Mom an addict kids pay

i am an addict. heroine when i was 16 to 21 and every other drug under the sun. i am writing because my 25 yr old did heroine and quit march14 2010 and 3 days later hit and killed a child. vehicular homicide. he wasnt arrested at scene the police say he was very upset but called 911, did cpr and long story short 4 weeks laater there were traces of submoxone in his blood. he did not get it from dr, i as an addict know he wasnt impared and i also know that because of this monster drug a chikd is dead and my child is going to jail for 3 to 6 yrs. he has been in his own jail since the accident, he is a good kid with a bad disease. he has been clean ever since but i am so fullof guilt and pain because i feel i have failed my 5 kids. i struggle with mental health and substance abuse on and off since 13. i was a cheerleader, pretty, popular and i took the drugs then wham the took me. i am told i am still beautiful and have a great heart but what i see is a failure and im only alive because my kids would be devestated. help

Karlynciai, I am so sorry for what you and your son are going through, that is absolutely devastating. Have you ever considered treatment and therapy to work through this? You and your family are in my thoughts and prayers.