At present this building harbors the Mexican Medicine Museum. Was designed and built by Pedro de Arrieta, Senior Master of the Holy Office. It was constructed from 1732 to 1736. The building was for 84 years the Holy Oficce Tribunal headquarter until its definetely closing in 1820. It also was temporarily the City Archbishop, the National Lottery, a basic school and a military barracks. In 1854 became the Medicine school and stayed so for almost a hundred years. In 1956 the Medicine school was transfered to the University City of the National Autonomus University of México (UNAM), the building was restored and in 1980 The Mexican Medicine Museum was inaugurated.