Spotting on Letrozole

Adry • 29 with PCOS, married, TTC for 2yrs 6 clomid cycles and 8 letrozole, chemical pregnancy loss September 2019 trying again with IVF first FET ended In miscarriage in September 2020 and now waiting to start FET 2 🌈👼🏻

Anyone get spotting while on letrozole or right after?

I finished my 5 days of letrozole on Sunday and have my ultrasound for my ovaries on Friday and I’m spotting today, Wednesday.

Is this bad?