Study of Durvalumab + Tremelimumab, Durvalumab, and Placebo in Limited Stage Small-Cell Lung Cancer in Patients Who Have Not Progressed Following Concurrent Chemoradiation Therapy (ADRIATIC)

AstraZeneca

Status and phase: Active, not recruiting; Phase 3

Conditions: Small Cell Lung Cancer

Treatments: Drug: Durvalumab; Other: Placebo; Drug: Tremelimumab

Study type: Interventional

Funder types: Industry

Identifiers

NCT03703297

2018-000867-10 (EudraCT Number)

D933QC00001

Details and patient eligibility

About

This is a Phase III, Randomized, Double-blind, Placebo-controlled, Multi-center, International Study of Durvalumab or Durvalumab and Tremelimumab as Consolidation Treatment for Patients with LS-SCLC Who Have Not Progressed Following Concurrent Chemoradiation Therapy

Enrollment: 730 patients

Sex: All

Ages: 18 to 130 years old

Volunteers: No Healthy Volunteers

Inclusion criteria

1. Histologically or cytologically documented limited-stage small cell lung cancer (stage I-III).
2. Received 4 cycles of chemotherapy concurrent with radiotherapy, which must be completed within 1 to 42 days prior to randomization and the first dose of IP. Chemotherapy must contain platinum and IV etoposide. Radiotherapy must be either total 60-66 Gy over 6 weeks for the standard QD regimen or total 45 Gy over 3 weeks for hyperfractionated BD schedules.
3. PCI may be delivered at the discretion of investigator and local standard of care, and must be conducted after the end of cCRT and completed between 1 to 42 days to first dose of IP.

4 .Have not progressed following definitive concurrent chemoradiation 5 .Life expectancy ≥ 12 weeks at Day 1. 6. ECOG 0 or 1 at enrolment.

Exclusion criteria

1. Extensive-stage SCLC
2. Active or prior documented autoimmune or inflammatory disorders
3. Uncontrolled intercurrent illness, including but not limited to interstitial lung disease.
4. Active infection including tuberculosis, HIV, hepatitis B and C
5. Patients who received sequential chemotherapy and radiotherapy (no overlap of RT with chemotherapy)

Trial design

Primary purpose: Treatment

Allocation: Randomized

Interventional model: Parallel Assignment

Masking: Triple Blind

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730 participants in 3 patient groups, including a placebo group

Durvalumab + Placebo

Experimental group

Description:

Durvalumab monotherapy: Durvalumab (1500 mg intravenous \[IV\]) q4w in combination with placebo saline solution (IV) q4w for up to 4 doses/cycles each, followed by durvalumab 1500 mg q4w. The first durvalumab monotherapy 1500 mg dose q4w will be 4 weeks after the final dose of durvalumab in combination with placebo saline solution.

Treatment:

Other: Placebo

Drug: Durvalumab

Durvalumab + Tremelimumab

Experimental group

Description:

Durvalumab in combination with tremelimumab: Durvalumab (1500 mg IV) q4w in combination with tremelimumab (75 mg IV) q4w for up to 4 doses/cycles each, followed by durvalumab 1500 mg q4w. The first durvalumab monotherapy 1500 mg dose q4w will be 4 weeks after the final dose of durvalumab in combination with tremelimumab.

Treatment:

Drug: Tremelimumab

Drug: Durvalumab

Placebo + Placebo

Placebo Comparator group

Description:

Placebo: Placebo saline solution (IV) q4w in combination with a second placebo saline solution (IV) q4w for up to 4 doses/cycles each, followed by a single placebo saline solution q4w. The first placebo saline solution monotherapy dose q4w will be 4 weeks after the final dose of the 2 placebo saline solutions in combination.

Treatment:

Other: Placebo