Lidocaine HCl + Epinephrine (Royaledent) 20mg/10mcg per ml Solution for Injection is a local anesthetic combination used for dental procedures. Each carpule contains 1.8ml of solution, providing 36mg of Lidocaine and 18mcg of Epinephrine. Lidocaine works to numb the treated area, while Epinephrine helps to prolong the anesthetic effect by constricting blood vessels, reducing bleeding, and preventing the rapid absorption of the anesthetic. The pack includes 50 carpules, making it ideal for dental clinics and professionals performing a variety of dental procedures.