Efficacy and Safety of a Repurposed Drug Added to the Combination of Len Plus Pem in Advanced Endometrial Cancer

Trial statusNot yet recruiting
Trial phasePhase 3
Trial typeInterventional
Biological sexFemale
Age18+
SponsorEvergreen Therapeutics, Inc.

About this trial

This is a Phase 3, multicenter, randomized, open-label trial to evaluate whether EG-007 plus Len+Pem is superior to Len+Pem alone in patients with advanced endometrial cancer (Stage III or IV). This trial will be preceded by a safety lead-in study with up to 28 patients (the safety lead-in is a separate, free-standing protocol).

Approximately 450 patients will be randomized equally (1:1) to receive EG-007 plus Len+Pem or Len+Pem alone. The randomization will be stratified by the following stratification factors:

* Diagnosis Classification (advanced Stage III/IV vs. recurrent endometrial cancer) * ECOG score at baseline (0 vs 1) * Geographic region (Asia vs ROW)

Eligibility criteria

This trial does not accept healthy volunteers

Qualifiers

Female, 18 years and older at the time of informed consent, who has a histologically confirmed diagnosis of endometrial carcinoma, endometroid histology, that is not MSI-H or dMMR.

Documented evidence of advanced (Stage III or IV), or recurrent EC.

Must have a recurrence or progressed on a platinum containing chemotherapy regimen and are not candidates for curative surgery or radiation

Has historical or fresh tumor biopsy specimen for confirmation of mismatch repair (MMR) status as not MSI-H or dMMR.

Disqualifiers

Brain metastasis: Brain metastases must be asymptomatic, fully treated and stable and not requiring steroids within 4 weeks prior to study treatment initiation.

Has carcinosarcoma (malignant mixed mullerian tumor), serous carcinoma, endometrial leiomyosarcoma and endometrial stromal sarcomas.

Has failed treatment of lenvatinib + pembrolizumab in prior lines of therapy.

Prior anticancer treatment within 28 days (or 5 times the half-life time, whichever is shorter) or any investigational agent within 30 days prior to the first dose of study drugs. All acute toxicities related to prior treatments must be resolved to Grade less than or equal to 1.

Trial design

Design model

Parallel

Treatments tested in this trial

  • EG-007

    Drug

    A Repurposed Drug

  • Pembrolizumab 100 mg/ 4 ml (25 mg/ml) Injection

    Drug

    Pembrolizumab will be provided as a sterile, preservative-free, clear to slightly opalescent, colorless to slightly yellow solution that requires dilution for intravenous infusion. Each vial contains 100 mg of pembrolizumab in 4 mL of solution.

  • Lenvatinib Capsules

    Drug

    Lenvatinib will be provided as 4-mg and 10-mg capsules. Lenvatinib is formulated with calcium carbonate, mannitol, microcrystalline cellulose, hydroxypropylcellulose, low-substituted hydroxypropylcellulose, and talc.

Treatment groups

450 Participants
are divided into 2 treatment groups
Group A: Arm 1: EG-007+ Len+Pem RegimenExperimental treatment 3 interventions
Group B: Arm 2: Len+Pem RegimenActive comparator 2 interventions

Trial outcomes

Primary outcomes

1

Progression-free survival (PFS)

Progression-free survival (PFS) by RECIST v1.1 treatment vs. control group

Time frame
Up to 35 Cycles of 21 days

Secondary outcomes

1

Objective Response Rate (ORR)

Objective Response Rate (ORR) treatment vs. control group

Time frame
Up to 35 Cycles of 21 days
2

Overall survival (OS)

Overall survival (OS) treatment vs. control group

Time frame
Up to 35 Cycles of 21 days
3

Duration of response (DOR)

Duration of response (DOR) treatment vs. control group

Time frame
Up to 35 Cycles of 21 days
4

Disease control rate

Disease control rate (DCR: CR + PR + stable disease \[SD\]) treatment vs. control group

Time frame
Up to 35 Cycles of 21 days

Other outcomes

Locations

This trial has no locations.

Sponsors and contacts

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