not true. Lookup spironolactone guy who regrew hairs on top of head after 6 years of taking that med. Mind you, he was in his mid 70s with a Norwood 7 classification and 45 years of balding. Princessrambo, who was a legend on this forum, with 12 years of balding, went from Norwood 7 to Norwood 2 in 7 months...