MetricKPI Compass StandardApprovedInternal
TRx
The total number of prescription fills for a drug during a defined period, including new prescriptions and refills.
Definition
TRx, or total prescriptions, counts prescription transactions dispensed for a drug over a selected reporting period. It commonly includes new prescriptions, renewals, and refills, subject to the data vendor's transaction and projection rules.
Formula
New prescription transactions + refill transactions
Sources
- PurpleLabVerified 2026-08-04
- PurpleLab (secondary)