It's a new interview, the article says that the lotion works with androgenetic alopecia and areata, but also say that Fidia and brotzu are working to stabilize the preparation and make it suitable for public distribution
There is a newspaper article today that talks about the lotion...
http://www.unionesarda.it/articolo/salute/2018/02/15/lozione_brotzu_la_nuova_cura_per_combattere_l_alopecia-69-697901.html