RETINITIS PIGMENTOSA (RP)

This study tests a device called PRIMA, which is implanted in the eye to help restore central vision in people with inherited retinal diseases like Stargardt disease and retinitis pigmentosa. Five adults with severe vision loss will receive the implant and be monitored for improv…

This study tests a drug called ultevursen in people with retinitis pigmentosa caused by changes in a specific part of the USH2A gene. The drug is injected into the eye and is designed to slow the loss of vision over two years. The trial includes 81 adults and children aged 8 and …

This study tests OpCT-001, a therapy made from special cells that may replace damaged light-sensing cells in the eye. It is for adults with inherited eye diseases like retinitis pigmentosa and Usher syndrome. The goal is to check safety and see if it can improve vision. About 54 …

This study looks at whether adding early nurse and psychologist support after a retinitis pigmentosa (RP) diagnosis can improve patient well-being. RP is a rare, progressive eye disease, and the diagnosis can be very upsetting. Eighty newly diagnosed adults will be split into two…

This study looks at whether placing a small support ring (capsular tension ring) during cataract surgery helps keep the artificial lens more stable in people who also have retinitis pigmentosa (RP). Each of the 88 participants will get the ring in one eye only, so the other eye s…

This study looks at whether people with retinitis pigmentosa and similar eye diseases experience short-term improvements in vision after using a device that delivers mild electrical stimulation to the eye. The device is already approved in Europe to slow vision loss. Researchers …