Have Tride both methadone made my addiction worse (at the time was heroine IV using for many years) suboxone made me extremely sick. 

I was clean for a year relapsed a few times in the last 2 years but short spurts. But I've been heavily addicted to oxytocin for the last 7months, and when I wasn't not on it (trying to stop)  I ended up on Cocain 