Polymeric x-ray contrast compositions containing an organic crystalline x-ray contrast agent
US5318768A · kind A · utility
13Cited by
11References
7Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Feb 17, 1993 |
| Grant date | Jun 7, 1994 |
| Priority date | — |
| Expiry date | Feb 17, 2013 |
Classification
- Technology area (CPC B)Performing Operations; Transporting
- CPC primaryB82Y5/00
- WIPO fieldPharmaceuticals
- WIPO sectorChemistry
Abstract
Disclosed are x-ray contrast compositions for oral or retrograde examination of the gastrointestinal tract comprising a polymeric material in combination with a divalent cation capable of forming a coating on the gastrointestinal tract and a crystalline contrast agent in a pharmaceutically acceptable carrier; and methods for their use in diagnostic radiology of the gastrointestinal tract.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.