A Global Study to Assess the Effects of Durvalumab + Domvanalimab Following Concurrent Chemoradiation in Participants With Stage III Unresectable NSCLC (PACIFIC-8)
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ClinicalTrials.gov Identifier: NCT05211895 |
Recruitment Status :
Recruiting
First Posted : January 27, 2022
Last Update Posted : May 6, 2023
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Condition or disease | Intervention/treatment | Phase |
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Non-Small Cell Lung Cancer | Drug: Durvalumab Drug: Domvanalimab Other: Placebo | Phase 3 |
Study Type : | Interventional (Clinical Trial) |
Estimated Enrollment : | 860 participants |
Allocation: | Randomized |
Intervention Model: | Parallel Assignment |
Masking: | Quadruple (Participant, Care Provider, Investigator, Outcomes Assessor) |
Masking Description: | Double-blind |
Primary Purpose: | Treatment |
Official Title: | A Phase III, Randomised, Double-blind, Placebo-controlled, Multicentre, International Study of Durvalumab Plus Domvanalimab(AB154) in Participants With Locally Advanced (Stage III), Unresectable Non-small Cell Lung Cancer Whose Disease Has Not Progressed Following Definitive Platinum-based Concurrent Chemoradiation Therapy |
Actual Study Start Date : | February 18, 2022 |
Estimated Primary Completion Date : | June 2, 2027 |
Estimated Study Completion Date : | September 28, 2029 |

Arm | Intervention/treatment |
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Experimental: Arm A: Durvalumab + Domvanalimab
Durvalumab and domvanalimab as an IV infusion q4w, starting on Day 1 for up to a maximum of 12 months
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Drug: Durvalumab
Durvalumab IV (Intravenous infusion) Drug: Domvanalimab Domvanalimab IV (Intravenous infusion) |
Active Comparator: Arm B: Durvalumab + Placebo
Durvalumab + placebo as an IV infusion q4w starting on Day 1 for up to a maximum of 12 months
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Drug: Durvalumab
Durvalumab IV (Intravenous infusion) Other: Placebo Placebo IV (Intravenous infusion) |
- Progression Free Survival (PFS) [ Time Frame: Up to 8 years after first patient randomised ]Defined as time from randomisation until progression per RECIST 1.1 as assessed by Blinded Independent Central Review (BICR), or death due to any cause in participants with PD-L1 TC ≥ 50%.
- Progression Free Survival (PFS) [ Time Frame: Up to 8 years after first patient randomised ]Defined as time from randomisation until progression per RECIST 1.1 as assessed by Blinded Independent Central Review (BICR), or death due to any cause in participants with PD-L1 TC ≥ 1%
- Overall Survival (OS) [ Time Frame: Approximately 8 years after first patient randomized ]Overall Survival (OS)
- Objective Response Rate (ORR) [ Time Frame: Approximately 8 years after first patient randomized ]Objective Response Rate (ORR) per RECIST 1.1 as assessed by BICR
- Duration of Response (DoR) [ Time Frame: Approximately 8 years after first patient randomized ]Duration of Response (DoR) using BICR assessment according to RECIST 1.1
- Time from randomization to second progression (PFS2) [ Time Frame: Approximately 8 years after first patient randomized ]Time from randomization to second progression (PFS2)
- Time from randomization to first date of distant metastasis or death (TTDM) [ Time Frame: Approximately 8 years after first patient randomized ]Time from randomization until the first date of distant metastasis or death in the absence of distant metastasis (TTDM).
- Time to first subsequent therapy (TFST) [ Time Frame: Approximately 8 years after first patient randomized ]Time to first subsequent therapy (TFST)
- Concentration of Durvalumab and Domvanalimab [ Time Frame: Approximately 12 weeks after last IP dose ]The pharmacokinetics (PK) of Durvalumab and Domvanalimab as determined by concentration
- PFS6, PFS12, PFS18, PFS24 [ Time Frame: Approximately 6, 12, 18 and 24 months after last patient randomized ]PFS at 6, 12, 18 and 24 months (proportion per Kaplan-Meier)
- Anti-Drug Antibodies (ADAs) [ Time Frame: Approximately 12 weeks after last IP dose. ]The immunogenicity of Durvalumab and domvanalimab as assessed by presence of Anti-Drug Antibodies (ADAs)
- Time to deterioration in pulmonary symptoms (TTFCD) [ Time Frame: Approximately 8 years after first patient randomized ]Time to deterioration in pulmonary symptoms (TTFCD)

