A Phase I Study, Evaluating the Safety, Pharmacokinetics and Efficacy of PRJ1-3024 in Subjects With Advanced Solid Tumors

Inclusion Criteria

• Histologically or cytologically confirmed locally advanced (unresectable) or metastatic r/r solid tumors for which no standard therapy is available or for whom standard therapy is considered unsuitable or intolerable.
• Male or non-pregnant, non-lactating female subjects age ≥18 years.
• ECOG Performance Status 0~2.
• Has at least 1 measurable lesion as defined by RECIST 1.1 criteria .
• Life expectancy of >3 months, in the opinion of the Investigator.
• Able to take oral medications and willing to record daily adherence to investigational product.
• Adequate hematologic parameters unless clearly due to the disease under study.
• Adequate renal and hepatic function
• Able to understand and willing to sign a written informed consent form. Key

Exclusion Criteria

• History of another malignancy
• Known symptomatic brain metastases requiring >10 mg/day of prednisolone.
• Significant cardiovascular disease
• Known active HBV, HCV, AIDS-related illness.
• Has received a live vaccine within 30 days
• History of active autoimmune disorders or ongoing immunosuppressive therapy.
• Receiving concurrent anti-cancer therapy, investigational product, strong inhibitors or inducers of cytochrome P450 3A (CYP3A) .
• Prior treatment with hematopoietic progenitor kinase 1 (HPK1) inhibitors.