Actively Recruiting

Phase 3
Age: 2Years - 17Years
All Genders
NCT03969329

A Phase 3 Study of Etelcalcetide in Children With Secondary Hyperparathyroidism Receiving Hemodialysis

Led by Amgen · Updated on 2026-03-23

24

Participants Needed

23

Research Sites

392 weeks

Total Duration

On this page

AI-Summary

What this Trial Is About

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.

CONDITIONS

Official Title

A Phase 3 Study of Etelcalcetide in Children With Secondary Hyperparathyroidism Receiving Hemodialysis

Who Can Participate

Age: 2Years - 17Years
All Genders

Eligibility Criteria

Eligible

You may qualify if you...

  • Legally acceptable representative has provided informed consent and participant has provided assent if required
  • Male or female participants aged 2 to less than 18 years at enrollment
  • Target dry weight of at least 7 kg at screening
  • Diagnosed with chronic kidney disease and secondary hyperparathyroidism receiving hemodialysis/hemodiafiltration three or four times weekly for at least 1 month
  • Mean of two consecutive iPTH values above 300 pg/mL during screening
  • Serum corrected calcium level of 9.0 mg/dL or higher at screening
  • Dialysate calcium level at least 2.5 mEq/L for at least 1 month before screening and during the trial
  • Stable doses of active vitamin D sterols, phosphate binders, and calcium supplements within 2 weeks before screening and expected to remain stable except for protocol adjustments
  • Secondary hyperparathyroidism not caused by vitamin D deficiency as assessed by investigator
Not Eligible

You will not qualify if you...

  • History of congenital long QT syndrome, advanced heart block, ventricular tachyarrhythmias, or conditions causing prolonged QT interval
  • Planned or recent parathyroidectomy or kidney transplant during the trial
  • Current or recent malignancy except non-melanoma skin cancer within 5 years
  • Use of medications that may prolong QTc interval without medical monitor approval
  • Use of cinacalcet therapy or prior etelcalcetide treatment within specified timeframes
  • Use of herbal medicines, vitamins, or supplements within 30 days prior to enrollment without documented review
  • Use of non-established medications for renal disease within 14 days prior to enrollment without documented review
  • Participation in another investigational drug or device trial currently or within 30 days prior
  • Significant abnormalities in liver enzymes or ECG during screening
  • New or worsening seizure disorder within 3 months prior to screening or unstable anticonvulsant therapy
  • Female participants who are pregnant, breastfeeding, or not using effective contraception
  • Known sensitivity to etelcalcetide or its ingredients
  • Likely inability to complete study visits or comply with procedures
  • Other clinically significant disorders or conditions posing safety risks
  • Anemia making blood draws inadvisable
  • History of unstable chronic heart failure within 1 year prior to screening

AI-Screening

AI-Powered Screening

Complete this quick 3-step screening to check your eligibility

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Trial Site Locations

Total: 23 locations

1

Universitair Ziekenhuis Gent

Ghent, Belgium, 9000

Terminated

2

Fakultni nemocnice v Motole

Prague, Czechia, 150 06

Completed

3

Hospices Civils de Lyon Hopital Femme Mere Enfant

Bron, France, 69677

Terminated

4

Hopital Armand Trousseau

Paris, France, 75012

Completed

5

Kindernierenzentrum Bonn

Bonn, Germany, 53127

Completed

6

Universitaetsklinikum Koeln

Cologne, Germany, 50937

Actively Recruiting

7

Universitaetsklinikum Hamburg Eppendorf

Hamburg, Germany, 20246

Actively Recruiting

8

Medizinische Hochschule Hannover

Hanover, Germany, 30625

Completed

9

Universitaetsklinikum Heidelberg, Zentrum fuer Kinder und Jugendmedizin

Heidelberg, Germany, 69120

Actively Recruiting

10

General Children Hospital Panagioti and Aglaias Kyriakou

Athens, Greece, 11527

Actively Recruiting

11

Ippokrateio General Hospital of Thessaloniki

Thessaloniki, Greece, 54642

Actively Recruiting

12

Semmelweis Egyetem

Budapest, Hungary, 1083

Terminated

13

Szegedi Tudomanyegyetem Szent-Gyorgyi Albert Klinikai Kozpont Altalanos Orvostudomanyi Kar

Szeged, Hungary, 6720

Terminated

14

Azienda Ospedaliera Universitaria Meyer

Florence, Italy, 50139

Terminated

15

Childrens Hospital, Affiliate of Vilnius University Hospital Santaros Klinikos

Vilinus, Lithuania, 08406

Terminated

16

Uniwersytecki Szpital Dzieciecy w Krakowie

Krakow, Poland, 30-663

Terminated

17

Unidade Local de Saude de Santo Antonio, EPE - Hospital de Santo Antonio

Porto, Portugal, 4050-651

Actively Recruiting

18

Hospital Universitario Virgen del Rocio

Seville, Andalusia, Spain, 41013

Terminated

19

Hospital Universitari Vall d Hebron

Barcelona, Catalonia, Spain, 08035

Actively Recruiting

20

Royal Hospital for Sick Children

Glasgow, United Kingdom, G51 4TF

Actively Recruiting

21

Leeds Teaching Hospitals NHS Trust

Leeds, United Kingdom, LS1 3EX

Actively Recruiting

22

Great Ormond Street Hospital for Children

London, United Kingdom, WC1N 3JH

Terminated

23

University Hospital Southampton NHS Foundation Trust

Southampton, United Kingdom, SO16 6YD

Actively Recruiting

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Research Team

A

Amgen Call Center

CONTACT

How is the study designed?

Study Type

INTERVENTIONAL

Masking

NONE

Allocation

NA

Model

SINGLE_GROUP

Primary Purpose

TREATMENT

Number of Arms

1

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