Grab this 5 months supply of Hair A-Gain at this unbeatable price! Minoxidil , the active ingredient in Hair A-Gain has been shown to help stop or slow hereditary hair loss in 4 out of 5 people. How do I use HAIR A-Gain? HAIR A-Gain 5% lotion is a solution that is applied directly to the scalp twice a day using the dropper supplied in the pack. It is simple to use. Treatment with HAIR A-Gain 5% lotion is a long term treatment for hair regrowth and continuous use is required. What can you expect? HAIR A-Gain 5% lotion slows down hair loss in 80% and re-grows hair in approximately 40% of men and women. Results are usually noticeable after 3 to 4 months of treatment. Results vary between individuals. You should discuss what results you might expect with your pharmacist or doctor. HAIR A-Gain 5% minoxidil lotion is available without a prescription.