Anesthetic Efficacy of 4% Articaine with 1:100,000 Epinephrine versus 4% Articaine with 1:200,000 Epinephrine as a Primary Buccal Infiltration in the Mandibular First Molar

The anesthetic efficacy of 4% articaine with 1:200,000 epinephrine is comparable to 4% articaine with 1:100,000 epinephrine in a primary mandibular buccal infiltration of the first molar.