Introduction: Scientific Backbone and Clinical Decision Support | Case Study 1: The Gold Standard (Well-Equipped Clinic With BCTT) | Scenario | Clinical screen (documentation checkpoint) | Prescription anchored to BCTT | Case Study 2: Resource-Limited Setting with Mandatory Safety Guardrails | Screening surfaces early-phase contraindication | Hard stop inside prescribe_ppcs() | Additional Notes for Deployments Beyond These Examples | Evidence Base and Limitations | References