Mehmood Hussain, Bilal Ahmed, Nazia Yazdanie.
Gagging and its management.
Pak Oral Dental J Jan ;27(1):113-4.

Gagging is a normal protective reflex to prevent foreign bodies entering the trachea. Some individuals are more prone towards gagging. Various local and systemic factors such as alcoholism, gastrointestinal reflux and foreign bodies irritating soft palate or choking the oro-pharyngeal region can trigger this reflex . In this paper various techniques to prevent gagging during dental treatment are discussed. This is a review article.

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