Good quality research has also shown Motilium works effectively as a galactagogue by increasing prolactin levels. Prolactin is the hormone that stimulates cells in the breast to produce milk. When it comes to taking a drug, particularly during pregnancy or when breastfeeding, many mothers worry about various things such as how the drug might affect their baby and side effects. Here are the 5 FAQs on Motilium to improve milk supply during breastfeeding: 1. When is it necessary to consider taking Motilium? Frequent and effective extraction of milk is the most important factor in the production and maintenance of an abundant supply of milk. So, anything that causes this can impact the availability of milk. In some situations, if the mother still has a low supply of milk, Motilium may be suggested on such occasions. Motilium is said to increase the levels of prolactin. Motilium can also help moms relax; promote lactation which fails to provide adequate milk to a premature baby, or ...