in the IQVIA Real World Data: Longitudinal Prescription (IQVIA LRx) database from 2009
through 2018, excluding formulations not approved for opioid addiction. This database
contains prescriptions from retail and nonretail pharmacies linked to individuals across
years, pharmacies, and payment sources. The proportion of the population covered in the
data set increased from 76.5% in 2009 to 92.0% in 2018. Calculated buprenorphine rates …