Peroxometallate Topical Composition for HSV Inhibition and Prophylaxis
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Solution Overview
Problem
Current treatments for Herpes simplex virus (HSV) infections are inefficient in eradicating the infection, have limited solubility and intestinal absorption, lead to resistance, and cause significant cytotoxicity to healthy cells, with no effective prophylactic measures against HSV-1 and HSV-2.
Innovation Solution
A pharmaceutically active mixture comprising peroxometallates, such as peroxomolybdates and peroxolanthanates, with specific metal salts, chelating agents, and hydrogen peroxide, forming a stable complex that catalyzes Fenton-Haber-Weiss-like reactions to target and inhibit HSV, while minimizing cytotoxicity to healthy cells.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Reliability
If conventional antiviral drugs (aciclovir, valaciclovir, foscarnet) are administered to treat HSV infections, then the seriousness and frequency of symptoms are reduced, but the infection is not eradicated and resistance develops
Solution Approach 1:
The patent changes the chemical parameter from conventional antiviral analogs to peroxometallate compounds with different mechanisms of action. The peroxometallate complex generates reactive oxygen species in situ, creating a new chemical pathway that overcomes viral resistance to traditional antivirals while maintaining curative effectiveness.
Solution Approach 2:
The invention uses composite peroxometallate structures combining metal centers (molybdenum, tungsten, vanadium, gold, or lanthanides) with chelating agents and peroxide moieties. This composite approach creates multifunctional molecules that can eradicate HSV infection without inducing resistance.
2Reliability
If peroxometallate composition is applied topically to inhibit HSV replication, then prophylactic protection and reduced acute phase duration are achieved, but the composition must maintain stability while being biocompatible
Solution Approach 1:
The peroxometallate complex acts as an intermediary that stabilizes the peroxide moiety through coordination with metal centers and chelating agents. This intermediary structure allows the composition to remain stable during storage and topical application while releasing reactive oxygen species on contact with viral targets, achieving both stability and effectiveness.
3Reliability
If conventional antiviral treatments are administered systemically, then viral replication is suppressed, but significant cytotoxicity occurs to healthy cells
Solution Approach 1:
The peroxometallate composition exhibits local quality by generating reactive oxygen species preferentially at the site of viral infection. The topical application ensures localized action on HSV-infected tissues, suppressing viral replication while minimizing exposure and cytotoxicity to distant healthy cells.
Applied Scientific Principles
This section explains which scientific principles are used to turn an abstract innovation direction into a practical engineering solution.
Function Achieved in This Case
The composition effectively inhibits HSV replication, reduces acute phase duration, and provides prophylactic protection by targeting extracellular viral agents, with minimal cytotoxicity and high stability, suitable for topical application.
Implementation Method 1
forming a stable complex that catalyzes Fenton-Haber-Weiss-like reactions to target and inhibit HSV
Implementation Method 2
at least one source of peroxidizing radicals
Data Source
AI summary
The invention concerns a mixture or a composition, that is preferably therapeutically active by topical administration, comprising: —at least one metal salt, the metal being chosen from molybdenum (Mo), tungsten (W), vanadium (V), gold (Au), a lanthanide, in particular lanthanum; —at least one chelating agent; —at least one source of peroxidative radicals; —at least one buffer agent; and pharmaceutical compositions constituted by or comprising said mixture, the methods for producing same and applications thereof, in particular in a method for the therapeutic treatment of a viral infection, and in particular involving a virus of the Herpesviridae family; or as an anti-inflammatory.