Pharmaceutical preparation for remedy of periodontal disease and process for production thereof
US4569837A · kind A · utility
Assignee
Inventors
Key dates
| Filing date | Jun 1, 1984 |
| Grant date | Feb 11, 1986 |
| Priority date | — |
| Expiry date | Jun 1, 2004 |
Classification
- Technology area (CPC A)Human Necessities
- CPC primaryA61P1/02
- WIPO fieldPharmaceuticals
- WIPO sectorChemistry
Abstract
A pharmaceutical preparation for remedy of periodontal diseases, which is in the form of a film or sheet and is inserted in a periodontal pocket or gingiva, said pharmaceutical preparation comprising a water-soluble polymeric substance having a Young's modulus of 10 to 250 Kg/mm.sup.2 as determined at a temperature of 25.degree. C. and a relative humidity of 65%, and a viscosity of the 2% aqueous solution of 5 to 30,000 CP as determined at 20.degree. C. and a medicinal agent for remedy of periodontal diseases. This pharmaceutical preparation can be prepared by dissolving the above-mentioned water-soluble polymeric substance and medicinal agent in an organic solvent, casting the resultant solution, and removing the organic solvent by drying to obtain a pharmaceutical preparation in the form of a film or sheet.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.