In terms of success rates, long term drug rehab and alcohol treatment services supplied by Greenock rehab programs have been proven to be more successful than any other treatment alternative. Besides providing superior care and a structured environment, long-term drug rehab and alcohol treatment services in Greenock are also usually designed to suit 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.