Figure 2From: Economic impact of switching to fixed-dose combination therapy for Japanese hypertensive patients: a retrospective cost analysis Changes in prescription pattern during the study period. The dotted line indicates the ratio of FDC drugs to the total ARB prescriptions and the solid line indicates the number of ARB prescriptions (including FDC drugs) per month. A 4-month time window from December 2010 to April 2011 was set to capture FDC switching after the policy change relaxing the prescription-term restriction.Back to article page