Hydroxyurea is a nucleoside diphosphate reductase inhibitor, can prevent the nucleotidereduced to deoxy nucleotides, purine and pyrimidine bases interfere with the biosynthesis, selectively impede DNA synthesis, RNA and protein synthesis on the role of non-blocking.  

For malignant melanoma, gastric cancer, colon cancer, breast cancer, bladder cancer, head and neck cancer, malignant lymphoma, primary liver cancer and acute, chronic myeloid leukemia. Combined with radiotherapy and chemotherapy, brain tumor was treated.

Company Information

QingdaoxigemaCHEMICAL Co., Ltd is is a global chemical industry manufacturers and suppliers of pharmaceuticals and intermediates, food and feed additives, herbal extracts, agrochemicals and fine chemicals etc.
 
The aim of  xigema is a quality policy that "Elements in the system all have been satisfied, Personnel has been trained; Every batch of material is checked, Each procedure guarantees the quality; Every bag of our products is top grade, Service is thoughtful all the time, quality and reputation to increase market share and promote enterprise development. The quality, colors and forms of our products have reached a high level in related chemical industry, which relies on characteristic and advanced processing technology and it has gained a high and reliable reputation from customers at both quality and services.
 
 xigema has become the "Top 500 Chinese manufacturing companies","Top 20 of global agrochemical sales". xigema  has 21 subsidiaries and holding companies.