Compare the Efficacy of Cinacalcet vs Traditional Vitamin D for Secondary Hyperparathyroidism (SHPT) Among Subjects Undergoing Hemodialysis
A Multicenter, Randomized, Open Label Study to Compare the Efficacy of Cinacalcet Versus Traditional Vitamin D Therapy for Management of Secondary Hyperparathyroidism Among Subjects Undergoing Hemodialysis
Studienübersicht
Status
Status
Bedingungen
Bedingungen
Intervention / Behandlung
Intervention / Behandlung
Studientyp
Studientyp
Einschreibung (Tatsächlich)
Einschreibung
Phase
Phase
- Phase 4
Teilnahmekriterien
Zulassungskriterien
Zulassungskriterien
Studienberechtigtes Alter
Akzeptiert gesunde Freiwillige
Studienberechtigte Geschlechter
Beschreibung
Inclusion Criteria:
- Age ≥ 18 years at screening
- Treated with maintenance hemodialysis 3 times a week for ≥ 3 months prior to screening
- Informed consent provided by the study candidate
- For subjects NOT receiving cinacalcet and/or vitamin D therapy for SHPT within 60 days prior to enrollment: Plasma PTH levels ≥ 450 pg/mL (50 pmol/L) during screening, as obtained from the central laboratory and, Serum corrected total calcium ≥ 8.4 mg/dL (2.1 mmol/L) and < 10.2 mg/dL (2.55 mmol/L) during screening, as obtained from the central laboratory
Exclusion Criteria:
- Parathyroidectomy in the 12 weeks before the date of informed consent
- History of seizure within 12 weeks prior to randomization
- Scheduled for kidney transplant
- Parathyroidectomy anticipated within the next 6 months
- Liver function tests > than 2 x the Upper Limit of Normal
- Prior use of bisphosphonates, or expected to receive bisphosphonates during the trial
- Subject has previously enrolled in this study
- General
- Other investigational procedures are excluded
- Currently enrolled in another investigational device or drug study, or less than 30 days since ending another investigational device or drug study(s), or receiving other investigational agent(s)
- Subject (male or female) is not willing to use highly effective contraception during treatment and for at least one month (women) and 3 months (men) after the end of treatment
- Subject is pregnant or breast feeding, or planning to become pregnant during study or within 1 month after the end of treatment Male subject with a pregnant partner who is not willing to use a condom during treatment and for at least 1 month after the end of treatment
- Subject has known sensitivity or intolerance to any of the protocol required therapies
- Subject will not be available for protocol-required study visits, to the best of the subject and investigator's knowledge
- Subject has any kind of disorder that, in the opinion of the investigator, may compromise the ability of the subject to give written informed consent and/or to comply with all required study procedures
Studienplan
Wie ist die Studie aufgebaut?
Designdetails
- Hauptzweck: Behandlung
- Zuteilung: Zufällig
- Interventionsmodell: Parallele Zuordnung
- Maskierung: Keine (Offenes Etikett)
Anzahl der Arme
Waffen und Interventionen
Teilnehmergruppe / ArmTeilnehmergruppe / Arm |
Intervention / BehandlungIntervention / Behandlung |
|---|---|
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Experimental: Cinacalcet
|
Subjects randomized to treatment with cinacalcet will receive an initial oral dose of 30 mg once daily.
Doses will be titrated incrementally to 60, 90,120, and 180 mg per day based upon periodic measurements of serum calcium and plasma PTH levels.
Cinacalcet is formulated as light green tablets in 30, 60, and 90 mg free-based equivalents.
Tablets will be 30, 60, and 90 mg, graduated in size, smallest to largest.
Combinations of these 3 fixed dosage formulations will be used to achieve the 120 and 180 mg daily doses.
|
|
Aktiver Komparator: Traditional Vitamin D Therapy
|
Traditional vitamin D therapy (eg, calcitriol, paricalcitol, alfacalcidol, doxercalciferol), to manage secondary hyperparathyroidism (SHPT) in this study will be administered according to strategies that have been used in clinical practice and that conform to current therapeutic recommendations and available clinical practice guidelines and product labeling.
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Was misst die Studie?
