Can i be pregnant?

Patient: I started my period on sunday april 29 i started my birthcontrol on tuesday may 1 and by friday may 3 my period had stopped. I had ALOT of unprotected sex with my boyfriend on may 4 and 5. he cummed in me atleast4times i didnt take my birthcontrol those two days.. sunday may 6 ,night i started spotting brown and have been doing so ever since. Is there a possibility i could be pregnant?