Economic Impact of Switching From Metoprolol to Nebivolol for Hypertension Treatment

You may be eligible if

• Be at least 18 years old at initiation of metoprolol (or first date on metoprolol treatment between 2007 and 2011)
• Had one or more inpatient or outpatient claims with a primary or non-primary diagnosis of hypertension (ICD-9-CM 401.xx-405.xx)
• Received nebivolol treatment continuously (defined as supply gap \<30 days) for at least 6 months after initiation
• Received metoprolol treatment continuously for at least 6 months prior to switching to (initiation of) nebivolol (defined as metoprolol was discontinued whereas a prescription for nebivolol was filled)
• Had at least 12 months of continuous enrollment (as verified using enrollment file): 6 month prior to nebivolol initiation and 6 months following nebivolol initiation.