Skip to content

RAIJIN study

Real-world Assessment of perioperative Immunotherapy and Japanese Integration of Neoadjuvant chemotherapy in muscle-invasive bladder cancer

Status
Recruiting
Phases
Unknown
Study type
Observational
Source
JPRN
Registry ID
JPRN-jRCT1030250649
Enrollment
160
Registered
2026-01-19
Start date
2026-01-19
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

Muscle-invasive bladder cancer

Interventions

None listed

Sponsors

Kitagawa Hiroshi
Lead Sponsor

Eligibility

Sex/Gender
All

Inclusion criteria

Inclusion criteria: 1.Patients aged >= 18 years at the time of enrolment 2.Patients with MIBC (TNM classification; cT2-T4a N0-1 M0) 3.Patients scheduled to receive durvalumab and GC as NAC for MIBC, followed by RC 4.Patients who have provided written informed consent

Exclusion criteria

Exclusion criteria: 1.Patients who would be planned to be enrolled into any interventional clinical studies from MIBC diagnosis to the end of the durvalumab treatment 2.Patients diagnosed with transitional cell carcinoma or urothelial carcinoma developing from sites other than the bladder (i.e., ureter, urethra, or renal pelvis)

Design outcomes

Primary

MeasureTime frame
EFS from the start of durvalumab plus GC in patients with MIBC. The primary measure of interest is the EFS rate at 24 months.

Secondary

MeasureTime frame
1.RC rate and summary of the reason for cancellation 2.Pathological T and N stage according to initial clinical T and N stage at the time of radical cystectomy 3.The concordance rate between cCR and pCR at the time of radical cystectomy 4.Surgical complication 5.immune-mediated adverse events (imAE) and severe adverse events (Severe AE)

Contacts

Public ContactDaisuke kawai

AstraZeneca K.K.

daisuke.kawai@astrazeneca.com+81-6-4802-3600

Outcome results

None listed

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