CD 16 and still no ovulation... first round of femara / letrozole

Alsica • Mama

CD 16 and I take opks once a day and still no ovulation!! I took 5mh CD 3-7 I have to go back CD 21 for blood work to see if I ovulated!! Any advice? Shouldn’t my opks be dark by now ? Did you ovulate between CD 17-21?....