Primäre Ergebnismessungen
Primäre Ergebnismessungen
Ergebnis Maßnahme |
Maßnahmenbeschreibung |
Zeitfenster |
|---|---|---|
|
Percent Change From Baseline in Mean PTH During Efficacy Assessment Phase (EAP)
Zeitfenster: Baseline to week 40-52
|
Mean PTH during EAP is defined as the mean of values at study weeks 40, 44, 48 and 52
|
Baseline to week 40-52
|
Sekundäre Ergebnismessungen
Sekundäre Ergebnismessungen
Ergebnis Maßnahme |
Maßnahmenbeschreibung |
Zeitfenster |
|---|---|---|
|
Treatment Comparison of >=30% Reduction From Baseline in Mean PTH During the Efficacy Assessment Phase (EAP)
Zeitfenster: Baseline to week 40-52
|
Number of participants achieving a >=30% Reduction From Baseline in Mean PTH During Efficacy Assessment Phase (EAP)
|
Baseline to week 40-52
|
|
Treatment Comparison of Plasma PTH < 300 pg/mL During Efficacy Assessment Phase (EAP)
Zeitfenster: week 40-52
|
Number of participants achieving Plasma PTH < 300 pg/mL During Efficacy Assessment Phase (EAP)
|
week 40-52
|
Mitarbeiter und Ermittler
Sponsor
Sponsor
Publikationen und hilfreiche Links
Allgemeine Veröffentlichungen
- Wetmore JB, Gurevich K, Sprague S, Da Roza G, Buerkert J, Reiner M, Goodman W, Cooper K. A Randomized Trial of Cinacalcet versus Vitamin D Analogs as Monotherapy in Secondary Hyperparathyroidism (PARADIGM). Clin J Am Soc Nephrol. 2015 Jun 5;10(6):1031-40. doi: 10.2215/CJN.07050714. Epub 2015 Apr 22.
- Sprague SM, Wetmore JB, Gurevich K, Da Roza G, Buerkert J, Reiner M, Goodman W, Cooper K. Effect of Cinacalcet and Vitamin D Analogs on Fibroblast Growth Factor-23 during the Treatment of Secondary Hyperparathyroidism. Clin J Am Soc Nephrol. 2015 Jun 5;10(6):1021-30. doi: 10.2215/CJN.03270314. Epub 2015 Apr 14.
Nützliche Links
Studienaufzeichnungsdaten
Haupttermine studieren
Studienbeginn (Tatsächlich)
Studienbeginn
Primärer Abschluss (Tatsächlich)
Primärer Abschluss
Studienabschluss (Tatsächlich)
Studienabschluss
Studienanmeldedaten
Zuerst eingereicht
Zuerst eingereicht
Zuerst eingereicht, das die QC-Kriterien erfüllt hat
Zuerst eingereicht, das die QC-Kriterien erfüllt hat
Zuerst gepostet (Schätzen)
Zuerst gepostet
Studienaufzeichnungsaktualisierungen
Letztes Update gepostet (Tatsächlich)
Letztes Update gepostet
Letztes eingereichtes Update, das die QC-Kriterien erfüllt
Letztes eingereichtes Update, das die QC-Kriterien erfüllt
Zuletzt verifiziert
Zuletzt verifiziert
Mehr Informationen
Begriffe im Zusammenhang mit dieser Studie
Schlüsselwörter
Zusätzliche relevante MeSH-Bedingungen
- Pathologische Prozesse
- Neubildungen
- Erkrankungen des endokrinen Systems
- Nebenschilddrüsenerkrankungen
- Neoplastische Prozesse
- Hyperparathyreoidismus
- Neoplasma Metastasierung
- Hyperparathyreoidismus, sekundär
- Physiologische Wirkungen von Arzneimitteln
- Hormone, Hormonersatzstoffe und Hormonantagonisten
- Mikronährstoffe
- Hormonantagonisten
- Vitamine
- Mittel zur Erhaltung der Knochendichte
- Calciumregulierende Hormone und Wirkstoffe
- Calcimimetische Mittel
- Vitamin-D
- Cinacalcet
Andere Studien-ID-Nummern
Andere Studien-ID-Nummern
- 20090686
- PARADIGM (Amgen)
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