In terms of success rates, long term drug rehab and alcohol treatment services offered at Delhi rehab centers have been statistically more successful than any other rehab alternative. Aside from providing superior care and a secure atmosphere, long-term drug rehab and alcohol treatment services in Delhi, IA. are also very often designed to fulfill the needs of each individual in recovery. Individuals 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 as opposed to the speed in which the individual completes their program.