Pharmaceutical composition of purified chymopapain
US5468480A · kind A · utility
10Cited by
7References
6Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Sep 8, 1994 |
| Grant date | Nov 21, 1995 |
| Priority date | — |
| Expiry date | Sep 8, 2014 |
Classification
- Technology area (CPC A)Human Necessities
- CPC primaryA61K38/00
- WIPO fieldPharmaceuticals
- WIPO sectorChemistry
Abstract
A pharmaceutical composition comprising purified chymopapain and a reducing agent is presented. The purified chymopapain in this composition has a specific activity against 1 mM of N-.alpha.-benzoyl-DL-arginine p-nitroanilide at 40.degree. C. and pH 6.8 of between 3,000 and 4,500 units per mg, and contains less than 0.2% each of papaya proteinase III (PPIII), papain, and papaya proteinase IV (PPIV).
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.