Antibiotic formulation and a method of making this formulation
US6537985B1 · kind B1 · utility
Assignee
Inventors
Key dates
| Filing date | Nov 30, 2001 |
| Grant date | Mar 25, 2003 |
| Priority date | — |
| Expiry date | Nov 30, 2021 |
Classification
- Technology area (CPC A)Human Necessities
- CPC primaryA61K47/22
- WIPO fieldPharmaceuticals
- WIPO sectorChemistry
Abstract
An antibiotic formulation in a true solution is provided. This formulation includes an antibiotic and N-methyl-2-pyrrolidone. It also may include a preservative, an antioxidant, and/or an additive. The antibiotic is a beta lactam, such as a penicillin, a cephalosporin, other beta lactams, or combinations thereof. The formulation is made by dissolving the antibiotic in the N-methyl-2-pyrrolidone. The antibiotic formulation is suitable for use at temperatures below about 0° C. and without agitation. Further, the antibiotic formulation in true solution can be made with non-sterile ingredients and can be filtered to remove impurities.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.