Flow diagram of the clinical trial. Each group contained 3 volunteers, and between periods 1 and 2, there was a washout period of 7 days. Treatment I was administration of RST (single dose of 5 mg, p.o.) with placebo for TJ (2.5 g), whereas treatment II was administration of RST (single dose of 5 mg, p.o.) with TJ (2.5 g). RST, rosuvastatin; TJ, tanjin.