Arnica is a perennial plant that is generally found in mountainous areas of Canada and Europe. The tincture is used for the treatment of sprains, wounds, bruises and to give relief from rheumatic pain, epilepsy, sea sickness and hair growth. Diaphoretic, diuretic, emollient, expectorant, stimulant, vulnerary. Arnica is primarily for external use. Used as tincture or salve, it helps to promote the healing of wounds, bruises and irritation. Arnica is sometimes used as a poultice, or as a compress (made from a tea of the flowers) on the stomach to relieve abdominal pains.