Plaster for topical use containing heparin and diclofenac

a technology of diclofenac and heparin, which is applied in the field of topical use of heparin and diclofenac, and can solve the problems of greasy residue on the skin, inability to achieve uniform dosing of active ingredients, and considerable inconvenien
US20030203017A1Inactive Publication Date: 2003-10-30DONATI ELISABETTA +1
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Patent Information

Authority / Receiving Office
US · United States
Patent Type
Applications(United States)
Current Assignee / Owner
DONATI ELISABETTA
Publication Date
2003-10-30
Estimated Expiration
Not applicable · inactive patent

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Abstract

Plaster for topical use having an analgesic activity and at the same time being able to re-absorb haematomas, comprising: a substrate layer; an adhesive layer in the form of a hydrogel matrix containing a pharmaceutically acceptable diclofenac salt, heparin or a heparinoid; a protective film which can be removed at the moment of use.
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Description

SCOPE OF INVENTION

[0001] Plaster for topical use having an analgesic activity and being able to re-absorb haematomas, containing diclofenac in association with heparin or a heparinoid.STATE OF THE ART

[0002] Known and available on the market are creams for topical use with a base of heparinoids, possibly in association with hyaluronidase, for re-absorption of haematomas and ecchymoses.

[0003] Though remarkably effective, these creams involve a number of drawbacks. In fact, they do not present a more specific analgesic activity, which would be particularly necessary in the case of serious ecchymoses.

[0004] In addition, the creams, the application of which involves first spreading the cream, and subsequently rubbing or gentle massaging on the area affected, do not enable uniform dosing of the active principle from one application to the next.

[0005] In addition, with this type of formulation it is not possible to control in any way the release of active principle; consequently, these for...

Claims

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