Viewing Study NCT03406650


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Study NCT ID: NCT03406650
Status: COMPLETED
Last Update Posted: 2025-05-04
First Post: 2017-12-22
Is NOT Gene Therapy: True
Has Adverse Events: False

Brief Title: Neoadjuvant and Adjuvant Durvalumab in Combination With Neoadjuvant Chemotherapy in Patients With Operable Urothelial Cancer.
Sponsor: Swiss Cancer Institute
Organization:

Study Overview

Official Title: Neoadjuvant and Adjuvant Durvalumab in Combination With Neoadjuvant Chemotherapy in Patients With Operable Urothelial Cancer. A Multicenter, Single-arm Phase II Trial
Status: COMPLETED
Status Verified Date: 2025-05
Last Known Status: None
Delayed Posting: No
If Stopped, Why?: Not Stopped
Has Expanded Access: False
If Expanded Access, NCT#: N/A
Has Expanded Access, NCT# Status: N/A
Acronym: SAKK 06/17
Brief Summary: The main objective is to demonstrate that the addition of neoadjuvant and adjuvant immunotherapy with durvalumab, to standard neoadjuvant chemotherapy (with cisplatin/gemcitabine) and surgery in urothelial carcinoma could improve event-free survival.
Detailed Description: Despite optimal surgical management the prognosis for localized muscle invasive urothelial cancer (MIUC) is unfavorable with 5-year overall survival of around 45%.

According to international guidelines the use of cisplatin-based neoadjuvant chemotherapy is considered standard of care in all patients with localized MIUC with planned curative local treatment.

However, the benefit of neoadjuvant chemotherapy is limited and there is a clear medical need for improvement for this patient population.

Durvalumab has been tested in a phase I/II open-label study including patients with metastatic urothelial cancer (mUC).

The results demonstrated an overall response rate (RR) of 31% in 42 response-evaluable patients. The side effect profile was favorable with most common grade 1/2 AE representing fatigue (13%), diarrhea (10%) and decreased appetite (8%). Three patients (4.9%) had treatment related grade 3 AE's, no grade 4/5 events were noted.

The combination of cisplatin/gemcitabine chemotherapy with modern immune-checkpoint inhibition has been demonstrated to be feasible with demonstration of favorable immunomodulatory effects.

In view of these data it appears a logical step to apply these novel agents in the curative setting of neoadjuvant treatment.

The expected benefit of combining chemotherapy with durvalumab and to continue durvaluamb postoperatively might be twofold:

* to increase the response rate in the pre-operative setting and subsequently to increase the rate of pathologic complete remission (pT0) and to reduce risk of local recurrence
* to evoke durable systemic anti-cancer responses and subsequently to increase disease free- and overall survival and furthermore to induce antitumor immune response.

Study Oversight

Has Oversight DMC: True
Is a FDA Regulated Drug?: False
Is a FDA Regulated Device?: False
Is an Unapproved Device?: None
Is a PPSD?: None
Is a US Export?: None
Is an FDA AA801 Violation?:

Secondary ID Infos

Secondary ID Type Domain Link View
2017-003565-10 EUDRACT_NUMBER None View