Topotecan Hydrochloride

Molecular formula:  C23H24N3O5.HCL 
Molecular weight:  458.5 
Physicochemical property:  Light yellow needle-like crystal or crystal powder. 
Pharmacology function:  Ovarian cancer patient to recuring again after platinum antitumor medication is always superior to alcohol of Japanese yew efficiently; Very outstanding too to the curative effect of cellule lung cancer; Have very good curative effect to breast cancer,colon and rectal cancer,leukemia,lymphoma; It is totally the relieving rate high to bone marrow abnormal development syndrome and cellulous leukemia of chronic bone marrow form.. 
Clinical practice:  Can be used in the treatment of entities' tumour,is the best medicine curing ovarian cancer at present; Treatment of breast cancer,rectal cancer,cancer of colon,urgent chronic leucocyte disease
Bad reaction:  The tolerance of this product and toxic characteristic are better,its main side effect reduces disease in order to have a liking for the neutral leucocyte,although the latter is the restricted toxicity of the dosage,there is no accumulating,and can predict and deal with. The gastrointestinal response of this medicine is not very serious,only about 4.9% of incidence of delaying diarrhoea among them,the intensity is relatively low too. There are no other main organ toxicity,heart toxicity and neural toxicity. 
Source:  Transformed by Camptothecine. 
Specification:  Content of Topotecan Hydrochloride (HPLC)=99% 
Standard:  enterprise standard 
Packing:  10,50,100,500,1000g/bag 
Storage:  Sealed,stored in cool and dry place.