A Dose Escalation Study of SHP2 Inhibitor in Patients With Solid Tumors Harboring KRAS of EGFR Mutations

Key Inclusion Criteria:

Male or female at least 18 years of age at the time of signing the ICF prior to initiation of any study specific activities/procedures
Advanced malignant solid tumors with KRAS or EGFR mutations diagnosed by histology or cytology
Relapsed or refractory to, or intolerant of, or refuse approved or standard of care established therapy known to provide clinical benefit for disease
At least 1 measurable target lesion that meets the definition of RECIST v1.1
ECOG Performance Status of 0 or 1
Demonstrate adequate organ function
Must be able to swallow oral medications and must not have gastrointestinal abnormalities that significantly affect drug absorption

Key Exclusion Criteria:

History of another concurrent malignancy within 3 years prior to study entry, unless the malignancy was treated with curative intent and the likelihood of relapse is <5% in 2 years Note: Subjects with a history of squamous or basal cell carcinoma of the skin or carcinoma in the situ of the cervix may be enrolled
Untreated or symptomatic central nervous system (CNS) metastases Note: Subjects with asymptomatic treated CNS metastases are eligible provided they have been clinically stable and not requiring steroids for at least 4 weeks
Clinically significant cardiovascular disease, including stroke or myocardial infarction within 6 months
Any unresolved Grade 2 or greater toxicity from previous anti-cancer therapy, except alopecia, within 4 weeks of first study treatment administration
Active autoimmune diseases or history of autoimmune diseases that may relapse
Pregnant or nursing
Prior treatment with any SHP2 inhibitors
Any condition that required systemic treatment with either corticosteroids (>10 mg daily of prednisone or equivalent) or other immunosuppressive medication ≤14 days before the first study treatment administration
Treatment with other investigational drugs/devices within 4 weeks prior to first study treatment administration