Black Haw, a relative of Cramp Bark (Viburnum Opulus) is astringent and antispasmodic and has been used historically as a uterine relaxant and for menstrual pain.
Note: These statements have not been evaluated by the FDA. They are for educational purposes only and are not intended to diagnose or treat any condition. Please consult your health care professional with any health-related concerns, and for diagnosis and treatment.