[Purification and composition analysis of polysaccharide RCPS from Rhodiola crenulata].

Hot water extracting and ethanol precipitating method was employed to isolate polysaccharides. RCP (Rhodiola crenulata polysaccharide) was fractionally precipitated with EtOH. RCP3 (Rhodiola crenulata polysaccharide 3) was one of the three fractions.

[Effects of Seroxat on premature ejaculation: a clinical trial].

Objectives: To evaluate the effects of antidepressant Seroxat on premature ejaculation.

Methods: After having taken Seroxat 20 mg every noon for four weeks, the patients were asked to fill the investigating questionaire about the effects and side effects before and after the treatment.

Results: After the treatment, 43 cases in our study had increased their ejaculation latency time, enhanced the quality of their sexy lives and their wives', and had significant difference compared with pre-treatment(P < 0.