Methods and cosmetic preparations for the sustained delivery of therapeutic agents to the eye

Inactive Publication Date: 2011-05-05
INTRATUS
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  • Summary
  • Abstract
  • Description
  • Claims
  • Application Information

AI Technical Summary

Benefits of technology

[0009]In another aspect of the invention there is provided a method of maintaining the health of the eye and protecting the eye from oxidative damage comprising topically applying to at least one upper eyelid, lower eyelid and/or eyelashes a cosmetic preparation comprising from about 0.00

Problems solved by technology

There are several over the counter (OTC) products available for the treatment of red eye and other allergic conditions of the eye, but many consumers have difficulty using the available products which are in the form of eye drops, e.g., Visene, Naphcon, Opcon that are difficult to apply and are messy.
Eye drops are particularly problematic for individuals who use eye make up, since the drops often drip, causing make up, e.g., mascara, eyeliner, under eye cover, to run or smear.
Certain products such as th

Method used

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Examples

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Embodiment Construction

[0010]The present inventive methods and compositions utilize transport via vascular collaterals or channels within the eyelid to deliver topically applied therapeutic agents to specific target tissues that receive blood supply, such as glands, conjunctiva, periocular tissue, and the eye, including the posterior segments thereof. The inventors have discovered that topical application of the cosmetic compositions of the invention to the outer surface of the upper or lower eyelids of a human patient greatly aids absorption of any therapeutic agent contained within the cosmetic preparation. The eyelid is unique in having scant stratum corneum, the epidermis surface layer that retards drug absorption, a very thin epidermis (approximately 40 microns), and no subcutaneous fat. Muscle fibers of the orbicularis muscle that cause the eyelid to blink shut are directly beneath the dermis and these muscle fibers can assist drug delivery by in-pumping drugs through the muscle and its vascular sys...

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Abstract

Cosmetic compositions comprising therapeutic agents for the treatment of various eye conditions and methods of use are described. In particular, the invention provides cosmetic compositions comprising ophthalmic therapeutic agents in combination with a muscle fasciculating agent for application to the outer surface of the upper eyelid, perimeter of the eyelid and/or eyelashes thereby causing transfer of the therapeutic agents into the vascular network within the eyelid for delivery into all parts of the eye, including the posterior segments of the eye, the eyelid glands, conjuctiva and periocular tissue.

Description

CROSS-REFERENCE OF RELATED APPLICATION[0001]This application claims priority to Provisional Application Ser. No. 61 / 289,471, filed Dec. 23, 2009 and Provisional Application Ser. No. 61 / 256,614, filed Oct. 30, 2009, both of which are incorporated herein by reference thereto.TECHNICAL FIELD[0002]The present invention relates generally to cosmetic preparations and their use to deliver therapeutic agents to treat various conditions affecting the eye. More specifically, the present invention relates to methods and compositions for delivery of one or more therapeutic agents to the eye by topical application of a cosmetic composition containing the therapeutic agent(s) to the eyelid, perimeter of the eyelid and / or eyelashes. More specifically, these methods comprise applying a cosmetic preparation containing the desired therapeutic agent or combination of therapeutic agents to the surface of the eyelid, perimeter of the eye and / or eyelashes thereby causing transfer of the therapeutic agent...

Claims

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Application Information

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IPC IPC(8): A61K31/522A61K8/00A61Q17/04A61K31/4178A61K31/407A61K38/13A61K36/68A61P27/02A61P21/00A61P31/10A61P31/00A61P29/00
CPCA61K9/0019A61K9/0048A61K9/06A61K31/519A61K8/4953A61K31/522A61K47/38A61Q1/10A61K31/52A61K9/0014A61P13/12A61P21/00A61P25/00A61P25/34A61P27/00A61P27/02A61P29/00A61P31/00A61P31/10A61P35/04A61P5/00A61P9/00A61P9/12A61P3/10A61K38/28
Inventor NANDURI, PADMADYER, T. AARON
Owner INTRATUS
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