Sheba Medical Center

This study tests whether a natural supplement from Dunaliella alga, rich in 9-cis beta-carotene, can improve vision in adults with retinitis pigmentosa. Forty-one participants will take the supplement or a placebo for 3 months, then switch after a 6-month break. Researchers will …

This phase 2 trial tests whether clemastine, a common allergy medication, can improve thinking, motor skills, and social abilities in people with Williams syndrome. The study includes 30 participants aged 6 to 30 and uses a double-blind, placebo-controlled design to measure safet…