Talk to Gynecologist on Pco And Trying To Concieve

Im a pco patient having irregular menstrual cycle.currently on medication.after two cycles of stargest doc prescribed injections from day two of periods till 10 day and at 11 day follicle was 11mm then gave me two injections of ferti M 150 for two days scan at 13 day show 13mm follicle and then ferti M inj for 4 days.still no dominant follicle seen.then period came on 23 rd day of cycle.thats too early??Kindly guide me should i continue this treatment