Randomization and Trial Supply Management (RTSM) encompasses software and services that allocate participants to study arms and coordinate investigational product logistics, ensuring blinding, compliance, and real‑time inventory control. The Randomization and Trial Supply Management market size is a critical barometer of clinical‑trial efficiency, directly influencing drug development timelines and cost structures. According to industry analyses, the market was valued at approximately $1.12 billion in 2025 and is projected to expand at a CAGR of 9.5% from 2026 to 2033, driven by the surge in decentralized trials, heightened regulatory scrutiny on supply chain integrity, and rapid adoption of cloud‑based randomization platforms. Key forces shaping the landscape include (1) advanced analytics and AI‑enabled randomization algorithms, (2) stricter FDA and EMA guidelines on drug accountability, and (3) intensified competition among CDMO‑integrated RTSM providers. North America remains the largest region, while Asia‑Pacific is emerging as the fastest‑growing market, propelled by expanding clinical‑trial ecosystems in China, India, and Japan.