injections can raise practical questions about symptoms, tests, treatment and recovery. A careful consultation begins with your story: what you have noticed, how quickly it appeared, whether one or both eyes are involved, and whether conditions such as diabetes, blood pressure, previous surgery or injury may affect the eye. The aim is not to rush to a procedure. It is to understand the health of the whole eye and explain which findings matter most for your vision.
Eye Surgeon | Refractive & Retina Specialist · FRCS (Glasgow)
Last reviewed: 4 September 2026