About this trial
Assess the efficacy, safety, pharmacokinetics (PK) and pharmacodynamics (PD) of etelcalcetide in the treatment of secondary hyperparathyroidism (SHPT) in pediatric participants between ≥ 2 to \< 18 years of age, with chronic kidney disease (CKD) on hemodialysis.
Eligibility criteria
This trial does not accept healthy volunteersQualifiers
Participant's legally acceptable representative has provided informed consent when the participant is legally too young to provide informed consent and the participant has provided written assent based on local regulations and/or guidelines prior to any trial-specific activities/procedures being initiated.
Male or female participants greater than or equal to 2 to less than 18 years of age at the time of enrollment.
Targeted dry weight greater than or equal to 7 kg at the time of screening Week -1.
Diagnosed with CKD and SHPT undergoing hemodialysis/hemodiafiltration TIW or four times a week (QIW) at the time of screening greater than or equal to 1 month.
Disqualifiers
History of congenital long QT syndrome, second or third degree heart block, ventricular tachyarrhythmia's, history of symptomatic ventricular dysrhythmias Torsades de Pointes or other conditions associated with prolonged QT interval.
Anticipated or scheduled parathyroidectomy during the trial period.
Anticipated or scheduled kidney transplant during the trial period.
Participant has received a parathyroidectomy within 6 months prior to enrollment.
Trial design
Single group
Treatments tested in this trial
Etelcalcetide
DrugEtelcalcetide has been shown to be safe and efficacious in treating adult CKD patients with SHPT by simultaneously controlling iPTH, calcium (Ca), and phosphorus and has recently been approved for use in adult patients with SHPT treated with hemodialysis in both the United States and Europe.
Treatment groups
Trial outcomes
Primary outcomes
Percent Change From Baseline in iPTH at Weeks 20 to 26
To evaluate the efficacy of etelcalcetide in reducing the iPTH level in children ages equal to or greater than 2 to less than 18 years with SHPT receiving maintenance hemodialysis.
Secondary outcomes
Number of Participants Who Achieve a >30% Reduction From Baseline in Mean iPTH
To evaluate the efficacy of etelcalcetide.
Percent Change From Baseline in Corrected Total Serum Ca and Serum Phosphorus
To characterize change in laboratory markers of chronic kidney disease.
Proportion of Participants Achieving Corrected Serum Ca Levels Less Than 8.0 mg/dL (2.0 mmol/L)
To characterize the safety of etelcalcetide treatment based on laboratory values.
Proportion of Participants with Hypocalcemia
To characterize the safety of etelcalcetide treatment based on laboratory values. Hypocalcemia is defined as corrected serum calcium levels less than 8.4 mg/dL.
Locations
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