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Fig. 1 | BMC Health Services Research

Fig. 1

From: The impact of the ‘Better Care Better Value’ prescribing policy on the utilisation of angiotensin-converting enzyme inhibitors and angiotensin receptor blockers for treating hypertension in the UK primary care setting: longitudinal quasi-experimental design

Fig. 1

Adjusted monthly number of prescriptions for the six antihypertensive drug classes. a time point when generic perindopril became available (October 2007); b time point when BCBV policy was implemented April 2009); c time point when generic losartan launched (July 2010); ACEIs: Angiotensin converting enzyme inhibitors; ARBs: Angiotensin receptor blockers; CCBs: Calcium channel blockers; BBs: Beta-blockers

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