NCT01110629

Brief Summary

The objective of this study is to investigate the efficacy and safety of lanthanum carbonate 750 to 2,250 mg in Japanese Chronic Kidney Disease Stage 3, 4 and 5 subjects not on dialysis.

Trial Health

87
On Track

Trial Health Score

Automated assessment based on enrollment pace, timeline, and geographic reach

Enrollment
143

participants targeted

Target at P25-P50 for phase_3

Timeline
Completed

Started Jun 2010

Geographic Reach
1 country

40 active sites

Status
completed

Health score is calculated from publicly available data and should be used for screening purposes only.

Trial Relationships

Click on a node to explore related trials.

Study Timeline

Key milestones and dates

First Submitted

Initial submission to the registry

April 23, 2010

Completed
3 days until next milestone

First Posted

Study publicly available on registry

April 26, 2010

Completed
1 month until next milestone

Study Start

First participant enrolled

June 1, 2010

Completed
1.4 years until next milestone

Primary Completion

Last participant's last visit for primary outcome

November 1, 2011

Completed
Same day until next milestone

Study Completion

Last participant's last visit for all outcomes

November 1, 2011

Completed
Last Updated

October 15, 2014

Status Verified

October 1, 2014

Enrollment Period

1.4 years

First QC Date

April 23, 2010

Last Update Submit

October 12, 2014

Conditions

Keywords

Chronic kidney disease not on dialysisLanthanum carbonate

Outcome Measures

Primary Outcomes (1)

  • The change from baseline in serum phosphate concentrations

    Week 8

Secondary Outcomes (4)

  • Achievement of target serum phosphate level (2.7 to 4.6 mg/dL)

    Week 0, Week 2, Week 4, Week 6, Week 8

  • Change in serum Calcium x Phosphor product

    Week 0, Week 2, Week 4, Week 6, Week 8

  • Serum intact PTH level

    Week 0, Week 2, Week 4, Week 6, Week 8

  • Phosphate excretion in urine

    Week 0, Week 4, Week 8

Study Arms (2)

Arm 1

EXPERIMENTAL
Drug: Fosrenol (Lanthanum Carbonate, BAY77-1931)

Arm 2

PLACEBO COMPARATOR
Drug: Placebo

Interventions

Daily dose: 750-2250mg 3 times a dayfor 8 weeks.

Arm 1

daily dose: 3 tablets TID for 8 weeks.

Arm 2

Eligibility Criteria

Age20 Years+
Sexall
Healthy VolunteersNo
Age GroupsAdult (18-64), Older Adult (65+)

You may qualify if:

  • Male and female patients aged 20 years or above at the time of informed consent
  • Chronic Kidney Disease patients with Epidermal growth factor receptor (eGFR) under 60 ml/min/1.73m2 (stage 3, 4 and 5) who have not been on dialysis
  • Patients who had been in the care of a physician for Chronic Kidney Disease for \>2 months and was not expected to begin dialysis for at least 4 months
  • Patients with serum phosphate levels 5.6 mg/dL to 11.0 mg/dL at Week -4 (Visit 1) or Week -2 (Visit 2)

You may not qualify if:

  • Patients with hypocalcemia or hypercalcemia (corrected serum calcium level of \< 7.0 mg/dL or \>/- 11.0 mg/dL) at Week -2 (Visit 2).
  • Significant renal impairments
  • Had acute renal failure within 3 months of Run-in period

Contact the study team to confirm eligibility.

Sponsors & Collaborators

Study Sites (40)

