SERASAN DROPS 50 ML Supplements useful for promoting sleep and good mood. Serasan drops is a product capable of controlling anxiety, agitation, and distress, and promoting sleep for a more peaceful night. Passionflower, Valerian, and California Poppy have long been known as natural sedatives ideal in cases of stress, nervousness, and depression. The product contains alcohol, so it is not suitable for children. Take thirty drops in the evening before going to bed.