Oral Myiasis is a rare condition that results in invasion of tissue by the larvae of fly. Myiasis is an infestation of a live vertebrate by dipterous larvae, which at least for a time, feed on living, or dead host tissue, liquid body substances, or undigested food. We have presented the case report of a 67-year-old male patient presented with the complaint of a crawling sensation in his mouth for the previous six months. The patient gave history of wearing crowns for more than two years. . Manual removal of the maggots was done followed by cleaning and treating with topical and systemic antiseptics, anti-fungal and analgesics. Patient was put on follow-up and was instructed to maintain strict oral hygiene. Key words: Fixed Partial Denture, Maggots, Oral Myiasis