Got HPT positive ..Need advice?!?

last three days I have taken 2 HPT and both are positive . I cant get a doctor's appt till monday to get a blood test done. so what i shud be doing and not doing to ensure everything is fine .. also do i need to fast for the blood test, wud they give me the result same day .. sorry for too many ques but am very excited n concerned at the same time :)