FDA Rejection Derails PTC Therapeutics’ Rare Disease Hopeful

PTC Therapeutics; FDA rejection; vatiquinone; Friedreich’s ataxia; rare disease; efficacy concerns; complete response letter; clinical trial failure

FDA Approves PTC Therapeutics’ Kebilidi, the First Gene Therapy Delivered Directly to the Brain for AADC Deficiency

PTC Therapeutics, Kebilidi, Gene Therapy, AADC Deficiency, FDA Approval, Brain-Delivered Therapy, Rare Genetic Disorder