Residential long-term treatment in Swiss is when measured by statistics the most optimal rehabilitation facility and strategy when speaking of success rates when measuring long-term abstinence after completing treatment. Residential long-term treatment offers the client in treatment a recovery oasis. In residential long-term treatment the person can participate in rehabilitation methods in a secure and distraction free setting in which there is virtually nothing that might cut across their sobriety or progress while in drug rehab. The long-term aspect is in essence what will ensure the client is assured and secure enough to be able to remain abstinent when they leave drug and alcohol treatment in Swiss, due to the fact that four weeks is very often simply not enough time in alcohol and drug treatment for the most severely addicted people. It can take many weeks to attain the confidence that one can stay abstinent, with a significant and intense course of rehab in a residential program.