In brief In its decision of 12 September 2022 (C-1256/2020), the Swiss Federal Administrative Court (FAC) confirmed that interpretive software that uses indicators such as calendar days and body temperature to monitor fertile and infertile phases of a menstrual cycle to achieve natural conception or prevent undesired pregnancy, qualifies as a medical device. This means that such software is subject to a conformity certification procedure with a notified body. In its reasoning, the FAC primarily focused…