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A multicenter, open-label extension study to investigate the long-term safety and efficacy of tolvaptan in patients with autosomal dominant polycystic kidney disease (ADPKD) [Extension of Trial 156-04-251]

Phase 3
Conditions
Autosomal dominant polycystic kidney disease (ADPKD)
Registration Number
JPRN-jRCT2080221325
Lead Sponsor
Otsuka Pharmaceutical Co., Ltd.
Brief Summary

Not available

Detailed Description

Not available

Recruitment & Eligibility

Sex
All
Target Recruitment
150
Inclusion Criteria

1) Patients who participated in Trial 156-04-251 in Japan and for whom CRF collection has been completed.
2) Patients who completed 3-year repeated administration and who completed the second follow-up visit or patients whose treatment with the trial drug was interupted due to pregnancy and who completed out the second follow-up visit in Trial 156-04-251.
3) Patients in whom any adverse events occurring in Trial 156-04-251 were resolved orstabilized and require no further follow-up.

Exclusion Criteria

1) Patients with eGFR of less than 15 mL/min/1.73 m2
2) Pregnant, breast-feeding, or possibly pregnant women or women who are planning to become pregnant
3) Patients who received any investigational drug other than Tolvaptan within 30 days prior to commencement of administration of tolvaptan
4) Any patients who, in the opinion of the principle investigator or subinvestigators, should not participate in the study

Study & Design

Study Type
Interventional
Study Design
Not specified
Primary Outcome Measures
NameTimeMethod
adverse events, laboratory values, plasma AVP concentration, vital signs, body weight, and ECG<br>Every 1, 3 or 12 months<br>combined renal volume (right and left kidneys) and renal function test<br>Every 3 or 12 months
Secondary Outcome Measures
NameTimeMethod
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