Suggest Treatment For Irregular Periods

I AM 41 YEARS OLD MARRIED AND HAVING TWO CHILDREN OF 9 AND 7 YEARS OLD. FOR THE LAST FOUR MONTHS THERE IS IRREGULAR PERIOD AND FOR THE LAST TWO MONTHS I DID NOT GET PERIODS I AM 5-4 IN HEIGHT WT. 56 KG AND DO NOT FEEL ANY PROBLEMS PL SUGGEST FOR IRREGULAR PERIODS NOW