Sept. 1, 2026 -- Pyrotech Therapeutics ("Pyrotech" or the "Company"), a clinical-stage biopharmaceutical company pioneering innate immune modulation and pyroptosis-targeted therapies, announced that the first healthy volunteer has been dosed in the Phase 1 clinical study of PTT-121, its novel gasdermin D (GSDMD) inhibitor. This marks a pivotal milestone for PTT-121 as the world's first selective GSDMD inhibitor to advance into human clinical testing, breaking the previous characterization of GSD