letrozole CD 17 no ovulation

Iesha • Married 💍 32. Angel baby 01.25.19 👼🏼 - 🌈💙 july 24th 2020, 💙🩷 Twins November 30th 2023

I did a round of 10day progesterone. Withdrawal bleeding started 10days after. Followed by letrozole on bleeding day 3-7. Today is cd17 and no peaks yet. I find myself getting so discouraged. I have PCOS. Been trying for over 18m. This is my first round letrozole.