Cook-Waite, Zorcaine Articaine HCl 4%, with Epinephrine, 1:100,000, 1.7 ml, 50/Pk, 99138About This Product Contains 4% articaine hydrochloride 1: 100,000 epinephrine formulation Rapid onset with lasting effect Available in single dose solutions Cook Waite Zorcaine Injection is an anesthetic solution that combines articaine HCl, epinephrine, and amide for infiltration, nerve block, and oral surgery. The clear and colorless injection solution contains 4% articaine hydrochloride and 1: 100,000 epinephrine. Cook Waite Zorcaine comes in 50