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
glaucoma medication with hair follicle stimulant effects
Heavy duty finasteride that comes with higher risks, but scalp injections seem safe and are gaining popularity