Add 5% to a shampoo and apply thoroughly to the scalp and hair.
Leave on for 2 hours, then rinse out and comb through with a fine tooth comb.
Repeat after 48 hours, then repeat 8 days later.
Use also a preventatitive once a week during outbreaks.
If you Don't like the small, add 5 drops of lavender oil.
Apply neat to the toenails 2 times a day for 3-6 months (cover your toenail with a plaster to avoid staining your stocks).
Dilute the neem oil to 5% in another base oil such as Sesame oil before applying to the skin.