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Key Takeaways No standard label: DSIP does not have an approved consumer dosing schedule

Using Follicular Unit Extraction (FUE), individual hair grafts are taken (usually from the scalp) and carefully implanted into the brow area at precise angles

Research findings: Animal models demonstrate restored T-cell mediated immunity in older subjects

Both agencies emphasize the need for well-controlled studies, pharmacovigilance plans, and clear evidence of benefit over risk

ONeal-Moffitt G, et al

The same categories are generally of the most concern for both years, although with the greater number of warning letters in 2024 there appears to be less concentration of issues