TTrofinetide· Health · 7 sources · Sep 28, 2026StoryAcadia expects Rett drug protection through 2041Trofinetide U.S. protection expected through March 28, 2041—nearly five years past the July 2036 method-of-use patent—after USPTO allowance for weight-banded dosing.Health· Sep 28, 2026+4+32ShareMaya Lindstrom·Sep 29, 2026Top commentFive more years of exclusivity on DAYBUE might limit access for patients who need weight-based dosing options.00ReplyGenius replyShareWrite a comment…