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The lyophilized powder typically dissolves readily in sterile water, bacteriostatic water (0.9% benzyl alcohol), or buffered saline at room temperature with gentle agitation

Without validated biomarkers of efficacy, real-world results remain anecdotal at best

However, with the prevalence of skin permeation enhancement methods (such as microneedles and laser) used in cosmetic and pharmaceutical industry 15 , copper compounds may pose a higher risk to cause skin irritation, which necessitates a thorough skin toxicity testing

Itching or skin sensitivity

For many, minoxidil is a short-term solution rather than a sustainable one