Ocular vascular disorder

This study looks at whether switching to a higher-dose eye injection called aflibercept 8 mg can allow people with neovascular age-related macular degeneration (nAMD) or diabetic macular oedema (DME) to go longer between treatments. It follows adults in Portugal who have already …

This trial tests whether faricimab, an eye injection, can improve vision and reduce swelling in South Asian patients with diabetic macular edema (DMO), a complication of diabetes that can lead to blindness. Previous studies mostly included Caucasian or East Asian participants, le…

This phase 3 trial compares an experimental drug, tabirafusp tedromer, against the standard treatment aflibercept for people with diabetic macular edema (DME), a leading cause of vision loss in diabetes. About 910 adults with DME will receive injections into the eye and be follow…

This trial tests whether adding an oral Chinese herbal formula called Tongluo Huayu to standard care (eye injections and laser therapy) can improve vision and reduce retinal swelling in people with retinal vein occlusion. Eighty participants will receive either standard treatment…

This phase 3 trial tests whether an experimental drug called MK-8748 can treat diabetic macular edema (DME), a condition where fluid builds up in the retina and blurs vision. About 960 adults with DME will receive either MK-8748 or the standard treatment aflibercept via eye injec…

This phase 3 trial compares an experimental drug, MK-8748, to the standard treatment aflibercept for diabetic macular edema (DME), a condition where fluid buildup in the retina blurs vision. About 1,100 adults with diabetes and vision loss from DME receive either MK-8748 or aflib…

This study tests whether two dietary supplements—tauroursodeoxycholate (a bile acid) and a traditional Chinese medicine formula—can help people with diabetic macular edema, a vision-threatening complication of diabetes. The 69 participants will take the supplements or a placebo f…

This study will test hyperbaric oxygen therapy (HBOT) — breathing pure oxygen in a pressurized chamber — for over 30 conditions, including long COVID, Crohn's disease, frostbite, and multiple sclerosis. Researchers will track 100 patients to see if HBOT improves their quality of …

This study tests whether using cord blood, rich in fetal hemoglobin, for transfusions in preterm infants can reduce serious complications like blindness, lung disease, and gut problems. Researchers will compare outcomes in 200 very low birth weight babies who receive either cord …

This study tests whether a treat-and-extend schedule for aflibercept eye injections works better than the standard as-needed approach for people with diabetic macular edema who have not had prior treatment. About 186 participants will receive three monthly injections, then either…

This pilot study tests whether a daily probiotic supplement (Lactobacillus plantarum 299v) can reduce retinal swelling and improve vision in people with diabetic macular edema. Thirty-six participants will take the probiotic twice daily for four months. Researchers will measure c…

This study compares transfusions using red blood cells from umbilical cord blood versus standard adult donor blood in extremely premature infants. About 176 babies born before 28 weeks or weighing under 1000 grams will be enrolled. The goal is to see if cord blood reduces the ris…

This study tests whether a 6-week self-management program, done with a caregiver's help, can improve diabetes control and thinking skills in adults aged 55+ who have both diabetes and mild cognitive impairment. About 309 participants will attend weekly group sessions and provide …

This Phase 1 trial will test the safety of PRO-169, a form of bevacizumab injected into the eye, in 60 adults with diabetic macular edema. The study checks for immune reactions and side effects. It is not yet recruiting and focuses on safety, not whether it improves vision.

This study tests an oral medication, CU06-1004, for people with diabetic macular edema (DME), a condition that causes vision loss. About 156 participants will take either a low dose, high dose, or placebo pill daily for 24 weeks. The goal is to see if the drug improves vision and…

This study compares a combination of a steroid implant (dexamethasone) plus an anti-VEGF injection (aflibercept) against aflibercept alone for diabetic macular edema. Researchers will enroll 114 people with diabetes who have not had prior treatment. The goal is to see if the comb…

This study will test a new pattern of retinal laser treatment combined with anti-VEGF injections for people with proliferative diabetic retinopathy (PDR), a serious eye condition that can lead to blindness. Researchers plan to enroll 300 adults aged 18–70 with stable diabetes and…

This study looks at whether a single injection of the drug Aflibercept given during cataract surgery works as well as three injections (one during surgery and two more over the next two months) to stop diabetic retinopathy from getting worse. The trial will include 166 diabetic p…

