1) under selve den konsultation, hvor patienten får ordineret lenalidomid, eller 2) i løbet af de sidste 3 dage inden konsultationen hos den ordinerende læge.
Prior to starting treatment A medically supervised pregnancy test should be performed during the consultation, when lenalidomide is prescribed, or in the 3 days prior to the visit to the prescriber once the patient had been using effective contraception for at least 4 weeks.