Research Article

The Effect of Grapefruit Juice on the Pharmacokinetics of Tadalafil in Rats

Table 1

Precision and accuracy for tadalafil of QC samples in rat plasma (n = 6).

Added (ng/mL)IntradayInterday
Found (ng/mL)RSD (%)RE (%)Found (ng/mL)RSD (%)RE (%)

2525.97 ± 1.224.693.8824.04 ± 1.998.28−2.00
1000483.99 ± 15.843.272.50493.97 ± 31.096.290.30
15001479.15 ± 67.114.541.201539.65 ± 74.874.86−1.53