diabetes drug with anti-inflammatory, immunomodulatory, and insulin-sensitizing properties  
        An essential vasodilator with some anti-androgenic effects, has excellent safety record  
        JAK inhibitor that reduces inflammation and immune attacks on hair follicles, leading to potential hair regrowth, especially in alopecia areata cases  
        an anticonvulsant repurposed for hair loss via histone inhibition  
        Heavy duty finasteride that comes with higher risks, but scalp injections seem safe and are gaining popularity