GH21 Capsules for Advanced Solid Tumors: A Study on Safety and Early Results

A Multicenter, Open-label Phase I Clinical Study Evaluating the Safety, Tolerability, Pharmacokinetic Characteristics, and Preliminary Efficacy of GH21 Capsules in Subjects With Advanced Solid Tumors

Evaluate the safety and tolerability of GH21 in patients with advanced solid tumors.

Estimate the maximum tolerated dose (MTD) in patients with advanced solid tumors.

Inclusion Criteria:

1. Male or female subjects greater than or equal to 18 years old；
2. Written informed consent obtained prior to any study-related procedure being performed;
3. Subjects with life expectancy ≥3 months;
4. Eastern Cooperative Oncology Group performance score 0 - 2;
5. Subjects must have histologically or cytologically confirmed advanced or metastatic solid tumor;
6. At least one measurable lesion based on RECIST version 1.1 .

Exclusion Criteria:

1. History of other malignancies within 3 years before screening,unless radical non-melanoma skin cancer or basal cell carcinoma of the skin or carcinoma in the situ of the cervix;
2. Have central nervous system metastases;
3. Prior treatment with SHP2 inhibitor;
4. Have major surgery within 28 days prior to the first dose of GH21;
5. Left ventricular ejection fraction (LVEF) <50 %;
6. Females who are pregnant or breastfeeding ;
7. Active hepatitis B virus (HBV) or hepatitis C virus (HCV) infection;
8. Conditions that the investigator considers inappropriate for participation in this clinical trial.