Long Term Treatment of End Stage Renal Disease Patients With Lanthanum Carbonate (Fosrenol)

This study is ongoing, but not recruiting participants.
Information provided by (Responsible Party):
ClinicalTrials.gov Identifier:
First received: December 3, 2007
Last updated: April 15, 2016
Last verified: April 2016
Patients who have been treated with Fosrenol for a minimum of 12 consecutive weeks and are receiving dialysis will be followed for 5 years to compare mortality, bone fractures and incidence of selected morbidities to patients with no lanthanum exposure and to patients being treated for hyperphosphatemia with any marketed product.


Study Type: Observational
Study Design: Observational Model: Cohort
Time Perspective: Prospective
Official Title: A Phase-IV, Long-term, Observational Safety Study in End Stage Renal Disease Subjects Treated With Lanthanum Carbonate (Fosrenol)

Resource links provided by NLM:

Further study details as provided by Shire:

Primary Outcome Measures:
  • Compare all-cause mortality and bone fractures among three groups of subjects with end stage renal disease (ESRD) [ Time Frame: 5 years ] [ Designated as safety issue: Yes ]

Secondary Outcome Measures:
  • Compare the incidence of selected morbidities among three groups of patients with ESRD [ Time Frame: 5 years ] [ Designated as safety issue: Yes ]

Estimated Enrollment: 2105
Study Start Date: April 2006
Estimated Study Completion Date: May 2016
Estimated Primary Completion Date: May 2016 (Final data collection date for primary outcome measure)
Test group: Patients who have received a minimum of 12 consecutive weeks of treatment with Fosrenol
Historical control group: Patients with no lanthanum exposure
Concomitant therapy group: Patients being treated for hyperphosphatemia with any marketed product


Ages Eligible for Study:   18 Years and older
Genders Eligible for Study:   Both
Accepts Healthy Volunteers:   No
Sampling Method:   Probability Sample
Study Population
Patients for the Historical Control and Concomitant Therapy Groups will be selected from the United States Renal Data System (USRDS). The Test Group will consist of patients who have had a minimum of 12 consecutive weeks of exposure to Fosrenol (lanthanum carbonate).

Inclusion Criteria: Test Group

  • Signed informed consent
  • Patient must have ESRD and be receiving dialysis
  • Prior treatment with Fosrenol for a minimum of 12 consecutive weeks
  • Primary payer of healthcare must be Medicare (patient must supply Medicare Claim Number)
  • Patient must be 18 years of age or older

Exclusion Criteria: Test Group

  • Patients that do not meet inclusion criteria
  Contacts and Locations
Choosing to participate in a study is an important personal decision. Talk with your doctor and family members or friends about deciding to join a study. To learn more about this study, you or your doctor may contact the study research staff using the Contacts provided below. For general information, see Learn About Clinical Studies.

Please refer to this study by its ClinicalTrials.gov identifier: NCT00567723

  Show 199 Study Locations
Sponsors and Collaborators
Principal Investigator: George Porter, MD Oregon Health and Science University
  More Information

Responsible Party: Shire
ClinicalTrials.gov Identifier: NCT00567723     History of Changes
Other Study ID Numbers: SPD405-404 
Study First Received: December 3, 2007
Last Updated: April 15, 2016
Health Authority: United States: Institutional Review Board

Additional relevant MeSH terms:
Kidney Failure, Chronic
Renal Insufficiency, Chronic
Kidney Diseases
Metabolic Diseases
Phosphorus Metabolism Disorders
Renal Insufficiency
Urologic Diseases

ClinicalTrials.gov processed this record on May 24, 2016