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Phase IIa study of tamibarotene in patients with ADPKD

Phase IIa clinical trial of tamibarotene in patients with Autosomal Dominant Polycystic Kidney Disease

Status
Active, not recruiting
Phases
Phase 2
Study type
Interventional
Source
JPRN
Registry ID
JPRN-jRCT2011230055
Enrollment
70
Registered
2023-12-22
Start date
2023-12-12
Completion date
Unknown
Last updated
2026-06-29

For informational purposes only — not medical advice. Sourced from public registries and may not reflect the latest updates. Terms

Conditions

Autosomal Dominant Polycystic Kidney Disease

Interventions

Tamibarotene or placebo once daily for 52 weeks.

Sponsors

Hayashi Ayuto
Lead Sponsor

Eligibility

Sex/Gender
All

Inclusion criteria

Inclusion criteria: - Patients diagnosed as ADPKD by modified Pei-Ravine - eGFR(CKD-EPI) is equal to or greater than 60 mL/min/1.73m^2 - Patients who are judged to be hard to treat with tolvaptan or who do not wish to be treated with tolvaptan, at the time of obtaining consent - Patients with systolic blood pressure below 140 mmHg and diastolic blood pressure below 90 mmHg.

Exclusion criteria

Exclusion criteria: - Women who are pregnant or may be pregnant - Nursing mother - Females with childbearing potential or male subjects with a fertile partner who is unable to use contraception for the following periods: 1) Female: From informed consent to 2 years after the last administration of the study drug 2) Male: From informed consent to 6 months after the last administration of the study drug - Patients within 12 weeks from the last dose of a drug that affects renal cysts, such as tolvaptan, to the first dose of the study drug - Patients with complications of intracranial aneurysm, malignant tumor, uncontrolled diabetes, osteoporosis, uncontrolled dyslipidemia, or abnormal liver function

Design outcomes

Primary

MeasureTime frame
efficacy

Contacts

Public ContactAyuto Hayashi

Rege Nephro Co., Ltd.

info@regenephro.co.jp+81-75-744-6858

Outcome results

None listed

Source: JPRN (via WHO ICTRP) · Data processed: Jul 3, 2026