Base coated acid particles and effervescent formulation incorporating same
US5503846A · kind A · utility
122Cited by
23References
37Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Mar 17, 1993 |
| Grant date | Apr 2, 1996 |
| Priority date | — |
| Expiry date | Mar 17, 2013 |
Classification
- Technology area (CPC A)Human Necessities
- CPC primaryA61K9/0007
- WIPO fieldPharmaceuticals
- WIPO sectorChemistry
Abstract
The disclosed invention includes a base coated acid formulation which is highly compressible. The disclosed invention also relates to formulations including both an effervescent couple and an acid sensitive active agent. Formulations having an acid neutralization capacity of under 5.0 are also described as are methods of making particulate base coated acid and dosage forms using same.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.