Hi I Finished My Period 10 Days A Go, And

Hi i finished my period 10 days a go, and had unprotected sex 2 days before my period and one day after my period finished and my partner came out of me supposed nth go inside, however in day 5 after i had sex i took 4 yasmin pills at once then stopped as i could not habdle them and made a num in my body, however after 6 days of taking them my period did not start and there was no bleed at all, i had a oregrancy test today at home and it was negative , is it normal that i am not. Bleeding since i only had 4 and i need to wait till my regular cycle ? Or the bleeding is a must after taking any dosage? I had some pain yesterday however no bleed pkease answer me