In Preclinical CRO segmentation, the Application category is divided into Drug Discovery and Safety Pharmacology. Drug Discovery encompasses target identification, lead optimization, and in vitro/in vivo testing, accounting for 62% of the market share. This segment is driven by pharmaceutical companies seeking to accelerate early-stage development pipelines. Safety Pharmacology focuses on toxicity profiling, cardiovascular, and respiratory safety assessments, contributing 38% of the market. This segment is critical for regulatory compliance, ensuring compounds meet safety benchmarks before clinical trials. Together, these applications define the functional scope of Preclinical CRO services, with Drug Discovery dominating due to its foundational role in R&D.