North American ginseng extract helped regrow hair in balding mice.  
               37 citations
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  August 2019   in “Frontiers in Microbiology”    Staphylococcus epidermidis A/C strains are more antibiotic-resistant and infection-adapted, while B strains thrive in hair follicles.  
               6 citations
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  February 2021   in “Frontiers in Neurology”    Cyclosporine-A can cause serious blood clots in the brain, so patients need careful monitoring.  
     
           2 citations
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  January 2020   in “Yonsei Medical Journal”    Dutasteride for hair loss might increase the risk of a rare stroke type.  
     
           1 citations
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  August 2015   in “Journal of the Korean neurological association”    A man had a rare stroke possibly due to taking finasteride, which might have increased his hormone levels causing a blood clot. His memory loss didn't fully recover even after stopping the medication.