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Ages Eligible for Study: | 18 Years and older (Adult, Older Adult) |
Sexes Eligible for Study: | All |
Accepts Healthy Volunteers: | No |
INCLUSION CRITERIA:
- Participant must be ≥ 18 years at the time of screening.
- Histologically- or cytologically-documented NSCLC and have been treated with concurrent CRT for locally advanced, unresectable (Stage III) disease
- Provision of a tumour tissue sample obtained prior to CRT
- Documented tumour PD-L1 status ≥ 1% by central lab
- Documented EGFR and ALK wild-type status (local or central).
- Patients must not have progressed following definitive, platinum-based, concurrent chemoradiotherapy
- Participants must have received at least 2 cycles of platinum-based chemotherapy concurrent with radiation therapy
- Participants must have received a total dose of radiation of 60 Gy ±10% (54 Gy to 66 Gy) as part of the chemoradiation therapy, to be randomised. Radiation therapy should be administered by intensity modulated RT (preferred) or 3D-conforming technique.
- WHO performance status of 0 or 1 at randomization
- Adequate organ and marrow function
EXCLUSION CRITERIA:
- History of another primary malignancy except for malignancy treated with curative intent with no known active disease ≥ 5 years before the first dose of study intervention and of low potential risk for recurrence. Exceptions include adequately resected non-melanoma skin cancer and curatively treated in situ disease, or adequately treated carcinoma in situ or Ta tumours treated with curative intent and without evidence of disease.
- Mixed small cell and non-small cell lung cancer histology.
- Participants who receive sequential (not inclusive of induction) chemoradiation therapy for locally advanced (Stage III) unresectable NSCLC.
- Participants with locally advanced (Stage III) unresectable NSCLC who have progressed during platinum-based cCRT.
- Any unresolved toxicity CTCAE >Grade 2 from the prior chemoradiation therapy (excluding alopecia).
- Participants with ≥ grade 2 pneumonitis from prior chemoradiation therapy.
- History of idiopathic pulmonary fibrosis, drug-induced pneumonitis, or idiopathic pneumonitis - regardless of time of onset prior to randomisation. Evidence of active non-CRT induced pneumonitis (≥ Grade 2), active pneumonia, active ILD, active or recently treated pleural effusion, or current pulmonary fibrosis
- Active or prior documented autoimmune or inflammatory disorders (with exceptions)
- Active EBV infection, or known or suspected chronic active EBV infection at screening
- Current or prior use of immunosuppressive medication within 14 days before the first dose of durvalumab.

To learn more about this study, you or your doctor may contact the study research staff using the contact information provided by the sponsor.
Please refer to this study by its ClinicalTrials.gov identifier (NCT number): NCT05211895
Contact: AstraZeneca Clinical Study Information Center | 1-877-240-9479 | information.center@astrazeneca.com |

Principal Investigator: | Hidehito Horinouchi, MD, PhD | National Cancer Center Hospital | |
Principal Investigator: | Alexander Spira, MD, PhD | Virginia Cancer Specialists Research Institute | |
Principal Investigator: | Jinming Yu, MD, PhD | Shandong Cancer Hospital and Institute |
Responsible Party: | AstraZeneca |
ClinicalTrials.gov Identifier: | NCT05211895 |
Other Study ID Numbers: |
D9075C00001 2021-004327-32 ( EudraCT Number ) |
First Posted: | January 27, 2022 Key Record Dates |
Last Update Posted: | May 6, 2023 |
Last Verified: | March 2023 |
Studies a U.S. FDA-regulated Drug Product: | Yes |
Studies a U.S. FDA-regulated Device Product: | No |
non-small cell lung cancer locally advanced NSCLC |
Lung Neoplasms Carcinoma, Non-Small-Cell Lung Respiratory Tract Neoplasms Thoracic Neoplasms Neoplasms by Site Neoplasms Lung Diseases |
Respiratory Tract Diseases Carcinoma, Bronchogenic Bronchial Neoplasms Durvalumab Antineoplastic Agents, Immunological Antineoplastic Agents |