Topical finasteride is considered a safer option for hair regrowth with fewer systemic side effects compared to oral finasteride. Some users report similar efficacy and side effects between topical and oral treatments, while others prefer topical due to reduced systemic exposure.
A 17-year-old has been using topical minoxidil and finasteride for hair loss but is advised by a dermatologist to taper off due to age concerns. Other users suggest continuing minoxidil but stopping finasteride until at least 18, and consulting a specialized pediatric dermatologist.