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First in Human Study of AZD9592 in Solid Tumors

A Phase I, Multicenter, Open-label, First-in-Human, Dose Escalation and Expansion Study of AZD9592 as Monotherapy and in Combination With Anti-cancer Agents in Patients With Advanced Solid Tumors

Status
Active, not recruiting
Phases
Phase 1
Study type
Interventional
Source
ClinicalTrials.gov
Registry ID
NCT05647122
Acronym
EGRET
Enrollment
167
Registered
2022-12-12
Start date
2022-12-21
Completion date
2028-08-03
Last updated
2026-06-11

For informational purposes only — not medical advice. Sourced from public registries and may not reflect the latest updates. Terms

Conditions

Advanced Solid Tumours, Carcinoma Non-small Cell Lung, Colorectal Neoplasms, Head and Neck Neoplasms

Keywords

Cancer, First in Human, Antibody Drug Conjugate, Solid Tumour, Phase I

Brief summary

This is a first-in-human (FIH) Phase I, multi-center, open-label, study of AZD9592, in patients with advanced solid tumors. The study consists of several study modules, each evaluating the safety, tolerability, preliminary efficacy, pharmacokinetics (PK), pharmacodynamics, anti-tumor activity, and immunogenicity of AZD9592, as monotherapy or in combination with anti-cancer agents.

Interventions

Varying doses of AZD9592

DRUGOsimertinib

tablets administered orally

DRUG5-Fluorouracil (5-FU)

IV infusion

DRUGLeucovorin

IV infusion

DRUGBevacizumab

IV infusion

Sponsors

AstraZeneca
Lead SponsorINDUSTRY

Study design

Allocation
NON_RANDOMIZED
Intervention model
PARALLEL
Primary purpose
TREATMENT
Masking
NONE

Eligibility

Sex/Gender
ALL
Age
18 Years to No maximum
Healthy volunteers
No

Inclusion criteria

Key Inclusion Criteria: * Age ≥ 18 years * Eastern Cooperative Oncology Group (ECOG) Performance Status: 0-1 * Life expectancy ≥ 12 weeks * Measurable disease per RECIST v1.1 * Adequate organ and marrow function as defined in the protocol Additional Inclusion Criteria for Module 1: • Histologically or cytologically confirmed metastatic or locally advanced EGFRmut., NSCLC; metastatic EGFRwt. NSCLC; recurrent or metastatic HNSCC of the oral cavity; metastatic CRC. Additional Inclusion Criteria for Module 2: • Histologically or cytologically confirmed metastatic NSCLC EGFRmut. Additional Inclusion Criteria for Module 3: • Histologically or cytologically confirmed metastatic CRC. Key

Exclusion criteria

* History of (non-infectious) ILD/pneumonitis that required steroids, has current ILD/pneumonitis, or where suspected ILD/pneumonitis cannot be ruled out by imaging at screening. * Spinal cord compression or a history of leptomeningeal carcinomatosis. * Active infection including tuberculosis and HBV, HCV or HIV * Brain metastases unless treated (prior treatment required only for Module 1), asymptomatic, stable, and not requiring continuous corticosteroids at a dose of \> 10 mg prednisone/day or equivalent for at least 2 weeks prior to start of study treatment. * Participants with cardiac comorbidities as defined in the study protocol

Design outcomes

Primary

MeasureTime frameDescription
Incidence of Adverse Events (AEs)From time of Informed Consent to 30 days post last dose of AZD9592Number of patients with adverse events by system organ class and preferred term
Incidence of Serious Adverse Events (SAEs)From time of Informed Consent to 30 days post last dose of AZD9592Number of patients with serious adverse events by system organ class and preferred term
Incidence of dose-limiting toxicities (DLT) as defined in the protocolFrom time of first dose of AZD9592 to end of DLT period (approximately 21 days)Number of patients with at least 1 dose-limiting toxicity (DLT), which is any toxicity defined as a DLT in the Clinical Study Protocol
Incidence of baseline laboratory finding, ECG and vital signs changesFrom time of Informed Consent to 30 days post last dose of AZD9592measured by laboratory and vital sign variables over time including change from baseline
Proportion of patients with radiological response (ORR)From date of first dose of AZD9592 up until progression, or the last evaluable assessment in the absence of progression (approximately 2 years)Assessed by overall response rate (ORR) defined as the proportion of patients who have a confirmed complete or partial radiological response by the Investigator according to RECIST v1.1 (for patients in the dose expansion cohorts, only)

Secondary

MeasureTime frameDescription
Objective Response Rate (ORR)From date of first dose of AZD9592 up until progression, or the last evaluable assessment in the absence of progression (approximately 2 years)The percentage or number of patients with a confirmed investigator assessed complete or partial response according to response criteria in solid tumours (RECIST v1.1)
Duration of Response (DoR)From date of first dose of AZD9592 up until progression, or the last evaluable assessment in the absence of progression (approximately 2 years)The time from date of first response until date of disease progression or last evaluable assessment (RECIST v1.1) in the absence of progression
Disease Control Rate (DCR) at 12 weeksFrom date of first dose of AZD9592 up until progression, or the last evaluable assessment in the absence of progression (for each patient this is expected to be measured at 12 weeks)The percentage of patients with confirmed CR or PR or having SD maintained (RECIST v1.1) for \>=11 weeks from first dose
Progression free Survival (PFS)From date of first dose of AZD9592 up until date of progression or death due to any cause (approximately 2 years)The time from first dose until RECIST 1.1 defined disease progression or death due to any cause
Overall Survival (OS)From date of first dose of AZD9592 up until the date of death due to any cause (approximately 2 years)The time from the date of the first dose of study treatment until death due to any cause.
Pharmacokinetics of AZD9592: Plasma PK concentrationsFrom date of first dose of AZD9592 up until 30 days post last doseMeasurement of plasma concentrations of AZD9592, total antibody and total unconjugated warhead
Pharmacokinetics of AZD9592: Area under the concentration time curve (AUC)From date of first dose of AZD9592 up until 30 days post last doseMeasurement of PK parameters: Area under the concentration time curve (AUC)
Pharmacokinetics of AZD9592: Maximum plasma concentration of the study drug (C-max)From date of first dose of AZD9592 up until 30 days post last doseMeasurement of PK parameters: Maximum observed plasma concentration of the study drug (C-max)
Pharmacokinetics of AZD9592: Time to maximum plasma concentration of the study drug (T-max)From date of first dose of AZD9592 up until 30 days post last doseMeasurement of PK parameters: Time to maximum observed plasma concentration of the study drug (T-max)
Pharmacokinetics of AZD9592: ClearanceFrom date of first dose of AZD9592 up until 30 days post last doseMeasurement of PK parameters: the volume of plasma from which the study drug is completely removed per unit time (Clearance)
Pharmacokinetics of AZD9592: Half-lifeFrom date of first dose of AZD9592 up until 30 days post last doseMeasurement of PK parameters: Terminal elimination half-life (t 1/2)
Immunogenicity of AZD9592: Anti-Drug Antibodies (ADA)From date of first dose of AZD9592 up until 30 days post last doseEvaluating the number and percentage of patients who develop Anti-drug antibody (ADA) during treatment

Countries

Australia, Canada, China, France, Italy, Japan, Malaysia, South Korea, Spain, Taiwan, United States

Contacts

PRINCIPAL_INVESTIGATORCharu Aggarwal, MD, MPH

University of Pennsylvania

Outcome results

None listed

Source: ClinicalTrials.gov · Data processed: Jun 12, 2026