If half life of fin is 6-8 hours in the blood but 5-6 days in tissue (scalp) why don't people apply topical every 3-4 days to minimize systemic? Treatment 11/9/2023
The discussion revolves around the frequency of applying topical finasteride for hair loss treatment. The main question is whether applying it every 4-5 days could still be effective, given that its half-life in the scalp tissue is 5-6 days.
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