Take a liter of seasam-oil in a transparent bottle of sky-blue colour. Recite 100 times
الر تِلْكَ آيَاتُ الْكِتَابِ الْمُبینِ
الرَّحِیْمْ الرَّحِیْمْ الرَّحِیْمْ
blow upon the oil, and repeat this for 40-days. From 41st day start using this oil by massaging it in the head.