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Neoadjuvant Intravesical Nadofaragene Firadenovec With Gemcitabine, Cisplatin and Durvalumab for the Treatment of Muscle Invasive Bladder Cancer, TRIFECTA Trial
Sponsor: University of Washington
Summary
This phase II trial tests the effect of intravesical nadofaragene firadenovec in combination with gemcitabine, cisplatin and durvalumab before (neoadjuvant) radical cystectomy (RC) in treating patients with muscle invasive bladder cancer. The combination of gemcitabine, cisplatin and durvalumab are already considered standard of care in the treatment of muscle invasive bladder cancer. This trial attempts to determine whether the addition of nadofaragene firadenovec to the current standard regiment is safe and can improve oncological outcomes for those with muscle invasive bladder cancer. Nadofaragene firadenovec, a type of intravesical gene therapy, is a weakened adenovirus that carries a copy of the gene for interferon alfa-2b. This medication gets absorbed by the bladder and stimulates the bladder to naturally create interferon alfa-2b, which is thought to kill bladder cancer. Nadofaragene firadenovec is given in a solution that is placed directly into the bladder (intravesical) using a thin tube called a catheter. It is a medication that is already FDA approved for the treatment of non-muscle invasive bladder cancer. Gemcitabine is a chemotherapy drug that blocks the cells from making deoxyribonucleic acid and may kill tumor cells. Cisplatin is in a class of medications known as platinum-containing compounds. It works by killing, stopping or slowing the growth of tumor cells. Immunotherapy with monoclonal antibodies, such as durvalumab, may help the body's immune system attack the tumor, and may interfere with the ability of tumor cells to grow and spread.
Official title: Intravesical Nadofaragene Firadenovec With Neoadjuvant Chemotherapy and Durvalumab in Patients With Muscle Invasive Bladder Cancer (TRIFECTA)
Key Details
Gender
All
Age Range
18 Years - Any
Study Type
INTERVENTIONAL
Enrollment
33
Start Date
2026-06-01
Completion Date
2027-02-01
Last Updated
2026-03-13
Healthy Volunteers
No
Conditions
Interventions
Nadofaragene Firadenovec
Given intravesically
Durvalumab
Given IV
Gemcitabine
Given IV
Cisplatin
Given IV
Radical Cystectomy
Undergo RC
Biospecimen Collection
Undergo urine and blood sample collection
Computed Tomography
Undergo CT or PET/CT
Positron Emission Tomography
Undergo PET/CT
Magnetic Resonance Imaging
Undergo MRI
Locations (1)
Fred Hutch/University of Washington Cancer Consortium
Seattle, Washington, United States