Status:
TERMINATED
Efficacy and Safety of Paricalcitol on the Treatment of Secondary Hyperparathyroidism in Calcitriol Resistant Dialysis Subjects
Lead Sponsor:
Abbott
Collaborating Sponsors:
Statistika Consultoria Ltda
Conditions:
Secondary Hyperparathyroidism
Dialysis
Eligibility:
All Genders
18+ years
Phase:
PHASE4
Brief Summary
The primary objective of this study is to evaluate the efficacy and safety of paricalcitol in participants with moderate to severe secondary hyperparathyroidism (SHPT) undergoing hemodialysis who are ...
Detailed Description
This is a multi-center, prospective, open label, one arm, phase IV study designed to demonstrate paricalcitol efficacy and safety in the treatment of moderate to severe secondary hyperparathyroidism i...
Eligibility Criteria
Inclusion
- Male and female participants \> 18 years of age, with chronic kidney disease (CKD) stage V;
- Participants with diagnosis of calcitriol resistance defined as: Episodes of hypercalcemia and/or hyperphosphatemia (defined as an episode of calcium or phosphorus above Upper Limit of Normal or documented by medical history stating that the treatment with calcitriol was discontinued due to hypercalcemia and/or hyperphosphatemia) that precludes treatment continuation and/or persistent PTH above 600pg/mL during the calcitriol therapy;
- PTH value at screening visit between 600 pg/mL and 2,000 pg/mL;
- Stable clinical conditions;
- Participant has voluntarily consented to participate in the study, by signing and dating an informed consent form, approved by an Institutional Review Board (IRB)/Independent Ethics Committee (IEC), after the nature of the study has been explained and all his questions about the study have been elucidated. The informed consent must be signed before any study-specific procedures are performed.
Exclusion
- Previous parathyroidectomy;
- Presence of hypercalcemia (corrected Ca \> 10.5 mg/dL) and/or hyperphosphatemia (P \> 6.0 mg/dL) and/or Ca x P product \> 60, at screening visit (corrected Ca calculated by: \[4 - participant's serum albumin (g/dL)\] x 0.8 + participant's serum Ca value);
- Severe and/or unstable clinical conditions, e.g., congestive heart failure, advanced cancer, advanced HIV disease, severe endocrinopathies, uncompensated diabetes mellitus, life-threatening cardiac arrhythmias, etc;
- Abnormal liver tests (\> 1.5 times above upper limit of normal);
- Pregnant or breast-feeding women;
- Evidence of vitamin D toxicity;
- Known hypersensitivity to any study drug components.
Key Trial Info
Start Date :
January 1 2009
Trial Type :
INTERVENTIONAL
Allocation :
ACTUAL
End Date :
June 1 2009
Estimated Enrollment :
13 Patients enrolled
Trial Details
Trial ID
NCT00664430
Start Date
January 1 2009
End Date
June 1 2009
Last Update
January 20 2012
Active Locations (2)
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1
Site Reference ID/Investigator# 7118
São Paulo, Brazil, 04039-001
2
Site Reference ID/Investigator# 7114
São Paulo, Brazil, 05403-000