PI3K Inhibitors for the Treatment of Relapsed/Refractory Indolent T/NK-cell Lymphomas

Inclusion Criteria: the proportion of patients whose tumors have not progressed after treatment over a specific period of time. Specifically, DCR includes the percentage of patients who achieve complete response (CR), partial response (PR), and stable disease (SD). Exclusion Criteria: Here is the translated text: 1. Subjects who have previously used any PI3K inhibitors; 2. Clinical conditions of dysphagia, malabsorption, or other chronic gastrointestinal diseases that may interfere with compliance and/or absorption of the study drug; 3. Unable to discontinue medications that may prolong the QT interval (such as antiarrhythmic drugs) during the study period; 4. Active viral, bacterial, or fungal infections requiring treatment (e.g., pneumonia); 5. HBV or HCV infection (defined as HBsAg and/or HBcAb positive with HBV DNA copy number ≥ upper limit of normal reference value) or acute or chronic active hepatitis C (HCV) antibody positive; 6. History of immunodeficiency, including HIV positive, or other acquired or congenital immunodeficiency diseases, or history of organ transplantation, or history of allogeneic bone marrow or hematopoietic stem cell transplantation; 7. Received autologous hematopoietic stem cell transplantation within 90 days before the first dose of study treatment; 8. Presence of severe or uncontrolled cardiovascular disease; 9. Presence of severe concomitant diseases that endanger patient safety or are deemed by the investigator to affect the completion of the study (e.g., uncontrolled hypertension, diabetes, thyroid disease); 10. Pregnant or breastfeeding female patients, or baseline pregnancy test positive for women of childbearing potential; 11. Diagnosed or treated for other malignancies within the past 5 years; 12. Any other condition that the investigator deems unsuitable for participation in the study.