Comparison of the Oral Calcimimetics Evocalcet and Cinacalcet in East Asian Patients on Hemodialysis with Secondary Hyperparathyroidism

Orchestra Study Group

Research output: Contribution to journalArticlepeer-review

1 Citation (Scopus)

Abstract

Introduction: Evocalcet is an oral calcimimetic agent with proven efficacy and safety in treating secondary hyperparathyroidism (SHPT) in Japanese patients on dialysis. Methods: This randomized, double-blind, intrapatient dose-adjustment, parallel-group, international multicenter study compared the efficacy and safety of evocalcet versus cinacalcet for 52 weeks in East Asian hemodialysis patients with SHPT. Results: In total, 203 and 200 patients were randomized to receive evocalcet or cinacalcet, respectively (overall, 70.1% had baseline intact parathyroid hormone (PTH) levels ≥500 pg/ml, with no between-group difference). Mean percentage changes in intact PTH levels from baseline were −34.7% and −30.2% in the evocalcet and cinacalcet groups at 52 weeks (between-group difference −4.4%, 95% confidence interval [CI] −13.1%, 4.3%, below the predefined 15% noninferiority margin). Overall, 67.3% and 58.7% of patients in the evocalcet and cinacalcet groups, respectively, achieved ≥30% decrease in intact PTH levels from baseline (between-group difference 8.6%; 95% CI −1.8%, 19.1%). No major safety concerns were observed. Gastrointestinal adverse events (AEs) were significantly less frequent with evocalcet compared with cinacalcet (33.5% vs. 50.5%, P = 0.001), whereas the incidence of hypocalcemia did not differ. Conclusion: Evocalcet might be a better alternative to cinacalcet for East Asian patients on hemodialysis with SHPT.

Original languageEnglish
Pages (from-to)2294-2306
Number of pages13
JournalKidney International Reports
Volume8
Issue number11
DOIs
Publication statusPublished - 2023 Nov

All Science Journal Classification (ASJC) codes

  • Nephrology

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