Roller inhaler for migraine and headache Amrutanjan Headache Roll On relieves headache within 1 minute. As part of the video, he uses Ayurvedic formulas for safe pain relief without chemicals. Portable and easy to use. Not sticky, does not stain clothes. Provides cooling and pain relief in a short time. Retains long lasting effect. Easy to carry. Method of application: applies to the temples and under the nose. Tags: pharmacy, Thai