Residential long-term treatment in Opp is statistically the most successful rehabilitation center and method when speaking of success rates when taking into account long-term abstinence after completing treatment. Residential long-term treatment provides the person in treatment a recovery oasis. In residential long-term treatment the person can take part in rehab activities in a secure and distraction free setting in which there is very little that might sabotage their sobriety or progress while in drug rehabilitation. The long-term aspect is in essence what will guarantee the client is reassured and secure enough to be able to stay drug free when they leave alcohol and drug rehabilitation in Opp, simply because one month is more often than not simply not enough time in drug and alcohol treatment for critically addicted clients. It can take a number of weeks to attain the confidence that one can continue to be drug free, with a comprehensive and intense course of treatment in a residential facility.