“I’m trying to change my life for the better and I need help! Before, I was a druggie / junkie asdfadsf ”

I'm trying to change my life for the better and I need help! Before, I was a druggie / junkie who was addicted to booze, drugs and sex. Now, I quit drinking, quit drugs, and am happy with someone I love, but I still feel like the pas is haunting me. Where do I go from here?