Most dental anesthetics that are typically used contain epinephrine (adrenaline). Studies have shown an increase of 10-20 mmHg (to between 130-150 mmHg) in the systolic blood pressure vs non-epinephrine containing anesthetics.
Source: Wahl M and Brown R, Dentistry's Wonder Drugs: Local Anesthetics and Vasoconstrictors, Dental Style (Canadian Edition-Academy of General Dentistry), May 2010 pg 48-66.
Hans Skariah, B.Sc., DMD
Promenade Court Dental Health Group in Mississauga
2233 Hurontario St., Mississauga, ON, Canada
(1/2 km north of the QEW in the Dome Building)