the development of rats was studied for 3 postnatal weeks after prenatal medication with diazepam ( 10 mg/kg/day ) , phenytoin ( 50 mg/kg/day ) , or tofizopam ( 50 mg/kg twice daily ) given by gastric intubation from day 7 to 21 of pregnancy .
C0031507
phenytoin
C0032961
pregnancy