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Application of latanoprost to eyelashes increases their number, thickness, and darkness. Some patients with alopecia areata lose their eyelashes, and many physicians have hoped, reasonably, that the drug would induce eyelash and eyebrow growth in these patients. Faghihi and colleagues conducted a bilateral-paired comparison study to test the efficacy of latanoprost for restoring lashes and brows in 26 patients.
All 26 patients had had alopecia areata for at least 3 months, and all had lost more than 50% of the hair on their eyebrows and eyelashes. The patients were instructed to apply a drop of topical latanoprost 0.005% to one eyebrow and another drop to the upper and lower eyelashes of the ipsilateral eye. Lashes and brows on the other sid…