Eveprim Evening Primrose Oil

Hello po, I'm 39 weeks and 1 day, naka ilang primrose at pineapple can, walking at squat wala parin signs of labor. Tanong ko lang po, ung evening primrose po ba na tinatake orally ay pwedi din sya i'insert sa pwerta? Or ibang primrose ung pang insert? Thank you po sa makakasagot.