Kirkland Minoxidil 5% Foam Hair Regrowth, Hair Loss Treatment – 6 Months. Minoxidil Topical Aerosol, 5% (Foam) is for men who have general thinning of hair on the top of the scalp (vertex only). For Best Result Use Twice Daily. 1 can/bottle equal to 1 month supply. Kirkland Signature Minoxidil Foam Topical Aerosol, 5%. Minoxidil […]