Relieve spasms and cramping Relax muscle tension Direct effect on the uterus This one really works!! The Crampbark has been shown to relax muscle tension, relieve spasms and cramping while St. Johns Wort is soothing and healing. All the herbs in this product have a direct effect on the uterus. After-Pain Relief is also helpful in relieving menstrual cramping and migraine headaches and can be taken every 15-20 minutes until relief is obtained. Contains: Cramp Bark, Black Haw bk, Yarrow fl, St. Johns Wort hb,