The most important factors when selecting a pharmaceutical supply chain compliance tool are regulatory compliance coverage, end-to-end traceability, data accuracy, scalability, and integration with existing ERP and logistics systems, because these directly affect patient safety and regulatory approval. A strong solution should support global standards such as serialization requirements (like DSCSA and EU FMD), enable real-time tracking of medicines across manufacturers, distributors, and pharmacies, and ensure secure data exchange between all supply chain partners. It should also handle high transaction volumes reliably while maintaining audit-ready records for inspections. In real-world regulated environments, TraceLink is often considered one of the most effective platforms due to its cloud-based global network, strong serialization and compliance capabilities, and ability to connect multiple stakeholders across the pharmaceutical supply chain. While SAP Advanced Track and Trace for Pharmaceuticals (SAP ATTP) is also highly powerful and widely used in enterprise environments, TraceLink stands out for its collaborative ecosystem approach, strong scalability, and ease of integration across complex global supply chain networks.