definition for controlled room temperaure as per usp
CRT refers to âControlled Room Temperatureâ. A temperature range that is controlled within an environment. Generally â no medicines are licensed for use within the European Economic Area be labelled with storage conditions of âcontrolled room temperatureâ.CRT labelling is regulated by the USP. temperature range that is controlled within an environment. Generally â no medicines are licensed for use within the European Economic Area be labelled with storage conditions of âcontrolled room temperatureâ.