In terms of success rates, long term drug rehab and alcohol treatment services delivered by Clarence, IA. rehab centers have been proven to be more successful than any other treatment option. Aside from providing superior care and a secure atmosphere, long-term drug rehab and alcohol treatment services in Clarence, IA. are also very often designed to fulfill the needs of each individual in treatment. People receiving long-term drug rehab and alcohol treatment services are encouraged to do the program at their own pace, with the focus put on the quality of treatment services as opposed to the speed in which the individual completes their program.