Peripherally acting anti-pruritic opiates
US6353004B1 · kind B1 · utility
35Cited by
30References
10Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Oct 9, 1998 |
| Grant date | Mar 5, 2002 |
| Priority date | — |
| Expiry date | Oct 9, 2018 |
Classification
- Technology area (CPC A)Human Necessities
- CPC primaryA61P31/12
- WIPO fieldPharmaceuticals
- WIPO sectorChemistry
Abstract
Anti-pruritic compositions and methods of using the compositions for the prevention or treatment of pruritus comprising: wherein:R, R2, R3, R4, R7, Ar1 and Ar2 are as defined in the specification in a pharmaceutically acceptable carrier.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.