Cramp Bark is useful for cramps and pains related to digestive parasitic infection, and to treat swollen glands, as an anti-scorbutic, as a nerve sedative and anti-spasmodic.It helps relieve muscle tension in the intestines from such infection.Internally it can also be used for menstrual pain, back pain, constipation, colic and irritable bowel syndrome (IBS). Also nervous tension, arthritis, high blood pressure and other circulatory conditions.