letrozole 2.5 mg twice a day for pregnancy?

Can I take letrozole 2.5 twice a day?
Letrozole Dosage for Infertility
The recommended starting dose of letrozole to induce ovulation is 2.5 mg once a day for 5 days, beginning between days 2 and 5 of menstrual bleeding. The medicine can be taken at any time during the day, but it