The root of spring sand is the root of spring sand nuts. Sand nuts are used to reduce dampness and move the qi, wake up the spleen and stomach, after the salt system, the dampness is slightly reduced, warm but not manic, the effect of lowering the qi and stabilizing the fetus is strengthened, and can lead the medicine downward, often used in the treatment of fetus restlessness. The root of the pain and vomiting effect is not as good as sand nuts, but its effect is better than sand nuts, used for fetal restlessness in pregnancy, foetal abortion or habitual abortion. Spring sand root boiled old hen, in addition to take the sand nuts and stomach and qi, the efficacy of the fetus, but also borrowed from the old hen benefit the efficacy of the essence of blood, due to the weakness of qi and blood lead to fetal restlessness of the people with good results.