In terms of success rates, long term drug rehab and alcohol treatment services delivered by Greenville, MS. rehab programs have been statistically more successful than any other rehab alternative. Besides supplying superior care and a secure environment, long-term drug rehab and alcohol treatment services in Greenville, MS. are also very often designed to suit the needs of each individual in treatment. People receiving long-term drug rehab and alcohol treatment services are encouraged to go through the program at their own pace, with the emphasis put on the quality of treatment services as opposed to the speed in which the individual completes their program.