The research was a trial of instrumental music therapy on prenatal and postnatal patients at the Martha Friska Multatuli Hospital in Medan. The aim of this research is to be a solution to reduce pain and stress so that mothers who are about to give birth and after giving birth can feel relaxed. The tool used in the research is BmT (Music Box Therapy). https://megavitamines.shop/product-category/l-citrulline/