The impact of "4 + 7" volume-based drug procurement on the volume, expenditures, and daily costs of antihypertensive drugs in Shenzhen, China: an interrupted time series analysis.

ABSTRACT:

Background

In 2019, Chinese government launched a nationwide volume-based drug procurement aiming at reducing drug prices and saving drug costs through economies of scale, which aroused widespread attention. The first round of the policy pilot was implemented in 4 municipalities and 7 sub-provincial cities, referred to as "4 + 7" policy. In the "4 + 7" policy, 7 antihypertensive drugs were included. This study was conducted to evaluate the impact of "4 + 7" policy on the use of policy-related antihypertensive drugs.

Method

This study applied single-group Interrupted Time Series (ITS) design. We used drug purchasing data from the Centralized Drug Procurement Survey in Shenzhen 2019, covering 24 months from January 2018 to December 2019. Antihypertensive drugs related to "4 + 

SUBMITTER: Yang Y 

PROVIDER: S-EPMC8620621 | biostudies-literature | 2021 Nov

REPOSITORIES: biostudies-literature