Thus the King commanded that, Wat Photaram, an old temple
in Bangkok be renovated, renamed as Wat Phra Chetuphon
Wimonmungklaram, and function as a repository of medical
knowledge that had been salvaged from the destruction of
Ayutthaya. The temple is known today as Wat Pho . The
practice of inscribing medicinal prescriptions on the wall started
from this period