What of the following should be usulally listed in drug directions()
A.indication B.date C.dosage and administration D.solubility E.crystal
Which of the following are used for the thin--layer chromatographic stationary phaes()
A.Aluminum Oxide G B.methanol C.silica gel G D.xylene E.calcium sulphide
Forsolution(1)heat toboiling 0.5g powderwith 5 mlofethanol,cool andcen trifuge,decant me supernatant liquid immediately and use within 30 minutes.What procedures are employed in the above experiment()
A.取用0.58粉末 B.粉末在5mL乙醇中加热 C.冷却 D.离心 E.离心后立即取出上清液并于30分钟内使用
What are"禁忌症"and"用药限制"in English()
A.contradction B.descrlptlon C.restrictions on use D.contralndlcatlon E.adminlstration
What are the therapeutic actions of berberine()
A.antibacterial B.antineoplasties C.anticoagulant D.antipyretic E.bitter stomachic
What are the English terms for“口服给药”()
A.by mouth B.to eat C.orallY D.to take it oral E.by os
In the thin--layer chromatographic method,the prescribed volumes of the sampling solution is applied.What forms of the sampling solution are made()
A.circular spot B.polygonal spot C.star spot D.bands E.triangle
In drug directions what of the following are usually used to indicate“药理作用”()
A.pharmacological actions B.pharmacological properties C.physical and chemical properties D.action and properties E.pharmacology
Variable appearance,which may include discoid pieces,up to 10 cm in diameter and 1 to 5 cm in thickness,cylingrical pieces,oval to round or plano--convex pieces.Rhubarb may appear in()
A.圆盘形 B.圆柱形 C.圆凸形 D.卵圆形 E.多角形
Prepare the tank by lining the walls with sheets of filter paper;pour the mobile phase into the tank,saturating the filer paper in the process,to a depth of 5 to 10 mm,colse the tank and allow to stand at 2012 to 2512 for Ih.(saturatedconditions).What are the purposes of the above procedure.()
A.使得到不拖尾的斑点 B.使层析罐达到饱和条件 C.使避光 D.使保持稳定 E.使滤纸湿润