I had irregular mensis thru dis year,I missed my period 2 months straight in june and july,but it came on d 14th of august,I saw a doctor who prescribed primolute N,my period came in sept on the 13th,I tried 2 get active sexually durin ovulation period.I dint c my period last month(october) even till now as I speak.I did a pregnancy test using a test script it showed negative.could I b pregnant?or could it b dat primolute dint help regularise d period afterall?