Write a PREreview

Drug repurposing provides a rational strategy to expand therapeutic applications of compounds with established toxicological and pharmacological backgrounds. Cutaneous injury and inflammatory dermatoses are driven by interconnected oxidative stress, inflammatory signaling, and cellular repair pathways rather than single-target dysregulation. The present review evaluates the potential repositioning of the sulphur-mustard countermeasure candidate DRDE-07 using a structure-guided comparative framework against established cytoprotective agents such as aminothiol radioprotectants and endogenous polyamines.A narrative literature-based analysis was performed integrating published mechanistic information for reference cytoprotective molecules with physicochemical descriptors and in-silico drug-likeness parameters of DRDE-07. Comparative assessment focused on structural backbone similarity, translational feasibility, and compatibility with biological stress-response pathways relevant to skin injury.The evaluation indicates that DRDE-07 retains functional chemical features associated with indirect cytoprotection while exhibiting physicochemical characteristics more consistent with conventional small-molecule therapeutics, including balanced lipophilicity and predicted bioavailability. Mechanistic comparison suggests potential compatibility with pathways involved in oxidative stress adaptation and inflammatory regulation rather than high-affinity single-target inhibition.The analysis supports a hypothesis-generating framework in which DRDE-07 may represent a structurally suitable candidate for repurposing in cutaneous protection research. Rather than asserting therapeutic activity, the comparison suggests compatibility with biological pathways implicated in tissue stress adaptation and barrier homeostasis. Accordingly, DRDE-07 is proposed as a candidate for further experimental evaluation in dermatological contexts. This review therefore outlines a hypothesis-generating framework based on structural analogy and pathway convergence, highlighting how countermeasure molecules may be systematically assessed for repurposing into cutaneous protective strategies.