许多精神分裂症和其他精神病的患者在缓解后需用安定剂维持治疗,以防止复发和再住院。但不少患者因自觉病已好了或缺乏自知力等不同原因而减药或停药,从而造成复发。出院患者中有30～50%在出院后2月至1年内自行停药。再入院患者中约20%是由于自行停药。在门诊病人中,根据患者尿的化验结果,有25～50%患者未服或少服药。长效安定剂对上述这些患者是很适合的。长效安定剂是安定剂的一种新剂型,其特点是一 Many patients with schizophrenia and other psychiatric disorders require stabilization with adjuvant therapy to prevent recurrence and readmission. However, many patients are aware of the disease has been better or because of lack of knowledge and other reasons for different drugs or withdrawal, resulting in relapse. 30 to 50% of discharged patients discontinue their treatment within two months to one year after discharge. Approximately 20% of those admitted to hospital are on their own because of withdrawal. Outpatients, according to the test results of patients with urine, 25 to 50% of patients were not served or less medication. Long-acting stabilizers are good for these patients. Long-acting stabilizer is a new type of stabilizer, which is characterized by one