Study to Assess Fixed Dosing of AMG 223 in Subjects With Chronic Kidney Disease on Hemodialysis With Hyperphosphatemia

NCT ID: NCT00530114

Last Updated: 2016-03-14

Study Results

Results pending

The study team has not published outcome measurements, participant flow, or safety data for this trial yet. Check back later for updates.

Basic Information

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Recruitment Status

COMPLETED

Clinical Phase

PHASE2

Total Enrollment

167 participants

Study Classification

INTERVENTIONAL

Study Start Date

2008-03-31

Study Completion Date

2009-02-28

Brief Summary

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The primary objectives of this study are the following:

1. To demonstrate that AMG 223 will produce a statistically significant reduction in serum phosphorus compared with placebo over a 3 week treatment period in subjects with CKD receiving dialysis
2. To describe a dose response for AMG 223
3. To evaluate the safety and tolerability of AMG 223

Detailed Description

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Conditions

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End Stage Renal Disease Chronic Kidney Disease Hyperphosphatemic Kidney Disease

Study Design

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Allocation Method

RANDOMIZED

Intervention Model

PARALLEL

Primary Study Purpose

TREATMENT

Blinding Strategy

TRIPLE

Participants Caregivers Investigators

Study Groups

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Placebo

1.0 g TID orally 3.0 g TID orally 4.0 g TID orally 5.0 g TID orally

Group Type PLACEBO_COMPARATOR

Placebo

Intervention Type DRUG

1.0 g TID orally 3.0 g TID orally 4.0 g TID orally 5.0 g TID orally

AMG 223

1.0 g TID orally 3.0 g TID orally 4.0 g TID orally 5.0 g TID orally

Group Type EXPERIMENTAL

AMG 223

Intervention Type DRUG

1.0 g TID orally 3.0 g TID orally 4.0 g TID orally 5.0 g TID orally

Interventions

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AMG 223

1.0 g TID orally 3.0 g TID orally 4.0 g TID orally 5.0 g TID orally

Intervention Type DRUG

Placebo

1.0 g TID orally 3.0 g TID orally 4.0 g TID orally 5.0 g TID orally

Intervention Type DRUG

Eligibility Criteria

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Inclusion Criteria

* Maintenance hemodialysis 3 times a week for at least 3 months prior to screening
* Single pool Kt/V at least 1.2 or urea reduction ratio at least 65%
* Serum phosphorus level of 3.5 to 6.5 mg/dL inclusive at screening
* No change(s) in type or dose of non-investigational phosphate binder(s) for at least 1 month prior to screening
* Serum albumin \> 3.0 mg/dL at screening
* If applicable, an increase in serum phosphorus of greater than or equal to 1.5 mg/dL, and a serum phophorous level \> 5.5 mg/dL and less than or equal to 10 mg/dl during the washout period
* If applicable, stable doses (defined as no change in dose for at least 1 month prior to screening) of Vitamin D replacement, calcimimetic agents, or bedtime calcium supplements
* Willingness to avoid intentional changes in diet such as fasting or dieting

Exclusion Criteria

* Previous intolerance leading to discontinuation of polymer-based phosphate binder therapy
* History of noncompliance with phosphate binder therapy in the opinion of the investigator
* Anticipating or scheduled for a living related-donor kidney transplant, or a prior recipient of a kidney transplant
* Current use of antiarrhythmic or anti-seizure medication
* Active ethanol or drug dependence or abuse, excluding tobacco use
* A screening serum calcium (corrected for albumin) \< 8.4 mg/dL
* History of bowel obstruction, swallowing disorders, severe gastrointestinal disorders, major gastrointestinal surgery, or gastric/duodenal ulcers within 6 months prior to screening
* Subject is pregnant, breast feeding, or is of child bearing potential and is not using adequate contraceptive precautions
* Subject is currently enrolled in or has not yet completed at least 30 days since ending other investigational device or drug trial(s)
* Subject has experienced a myocardial infarction or major surgery (excluding vascular access surgery) within 3 months prior to screening
* Clinical evidence of current malignancy and/or receiving systemic chemotherapy/radiotherapy with the exception of localized basal cell or squamous cell carcinoma of the skin and cervical intraepithelial neoplasia
Minimum Eligible Age

18 Years

Eligible Sex

ALL

Accepts Healthy Volunteers

No

Sponsors

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Amgen

INDUSTRY

Sponsor Role lead

Responsible Party

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Responsibility Role SPONSOR

Principal Investigators

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MD

Role: STUDY_DIRECTOR

Amgen

Related Links

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http://www.amgentrials.com

AmgenTrials clinical trials website

Other Identifiers

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20070664

Identifier Type: -

Identifier Source: org_study_id

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