I had my ivf on 29 may fet with two embroys. I am feeling mensus cramps from last many days... But my thyroid level increaes to 12. can I be pregnant?

IVF. Since you are only a 10 days from your IVF you are only going to have to wait a few more days to find out if you are pregnant. You can do a home test now. If negative then repeat it in about a week if you miss your period. Your thyroid levels need to be addressed by your doctor.