Femara huge question!!!!

Ferrin • I`m a mom of a beautiful 5yr old boy he is my world I got engaged!!! Im a pharmacy technician
So
I'm taking femrar and the clear blue digital ovulation test so for the first 6 days I had the empty circle so low fertility and than I had 4 days of high which I only had the ten day tests and I switched to a cheaper brand n now it's telling me I'm not ovulating at all I dunno what to do or which test is correct anyone have any advice I go see my dr on Tuesday.....