This church came from the union of three churches: Agios Irakleidios, Agios Ioannis Lampadistis and the temple of the Akathist Hymn which used to be a
The two churches have a common narthex that was previously built at their western end around the middle of the 15th century, initially arch-roofed and now wooden roofed. The tall building in the north which was perhaps a Latin chapel, belongs to the 15th century. The entire structure is covered by a huge second protective brick roof.
The church of Lampadistis was rebuilt in the early 18th century except for the Northeastern support and arch above the tomb of the Saint – where the skull of the Saint is kept in a silver case. The original church dates back to the 12th century.