It is not known why she was taking Evatone-2. If she was undergoing IVF cycle with use of GnRH analogues, E2 levels may need to be assessed before deciding on Evatone-2 discontinuation. If she was using it just for cycle regulation, then it could be discontinued. It is best to consult the doctor who has prescribed it in the first place. The only medicine she needs so early in pregnancy
is Folic Acid
2 mg per day. This is provided she has conceived in a natural cycle. Other medicines if required would depend on her symptoms and on the results of tests.