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The information provided by you is inadequate.Are you suffering from PCOD,have you been advised by your treating doctor for progesterone supplements and tests.It is difficult to comment without knowing the complete history and examination.
If you are trying for conception it will be advisable to get an Ovulation study done to see if egg is being released so that conception can be planned accordingly.
Kindly take your treating doctors advice and then go for any medications and test.
Take Care!