国际老年精神病协会于2003年8月报道,英国的一项研究显示,Solvay制药公司的合成屈大麻酚(dronabinol)可减轻早老性痴呆患者的焦躁不安,并可使其体重增加。48名符合早老性痴呆诊断标准并患有不能很好控制的焦虑不安的患者开始每日滴注5mg屈大麻酚(分2次滴注),然后改为每日10mg,连续给药1个月。结果显示,31人(66％)有显著改善,69％病人有功能性改善。100％ The International Geriatric Psychiatric Association reported in August 2003 that a British study showed that Solvay Pharmaceuticals’s dronabinol can relieve anxiety and increase weight in patients with Alzheimer’s disease. Forty-eight patients who met the diagnostic criteria for Alzheimer’s disease and had uncontrolled anxiety began to infuse 5 mg of dronabinol (2 infusions) daily and then changed to 10 mg daily for 1 month. . The results showed that 31 (66%) had significant improvement and 69% had functional improvement. 100%