Unknown Facility

Anjo, Aichi-ken, 446-8602, Japan

Location

Unknown Facility

Nagoya, Aichi-ken, 455-8530, Japan

Location

Unknown Facility

Nagoya, Aichi-ken, 457-8510, Japan

Location

Unknown Facility

Nagoya, Aichi-ken, 460-0001, Japan

Location

Unknown Facility

Nagoya, Aichi-ken, 466-8650, Japan

Location

Unknown Facility

Seto, Aichi-ken, 489-8642, Japan

Location

Unknown Facility

Toyohashi, Aichi-ken, 441-8021, Japan

Location

Unknown Facility

Yatomi, Aichi-ken, 498-8502, Japan

Location

Unknown Facility

Kamogawa, Chiba, 296-0041, Japan

Location

Unknown Facility

Kisarazu, Chiba, 292-8535, Japan

Location

Unknown Facility

Fukuoka, Fukuoka, 810-8563, Japan

Location

Unknown Facility

Fukuoka, Fukuoka, 814-0180, Japan

Location

Unknown Facility

Kitakyushu, Fukuoka, 802-8555, Japan

Location

Unknown Facility

Kitakyushu, Fukuoka, 805-0050, Japan

Location

Unknown Facility

Koga, Fukuoka, 811-3195, Japan

Location

Unknown Facility

Sapporo, Hokkaido, 063-0005, Japan

Location

Unknown Facility

Amagasaki, Hyōgo, 660-0828, Japan

Location

Unknown Facility

Fujisawa, Kanagawa, 251-8550, Japan

Location

Unknown Facility

Kamakura, Kanagawa, 247-8533, Japan

Location

Unknown Facility

Yokohama, Kanagawa, 231-8682, Japan

Location

Unknown Facility

Yokohama, Kanagawa, 234-8503, Japan

Location

Unknown Facility

Kyoto, Kyoto, 612-8555, Japan

Location

Unknown Facility

Beppu, Oita Prefecture, 874-0011, Japan

Location

Unknown Facility

Ōita, Oita Prefecture, 870-0263, Japan

Location

Unknown Facility

Kurashiki, Okayama-ken, 710-8602, Japan

Location

Unknown Facility

Okayama, Okayama-ken, 700-0013, Japan

Location

Unknown Facility

Osaka, Osaka, 530-0012, Japan

Location

Unknown Facility

Osaka, Osaka, 530-8480, Japan

Location

Unknown Facility

Osaka, Osaka, 534-0021, Japan

Location

Unknown Facility

Osaka, Osaka, 558-8558, Japan

Location

Unknown Facility

Sakai, Osaka, 591-8025, Japan

Location

Unknown Facility

Saga, Saga-ken, 840-0054, Japan

Location

Unknown Facility

Shizuoka, Shizuoka, 421-0193, Japan

Location

Unknown Facility

Tokushima, Tokushima, 770-0011, Japan

Location

Unknown Facility

Koto, Tokyo, 136-0075, Japan

Location

Unknown Facility

Meguro-ku, Tokyo, 152-8902, Japan

Location

Unknown Facility

Minato-ku, Tokyo, 105-8471, Japan

Location

Unknown Facility

Musashino, Tokyo, 180-8610, Japan

Location

Unknown Facility

Shinagawa, Tokyo, 141-8625, Japan

Location

Unknown Facility

Wakayama, Wakayama, 641-8510, Japan

Location

Related Publications (2)

  • Natale P, Green SC, Ruospo M, Craig JC, Vecchio M, Elder GJ, Strippoli GF. Phosphate binders for preventing and treating chronic kidney disease-mineral and bone disorder (CKD-MBD). Cochrane Database Syst Rev. 2025 Jun 27;6(6):CD006023. doi: 10.1002/14651858.CD006023.pub4.

  • Takahara Y, Matsuda Y, Takahashi S, Shigematsu T; Lanthanum Carbonate Study Group. Efficacy and safety of lanthanum carbonate in pre-dialysis CKD patients with hyperphosphatemia: a randomized trial. Clin Nephrol. 2014 Sep;82(3):181-90. doi: 10.5414/cn108269.

MeSH Terms

Conditions

Hyperphosphatemia

Interventions

lanthanum carbonate

Condition Hierarchy (Ancestors)

Phosphorus Metabolism DisordersMetabolic DiseasesNutritional and Metabolic Diseases

Study Officials

  • Bayer Study Director

    Bayer

    STUDY DIRECTOR

Study Design

Study Type
interventional
Phase
phase 3
Allocation
RANDOMIZED
Masking
TRIPLE
Who Masked
PARTICIPANT, CARE PROVIDER, INVESTIGATOR
Purpose
TREATMENT
Intervention Model
PARALLEL
Sponsor Type
INDUSTRY
Responsible Party
SPONSOR

Study Record Dates

First Submitted

April 23, 2010

First Posted

April 26, 2010

Study Start

June 1, 2010

Primary Completion

November 1, 2011

Study Completion

November 1, 2011

Last Updated

October 15, 2014

Record last verified: 2014-10

Locations