A Safety Study of Sacubitril/Valsartan in Japanese Pediatric Patients With Heart Failure Due to Systemic Left Ventricle Systolic Dysfunction Who Have Completed CLCZ696B2319E1 Study

The purpose of this open-label study was to collect additional safety information of sacubitril/valsartan and to provide post-trial access to sacubitril/valsartan for the eligible Japanese patients who completed CLCZ696B2319E1(NCT03785405) study until marketed product of pediatric formulation, film-coated granules in capsule, is available in Japan.

This trial (CLCZ696B2319E2) was a multicenter, open-label extension study for Japanese patients who have successfully completed the CLCZ696B2319E1 study. Only Japanese patients who successfully completed CLCZ696B2319E1 study and fulfilled protocol requirements were eligible to participate in this study. The first visit (Visit Day1) was the same day as the End of Study visit of CLCZ696B2319E1 study.