1. The medications prescribed are not for inducing ovulation. You can continue folic acid
for NTD prevention. Other medications need visit to doctor to decide whether to be stopped or not.
2. Since it is not sure whether you are ovulating or not, chance of pregnancy
can't be predicted.
3. Even if all blood reports are normal you might/not be ovulating. You need to check it.
4. Your weight should be between 50 & 60kgs.