Non-digestible, controlled release system for soluble drug delivery
US11679243B2 · kind B2 · utility
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8Claims
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Inventors
Key dates
| Filing date | May 8, 2020 |
| Grant date | Jun 20, 2023 |
| Priority date | — |
| Expiry date | Jan 7, 2041 |
Classification
- Technology area (CPC A)Human Necessities
- CPC primaryA61M31/002
- WIPO fieldMedical technology
- WIPO sectorInstruments
Abstract
A single or multi layered device (hereinafter alternately referred to as a “capsule”) of non-digestible material encapsulating an ingestible drug solution capable of slow solution release of stable solubilized drugs in water, saline, a buffer or lipophilic acceptable carriers. Methods for preparing the same and for safe, nearly constant dispensing of drugs following capsule swallowing. A safe, controlled flow release mechanism for the capsule's drug to the gastric system is disclosed.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.