In terms of success rates, long term drug rehab and alcohol treatment services supplied by Petersburg rehab facilities have been proven to be more effective than any other rehab alternative. Besides providing superior care and a structured setting, long-term drug rehab and alcohol treatment services in Petersburg are also usually 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 as opposed to the speed in which the person completes their program.