Scutellaria Laterifolia. Easy-To-Swallow Capsules. Skullcap is a Native American herb used by Indian tribes for its soothing properties. Skullcap named for its flower formation acts like a sedative without the deleterious effects of narcotic drugs. It has a relaxing and sleep promoting action which can help to quiet nervousness and treat insomnia. It has also been used in assisting with drug and alcohol withdrawal and has been used for headaches. Skullcap continues to be used as a mild neural sedative which has the ability to relieve headaches and other related pain. Studies have shown that it can tranquilize a restless and excited nervous system. In addition nervous twitching and muscle spasms were also calmed by skullcap. An added bonus of skullcap is its ability to lower blood serum cholesterol and prevent high blood pressure.