A novel s-(-)-ornidazol disodium phosphate hydrate, a preparation and use thereof

By developing levoornidazole phosphate disodium heptahydrate with a stable spatial structure, the problems of ornidazole drug central toxicity and insufficient hydrate stability were solved, achieving a longer shelf life and safer anti-oxidative bacterial infection. Therapeutic effect.

CN109776609AActive Publication Date: 2019-05-21YANGTZE RIVER PHARM GRP NANJING HAILING PHARM CO LTD +1
3 Cites 9 Cited by

Patent Information

Application Number
CN201910115085.0
Authority / Receiving Office
CN · China
Patent Type
Applications(China)
Current Assignee / Owner
Filing Date
2019-02-14
Publication Date
2019-05-21
Estimated Expiration
2039-02-14

AI Technical Summary

Technical Problem

Existing ornidazole drugs have central toxicity problems, and the stability of their hydrate crystal forms is insufficient, which affects the shelf life and safety of the drug.

Method used

A new levoornidazole phosphate disodium heptahydrate was developed, which has a stable spatial structure. Through specific preparation methods and administration forms, including gastrointestinal administration, intravenous administration, subcutaneous administration, etc., Form stable pharmaceutical compositions such as tablets, freeze-drying, water shots, injections, etc.

Benefits of technology

The new hydrate has better stability, extends the shelf life of the product, and shows strong efficacy in the treatment of sensitive protozoa and anti-oxidative bacterial infections, significantly reducing the risk of toxicity to the central nervous system and ensuring the safety of the drug sex and effectiveness.

✦ Generated by Eureka AI based on patent content.
Patent Text Reader

Abstract

The invention belongs to the technical field of chemical medicines and particularly relates to a novel s-(-)-ornidazol disodium phosphate hydrate, a preparation and use thereof. The hydrate is a heptahydrate. The content of the hydrate in a medicine composition of the hydrate is 50-2000 mg, and per unit of the preparation contains 100-1000 mg of the hydrate. The hydrate has a stable spatial structure, is better in stability than other hydrate crystal forms of the compound, can ensure no quality change in long time, and effectively prolongs the shelf life of products.
Need to check novelty before this filing date? Find Prior Art