based on previous reports , we selected doses of progesterone ( p ) , desoxycorticosterone acetate ( doca ) , 5-alpha-dihydroprogesterone ( dhp ) and 20-alpha-hydroxyprogesterone ( 20-ohp ) that were expected to have initial facilitative and/or subsequent inhibitory actions on sexual receptivity .
C0033308
progesterone
C0012311
20-alpha-hydroxyprogesterone