“Repeat-dose toxicity studies of up to 3 months in rats and monkeys with QD, Q2D, every 3 days (Q3D), and/or once weekly (QW) PO dosing were performed.”
Up to 3-month oral rat and cynomolgus monkey studies, dosed every other day (Q2D)
“Repeat-dose toxicity studies of up to 3 months in rats and monkeys with QD, Q2D, every 3 days (Q3D), and/or once weekly (QW) PO dosing were performed. Since dose range-finding pilot studies with daily dosing showed intolerability in both species, the Q2D regimen showed improved tolerability.”