Herion use during pregency

[GGMary]

I have a question I found out I was pregnant at 4 months I was using heroin every now and then but was never a heavy user it took me about a month to wean off of it I was completely stopped at 5 months no more using at all I am now a couple days away from my due date and have been clean since then from any drug use anything at all that will harm my baby I live in Nevada will my baby come out dirty for the use that I did early in my pregnancy... like I said I was never a heavy user and I only used to use off and on as soon as I found out I was pregnant I wean myself off of it which was hard to because I heard things like the baby will die that's why it took me a month or else I would have done it cold turkey right away any advice please help I don't want them to take my baby away from me for my mistakes