Figure 3From: From prescription drug purchases to drug use periods – a second generation method (PRE2DUP)Refill length distribution of simvastatin (vnr 010940, 10 mg, 98 tablets, ATC C10AA01). The most common refill length (98 days) is the number of tablets in the package, which corresponds to a dosage of 0.33 DDD per day (as 1 tablet per day). Black bars are the original refill times and brownish bars joined ones.Back to article page