Hair A-Gain is a topcial hair regrowth solution for the treatment of hereditary pattern baldness in men and women. It contains the active ingredient minoxidil 5%. Each pack contains 2 months worth of treatment. Hair A-Gain should be applied directly to the scalp twice a day. A dropper applicator is included in the pack. As Hair A-Gain is a long term treatment, and continual use is necessary to improve and maintain your hair growth. Results may take up to four months.