This study tests two different laser pulse settings (5% vs 15% duty cycle) in 50 adults with diabetic macular edema, a common cause of vision loss in diabetes. The goal is to see which setting is safer and more effective at reducing retinal swelling. Participants must have mild t…

This study tests whether a ginkgo biloba extract (EGb761) can slow or prevent diabetic retinopathy, an eye disease caused by diabetes. About 200 adults with long-standing diabetes will take either ginkgo or standard treatment for 2 years. Researchers will measure changes in eye b…

This early-stage study tests a new nose spray version of the drug octreotide for people with diabetic macular edema, a condition that causes vision loss from fluid buildup in the eye. The trial will include 60 adults whose eye swelling has not improved with standard treatments. R…

This study tests an experimental drug called SNP318 in 60 people with diabetic macular edema, a condition that causes vision loss due to swelling in the retina. Participants will receive either the drug or a placebo, and researchers will monitor safety, eye thickness, and vision …

This early study tests NPDR-01 eye drops in 10 adults with non-proliferative diabetic retinopathy, a common eye complication of diabetes. Participants will use one drop daily for 6 months to see if it reduces tiny retinal bleeds (microaneurysms) and slows disease progression. The…

This study tests whether a handheld, ultra-widefield eye scanner (OCT) can accurately identify preterm infants with severe retinopathy of prematurity (ROP), a condition that can harm vision. The scanner takes detailed images of the retina without touching the eye, potentially red…

This trial tests an artificial intelligence system called QiLin that helps doctors decide when to give anti-VEGF injections for retinal diseases like wet AMD, DME, and RVO. About 200 patients who have completed initial treatment will be randomly assigned to have their doctor use …

This study tests whether using an AI program to screen for diabetic eye disease during regular primary care visits can get more people to follow up with an eye specialist. It will include 4,000 adults with diabetes who have Medicaid and haven't had an eye exam in the past year. T…

This study will develop and test an artificial intelligence system to detect common eye diseases like glaucoma, cataracts, and diabetic retinopathy using 15,000 existing eye images from Costa Rican patients. The goal is to create a tool that works accurately for local populations…

This study will test a software that uses artificial intelligence to analyze photos of the retina and detect diabetic retinopathy, a common eye problem in people with diabetes. About 198 adults with diabetes will have their retinal images analyzed by the AI tool, and the results …

This study will test a new, non-invasive eye scanner called wide field OCTA in 200 people with various eye diseases, including age-related macular degeneration, diabetic retinopathy, and dry eye. The goal is to see if this device can provide better images of blood vessels in the …

This study will test a new artificial intelligence (AI) system that reads eye scans (OCT) to diagnose common blinding eye diseases like diabetic retinopathy, glaucoma, and age-related macular degeneration. Researchers will collect 2000 eye scans from patients at Peking Union Medi…

This study tests whether a structured referral tracking program helps adults in Pakistan complete follow-up eye care after community screenings. 500 participants will receive either standard referral or extra support like counseling and weekly reminders. The goal is to prevent bl…

This trial tests whether a fentanyl nasal spray can reduce pain during eye exams for retinopathy of prematurity (ROP) in preterm infants. About 58 babies born at or before 31 weeks will receive either fentanyl or a saltwater placebo before their routine exam, along with standard …

This study tests if using a cotton-tipped applicator to hold the eyelid open during eye injections is less painful and faster than the standard metal speculum. About 120 adults with certain eye conditions will take part. The goal is to improve comfort and satisfaction without com…

This study tests a vibrating device to reduce pain during laser treatment for diabetic eye disease. About 50 people will have one eye treated with the device and the other without, then rate their pain. The goal is to see if the vibration helps make the procedure more comfortable…

This study compares two common prostate medications, tamsulosin and silodosin, to see how they affect pupil size and the thickness of a layer at the back of the eye called the choroid. Men aged 50 and older with benign prostatic hyperplasia (BPH) who have not used these drugs bef…

This study uses a special eye scan called OCTA to examine how blood sugar control relates to tiny blood vessel changes in the retinas of people with diabetic retinopathy. Researchers will compare patients with well-controlled and poorly controlled blood sugar levels. The goal is …

