The Ovarian Cancer Targeted Therapy Drugs segmentation by Application reflects the therapeutic use cases driving market demand. The primary application categories include First-line Treatment, Second-line Treatment, and Adjuvant Therapy. First-line treatment dominates the segment, accounting for approximately 58% of the market, as it addresses newly diagnosed high-grade serous ovarian cancer patients. Second-line therapy, representing 32%, caters to patients with progressive or relapsed disease, often leveraging PARP inhibitors or antibody-drug conjugates. Adjuvant therapy accounts for the remaining 10%, focusing on post-surgical prevention of recurrence. This segmentation underscores the marketโs reliance on sequential treatment paradigms and the growing emphasis on personalized therapy selection based on biomarker profiles, directly influencing the Ovarian Cancer Targeted Therapy Drugs market size.