Krystal Biotech Announces First Patient Dosed in Phase 3 Clinical Trial of KB803 for the Treatment and Prevention of Corneal Abrasions in Patients with Dystrophic Epidermolysis Bullosa

Intra-patient, double-blind, multicenter, placebo-controlled study with crossover design Approximately 16 subjects will be enrolled in the IOLITE study. The sample size was calculated based on the average symptomatic days per month and standard deviation data from subjects enrolled in the natural history study who would be otherwise eligible for IOLITE and provides 90% power to detect an effect size of at least 25%, allowing for a dropout rate up to 20%. Enrolled patients will initially receive either a sin ...