Composition and process for prevention and treatment of cutaneous immediate hypersensitivity reactions
US5532270A · kind A · utility
Assignee
Inventors
Key dates
| Filing date | Apr 3, 1995 |
| Grant date | Jul 2, 1996 |
| Priority date | — |
| Expiry date | Apr 3, 2015 |
Classification
- Technology area (CPC A)Human Necessities
- CPC primaryA61K31/353
- WIPO fieldPharmaceuticals
- WIPO sectorChemistry
Abstract
A process and pharmaceutical composition for the prevention and treatment of cutaneous Type I hypersensitivity reactions in humans is disclosed. The pharmaceutical composition comprises of a chromone compound of the following formula, or a pharmacologically acceptable salt, ester or amide thereof: ##STR1## dissolved or dispersed in a pharmacologically acceptable carrier. In accordance with the process, a preventively or therapeutically effective amount of the composition is topically administered to a human patient, as required; i.e. for prevention the composition is administered to the area of skin susceptible to exposure to antigen and for treatment the composition is administered to the reaction site.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.