My period maybe pregnant

Okay ladies im having a pregnancy scare. I wasnt suppose to havecmy period until 20 i was bleeding feb 14 til the 16 which im never early i did go to the hospital and they said it was nothing major.. So i dont know if that was my period. So according to glow if that was my period my next period should come march 11.. I feel lime im pregnant and have some signs. The home pregnancy test really dont wprk on me so i jave to get a blood test done but i don't know when should be a good time