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Recruiting NCT07548853

A Clinical Study of TS-172 in Hyperphosphatemia Patients on Peritoneal Dialysis

Phase III Interventional Hyperphosphatemia Patients on Peritoneal Dialysis

For patients and families

In plain language

An automatic summary of structured registry data. It is an orientation aid, not a substitute for the official protocol or a physician assessment.

What is being studied
The protocol lists: 'TS-172 20~60 mg/day.
Who it may be relevant to
Registry conditions: Hyperphosphatemia Patients on Peritoneal Dialysis. Basic parameters: from 18 years · All.
What needs checking
Age, condition and sex are only basic indicators. Prior treatment, laboratory values and other mandatory requirements appear in the eligibility criteria below.
Where it takes place
Japan
Next step
Save the trial, show it to the treating physician, and confirm current recruitment with the study center. Costs, documents and travel →
Official title

An Open-label, Single-arm Clinical Study of TS-172 in Hyperphosphatemia Patients on Peritoneal Dialysis

Overview

An open-label, single-arm clinical study of TS-172 in hyperphosphatemia patients on peritoneal dialysis

Interventions

  • Drug 'TS-172 20~60 mg/day
    oral administration of TS-172 20\~60 mg/day

Primary outcome measures

  • Achievement rate of the target serum phosphorus level [Time frame: Week 8]
Secondary outcome measures (3)
  • Change from baseline in serum concentration of phosphorus [Time frame: Up to Week 16]
  • Concentration of corrected serum calcium [Time frame: Up to Week 16]
  • Serum Ca × P product [Time frame: Up to Week 16]

Eligibility criteria

Inclusion criteria

  • Hyperphosphatemia patients (outpatients) with chronic kidney disease receiving peritoneal dialysis (CAPD or APD) at least 12 weeks prior to Visit 1 (Week -4)
  • Patients aged >= 18 years at the time of obtaining informed consent
  • Patients who are receiving at least one phosphate binder and whose dosing regimen for all phosphate-lowering agents (phosphate binder and tenapanor hydrochloride) has been unchanged during the last 4 weeks prior to Visit 1 (Week -4).
  • Patients with serum phosphorus concentration of >= 3.5 mg/dL and =< 7.0 mg/dL at Visit 1 (Week -4)
  • Patients whose serum phosphorus concentration at Visit 2 (Week -2) or Visit 3 (Week -1) or Visit 4 (Week 0) has increased by at least 1.0 mg/dL compared with the value at Visit 1 (Week -4) and is >= 5.5 mg/dL and < 10.0 mg/dL.

Exclusion criteria

  • Patients with confirmed serum intact PTH concentration >500 pg/mL from Visit 1 (Week -4) to Visit 4 (Week 0)
  • Patients with serum phosphorus concentration >= 10.0 mg/dL from Visit 2 (Week -2) or Visit 3 (Week -1)
  • Patients who have undergone previous parathyroid intervention (PTx, PEIT, etc.)

Criteria are shown verbatim from the registry (in English). Final eligibility is always assessed by the study center.

Healthy volunteers: No

Study design

Allocation
N/A
Model
Single group
Masking
Open label
Primary purpose
Treatment

Study locations

Japan · 1 center
  • Taisho Selected Site — Tokyo

Identifiers

NCT: NCT07548853 · TS172-03-08

Primary sources (government registries)

View this study on ClinicalTrials.gov ↗