The use of drugs in pregnancy is a debated and extremely interesting topic for a series of reasons. Since the Sixties, when the thalidomide tragedy occurred, healthcare professionals have been more and more careful in prescribing drugs during pregnancy. On the other hand, however, the increased availability of over-the-counter products, self-prescription, the availability of new molecules on the market and the increase of pregnant women with chronic diseases has determined a wide exposure to drugs during pregnancy.¹