Nasal Spray Vs. Needles at the Dentist Office, University at Buffalo Study

Published: Aug 21, 2013

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Spraying anesthesia into the nose instead of using a needle to inject it into the mouth could make the trip to the dentist’s office a little less painful. A recent study published in the Journal of Dental Research looked at the effectiveness, safety, and tolerability of nasal anesthesia spray to produce numbness of maxillary teeth (the upper teeth).

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