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EG-70

Phase 2

Superficial Bladder Cancer | Small molecule | Oncology |enGene Holdings Inc.|Last Updated: Jan 25, 2026

Target and mechanism

ModalitySmall molecule

Also known as EG-70 (phase 1)

Success Probability

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Market & Valuation

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Trial Design

UNCONTROLLED
Total Trials1
Total Enrollment350

FDA Designations

No designations recorded

Clinical trial landscape

EG-70 · 1 trial · 2 indications

Phase 1/2 1
NCT04752722LEGEND Study: EG-70 in NMIBC Patients BCG-Unresponsive and High-Risk NMIBC Incompletely Treated With BCG or BCG-NaïveSuperficial Bladder Cancer
RECRUITING350 Analytics
PHASE1/PHASE2RECRUITING
LEGEND Study: EG-70 in NMIBC Patients BCG-Unresponsive and High-Risk NMIBC Incompletely Treated With BCG or BCG-Naïve
Superficial Bladder CancerUnlock trial analytics

Study Design & Arms

Interventions

NameTypeDescription
EG-70 (phase 1)DRUGPatients will receive up to four cycles of EG-70 administered as a bladder instillation of a 50 mL volume of study drug via catheter with a targeted retention time of 60 minutes.One cycle lasts approximately 12 weeks and consists of either a 2-dose (Day 1 and Day 8) or 4-dose (Day 1, Day 8, Day 29 and Day 36) regimen.
EG-70 (phase 2)DRUGPatients will receive during Treatment Period, up to 4 cycles of EG-70 at the RP2D defined in Phase 1 administered as a bladder instillation of a 50 mL volume of study drug via catheter with a targeted retention time of 60 minutes. One cycle lasts approximately 12 weeks. For Maintenance treatment 2 doses of EG-70 will be administered as a bladder instillation per 12-week cycle.
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Frequently asked questions about EG-70

What is EG-70 used for?

EG-70 is being developed for superficial bladder cancer, including non-muscle invasive bladder cancer with carcinoma in situ. It is an investigational therapy studied in patients who are BCG-unresponsive, high-risk and incompletely treated with BCG, or BCG-naive. It has not been approved for any use.

Who is developing EG-70?

EG-70 is being developed by enGene Holdings Inc., which trades under the ticker ENGN. The company is the sponsor of the clinical program evaluating the asset in bladder cancer.

What phase is EG-70 in?

EG-70 is in Phase 2 development. Its single clinical trial is registered as a Phase 1/Phase 2 study, and the program has reached the Phase 2 stage overall. EG-70 remains investigational and is not approved.

What clinical trial is EG-70 in?

EG-70 is being evaluated in the LEGEND Study, registered as NCT04752722. This recruiting Phase 1/Phase 2 trial plans to enroll 350 patients with superficial bladder cancer and non-muscle invasive bladder cancer with carcinoma in situ. It is an uncontrolled study without randomization or double blinding.

Is EG-70 the same as EG-70 (phase 1)?

Yes. EG-70 (phase 1) is an alternative name used for EG-70, the same investigational asset from enGene Holdings Inc. Searches for either name refer to the same bladder cancer program.