RecruitingPhase 2Drug trialPhase 2 Study to Assess the Safety and Efficacy of ANG003In this study, ANG003, a pancreatic enzyme replacement therapy (PERT; commonly called "enzymes"), is being investigated as a potential treatment for exocrine pancreatic insufficiency (EPI). People with EPI due to Cystic Fibrosis (CF) may be eligible to participate in this study. The primary objective of this study is to evaluate the safety of ANG003 and see if it works as well compared to Creon, an approved PERT.