Your 155lb healthy patient is having their first premolars e…
Your 155lb healthy patient is having their first premolars extracted for orthodontics. The dentist has administered 4 carpules of Articaine 4% 1:100,000 and bilateral MSA and MI injections. The mandibular first premolars are not profoundly anesthetized. He asks you to come “back up the patient with anesthetic” for him. How many more carpules of the same anesthetic can you safely administer?