A Phase I Study of SIM0532 in Adult Participants With Advanced Solid Tumors
An Open-label, Multicenter, First-in-human Phase I Study to Evaluate the Safety, Tolerability, Pharmacokinetics, and Preliminary Antitumor Activity of SIM0532 in Adult Participants With Advanced Solid Tumors
2 other identifiers
interventional
346
1 country
6
Brief Summary
an open-label, multicenter, Phase I study designed to evaluate the safety, tolerability, efficacy, and pharmacokinetic/pharmacodynamic (PK/PD) characteristics of SIM0532 in participants with advanced solid tumors. The study commences with a dose-escalation part (Part 1), followed by a dose-expansion part (Part 2).
Trial Health
Trial Health Score
Automated assessment based on enrollment pace, timeline, and geographic reach
participants targeted
Target at P75+ for phase_1
Started Mar 2026
Longer than P75 for phase_1
6 active sites
Health score is calculated from publicly available data and should be used for screening purposes only.
Trial Relationships
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Study Timeline
Key milestones and dates
Study Start
First participant enrolled
March 31, 2026
CompletedFirst Submitted
Initial submission to the registry
August 3, 2026
CompletedFirst Posted
Study publicly available on registry
August 6, 2026
CompletedPrimary Completion
Last participant's last visit for primary outcome
June 30, 2028
ExpectedStudy Completion
Last participant's last visit for all outcomes
June 30, 2030
August 6, 2026
April 1, 2026
2.3 years
August 3, 2026
August 3, 2026
Conditions
Outcome Measures
Primary Outcomes (4)
Part 1: Dose-limiting toxicity (DLT)
Cycle 1 Day 1 (C1D1) to Cycle 1 Day 21 (C1D21)
Part 1: Safety: Incidence and severity of adverse events (AEs) and serious adverse events (SAEs)
From informed consent signing to 30 days after the last dose
Part 2: Incidence and severity of subjects with AEs/SAEs
From informed consent signing to 30 days after the last dose
Part 2: Objective response rate (ORR)
About 24 months.
Secondary Outcomes (6)
Maximum plasma concentration (Cmax)
About 24 months
Duration of response (DOR)
About 24 months
Disease control rate (DCR)
About 24 months
Time to response (TTR)
About 24 months
Overall survival (OS)
About 24 months
- +1 more secondary outcomes
Study Arms (1)
Oral SIM0532
EXPERIMENTALInterventions
Eligibility Criteria
You may qualify if:
- \. Signed the informed consent form prior to performing the specified procedures required by the study.
- \. Aged ≥18 years.
- \. Eastern Cooperative Oncology Group (ECOG) performance status score of 0 or 1.
- \. Expected survival ≥12 weeks.
- \. Laboratory test results indicating sufficient organ function.
- \. At least one measurable lesion per RECIST v1.1;
You may not qualify if:
- \. A history of other malignant tumors within 2 years.
- \. With symptomatic central nervous system (CNS) metastases.
- \. Gastrointestinal diseases that affect drug administration/absorption.
- \. Known psychiatric disorders or substance abuse that may interfere with the conduct of the study.
- \. Uncontrolled pleural effusion, pericardial effusion or ascites requiring drainage or medical intervention within 4 weeks.
- \. Any active infection requiring systemic treatment within 2 weeks.
- \. A history of non-infectious pneumonia requiring oral or intravenous steroid therapy for recovery, or interstitial lung disease (ILD) or severe obstructive pulmonary disease.
- \. Previous treatment with RAS-targeting therapies other than RAS (OFF) inhibitors.
- \. Failure to recover from adverse events (AEs) caused by previous antineoplastic therapy.
- \. Currently participating in or having participated in a study of other investigational drugs or devices within 4 weeks.
- \. Major surgery within 4 weeks.
- \. Previous antineoplastic therapy before the first dose of study treatment should have a certain wash-out period
- \. Vaccination with any live vaccine within 4 weeks.
- \. Known human immunodeficiency virus (HIV) infection or acquired immunodeficiency syndrome (AIDS).
- \. Active hepatitis B virus (HBV) or hepatitis C virus (HCV) infection;
- +4 more criteria
Contact the study team to confirm eligibility.
Sponsors & Collaborators
Study Sites (6)
The First Affiliated Hospital of University of Science and Technology of China
Hefei, Anhui, China
The First Hospital of China Medical University
Shenyang, Liaoning, China
Shandong Cancer Hospital and Institute
Jinan, Shandong, China
Fudan University Shanghai Cancer Center
Shanghai, Shanghai Municipality, China
Shanghai Pulmonary Hospital
Shanghai, Shanghai Municipality, China
Zhejiang Cancer Hospital
Hangzhou, Zhejiang, China
Study Design
- Study Type
- interventional
- Phase
- phase 1
- Allocation
- NA
- Masking
- NONE
- Purpose
- TREATMENT
- Intervention Model
- SINGLE GROUP
- Sponsor Type
- INDUSTRY
- Responsible Party
- SPONSOR
Study Record Dates
First Submitted
August 3, 2026
First Posted
August 6, 2026
Study Start
March 31, 2026
Primary Completion (Estimated)
June 30, 2028
Study Completion (Estimated)
June 30, 2030
Last Updated
August 6, 2026
Record last verified: 2026-04