Help Me Please

So on september 10 i stop taking my BCPills and my doctor told me that the hormones of the pills goes away after 24 hours. On september 17 was my last day of my period , and we being having sex before my ovulation and after . And today is the 9th can i do a pregnancy test today to find out if im pregnant? Or should i wait until the 11th which that day is my birthday to make the test or whait to see if i get my period on the 11th ..