Follicles arranged around periphery will be usually in necklace appearance - it is considered as a sign of polycystic ovary. Along with some other criteria it is diagnosed as PCOS.
The other criteria will be usually increased weight, glucose intolerane (Like pre diabetes), irregular bleeding etc.
which is a progestin, this is usually given for menstrual irregularities and infertility
For PCOS, usually causes anovulation
conditions which inturn be the cause for anovulation.
is given as a treatment for PCOS, which is also known to cause weight reduction.
You should control your weight not reduce it severely.
It may be advisable to get a blood work up to find out your glucose values.
Your Gync may also provide you with ovulation induction
drugs. So consult her regarding that.