This study investigates whether the speed at which blood sugar falls after starting a new diabetes medicine affects small blood vessels in the eye. Adults with type 2 diabetes who are beginning a GLP-1 receptor agonist or an SGLT2 inhibitor will undergo advanced eye scans and blo…

This study tests whether showing patients with diabetes short animated videos (in English or Spanish) about diabetic eye disease can improve their understanding and increase how often they return for follow-up eye exams. About 150 patients at Zuckerberg San Francisco General Hosp…

This trial aims to see if educational videos or audio messages can improve parents' knowledge and practices about retinopathy of prematurity (ROP) screening. About 99 parents of premature infants in Karachi will receive either a video, audio, or standard pamphlet. Their understan…

This observational study will use advanced imaging techniques to measure changes in the retina and choroid (the layer beneath the retina) in people with eye diseases and healthy volunteers. Over 5 years, researchers will track thickness and blood vessel density to better understa…

This study will use artificial intelligence (AI) to analyze eye scans from 554 adults with diabetic macular edema (DME). The goal is to see if AI can predict when a person's eye treatment needs to change. Participants will not receive any new treatment; instead, researchers will …

This study tests whether a personalized care approach helps patients with chronic macular diseases (like wet age-related macular degeneration and diabetic macular edema) attend their regular eye injection appointments. Many patients skip these vital treatments, risking further vi…

This study looks at how heart rate variability (a measure of stress response) relates to emotional control and parent-teen relationships in 74 adolescents with depression. Teens will wear a Fitbit while sleeping for a week and fill out questionnaires. The goal is to better unders…

This study follows 100 adults with diabetic eye disease who are already receiving standard anti-VEGF injections for swelling in the center of the retina. Researchers will use advanced vision tests and imaging to track changes over time. The goal is not to test a new drug, but to …

This study looks at whether giving eye doctors AI-generated measurements from retinal images helps them write more accurate and complete reports. About 29 ophthalmologists and trainees will be randomly assigned to use AI tools or just the original images. A panel of senior expert…

This study will analyze eye and brain scans from over 200,000 people to see if eye images can predict brain diseases like small vessel disease and other health problems. Researchers will build computer models to map eye features to brain structure and disease diagnoses. No treatm…

This study will follow 450 people with diabetes (and some without) for several years to track how their eyes change. Researchers will use advanced eye tests like visual field analysis, contrast sensitivity, and retinal imaging to see which measurements best show disease progressi…

This study looks at children born prematurely who had retinopathy of prematurity (ROP), a disease that can cause blindness. Some were treated with laser, others with injections, and some had ROP but no treatment. Researchers will compare their vision and retina structure to see w…

This study aims to understand how dry eye disease and diabetic macular edema (a swelling in the back of the eye) are related in people with diabetes. About 50 adults with diabetes for over 8 years will have their eyes tested using questionnaires, tear measurements, and imaging. T…

This study is a long-term follow-up for 100 people who completed a previous trial of bel-sar, an experimental treatment for early choroidal melanoma (a type of eye cancer). Participants will not receive any new treatment but will be monitored for about 5 more years to check for s…

This pilot study will test two new eye imaging devices (R1 and HighRes OCT) against a standard device in 97 adults with healthy eyes or eye diseases like macular degeneration and diabetic retinopathy. Researchers will compare image quality and how well key eye structures are seen…

This study will look at 225 adults with diabetic retinopathy to find out how many also develop an epiretinal membrane — a thin, scar-like layer on the retina that can blur vision. Researchers will use eye scans to detect the membrane and check for related factors like age, diabet…

This study will use a special eye scan called OCT to look for early signs of retinal damage in people with diabetes who have no vision problems. Researchers want to see if these scans can detect changes before symptoms appear. About 112 participants will get a detailed eye exam, …

This study looks at how diabetes affects small blood vessels and nerves in the eyes and brain. Researchers will use advanced imaging to detect damage and test a traditional Chinese herbal medicine called Tangshen'an Granules to see if it can help. 160 adults with diabetes will ta…

This study looks at whether argon laser treatment for advanced diabetic eye disease (proliferative diabetic retinopathy) changes the number of cells in the cornea. Researchers will measure corneal cell density before and after laser treatment in 45 patients. The goal is to see if…