first cycle on Femara 2.5 mg you

Mary • I will not give up before my miracle! Mother to 3 girls-21, 15, 7 4 angel babies
What do you think?  Feeling ovulation cramps today on both sides. Clear blue advanced started Saying high 3 days ago but no peak yet or cheap ovulation kits are still negative?  Can I get a positive taking Femara or does it alter the results?