Does letrozole affect OPKs?

Alex • ✨ Due March 2021 after 4 IVFs, 2 transfers, and 1 anembryonic pregnancy ✨

I know clomid is supposed to give false positives if taken less than three days after last dose. Is letrozole the same way? I’ve had a lot of fertile cm the past two days, but I don’t want to take a test if it won’t be accurate. Took my last dose two days ago.