Douglas Hornick

The purpose of the study is to evaluate 1. The microbiological response and clinical efficacy of SPR720 compared with placebo in participants with nontuberculous mycobacteria pulmonary disease (NTM-PD). 2. The safety and tolerability of SPR720 in a participants population with NTM- PD 3. The pharmacokinetic (PK) of SPR719, active moiety, following orally (po) administered prodrug SPR720 in a participant population with NTM-PD.

This is a pivotal Phase 2/3, double-blind, placebo-controlled study of epetraborole + OBR (Optimized Background Regimen) versus placebo + OBR in patients with treatment-refractory MAC lung disease. This study will enroll adult patients with treatment-refractory MAC lung disease who meet all eligibility criteria (including clinical, radiographic, and microbiological criteria).

The main objective of this study is to evaluate the efficacy of ALIS (amikacin liposome inhalation suspension) + background regimen (azithromycin [AZI] + ethambutol [ETH]) compared to the ELC (empty liposome control) + background regimen on participant-reported respiratory symptoms at Month 13.

The primary objective of this study is to evaluate the effect of brensocatib at 10 mg and 25 mg compared with placebo on the rate of pulmonary exacerbations (PEs) over the 52-week treatment period.