In terms of success rates, long term drug rehab and alcohol treatment services supplied by Portsmouth rehab programs have been statistically more successful than any other rehab option. Aside from providing superior care and a secure environment, long-term drug rehab and alcohol treatment services in Portsmouth, 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 go through the program at their own pace, with the emphasis put on the quality of treatment as opposed to the speed in which the person completes their program.