However, early results show that dropout rates have been high and most clinics are operating at less than full capacity, unable to attract as many injecting drug users (IDUs) as planned.

• 然而，早期的结果显示进行美沙酮治疗病人的流失率很高并且许多美沙酮门诊没有充分地发挥他们的能力作用，不能像预期计划那样吸引更多的吸毒人员加入治疗。