Intranasal absorption of oxymorphone

被引:14
作者
Hussain, MA [1 ]
Aungst, BJ [1 ]
机构
[1] DUPONT MERCK PHARMACEUT CO,PHARMACEUT R&D,WILMINGTON,DE 19880
关键词
D O I
10.1021/js960513x
中图分类号
R914 [药物化学];
学科分类号
100701 ;
摘要
The nasal bioavailability of oxymorphone HCl was determined. Rats were surgically prepared to isolate the nasal cavity, into which a solution of oxymorphone was administered. A reference group of rats was administered oxymorphone HCl intravenously. Plasma oxymorphone concentrations were determined by HPLC. Nasal absorption was rapid, nasal bioavailability was 43%, and the iv and nasal elimination profiles were similar. Oxymorphone HCl appears to have the solubility, potency, and absorption properties required for efficient nasal delivery, which is an alternative to injections.
引用
收藏
页码:975 / 976
页数:2
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