The REVIAN RED System is FDA Cleared and indicated to treat Androgenetic Alopecia and to promote hair growth in males who have Norwood-Hamilton classifications of IIa–V patterns of hair loss and to treat Androgenetic Alopecia and promote hair growth in females who have Ludwig-Savin Scale I-1 to I-4, II-1, II-2 or frontal patterns of hair loss; both with Fitzpatrick Skin Types I–IV.