emla + ametop

EMLA + AMETOP refers to the combined use of two topical local anesthetic preparations for skin anesthesia prior to procedures such as intravenous cannulation or needle insertion. - **EMLA** is a eutectic mixture of local anesthetics containing lidocaine and prilocaine. It acts by blocking sodium channels in neuronal membranes, thereby inhibiting nerve impulse conduction and providing localized numbness. EMLA is known for causing vasoconstriction at the application site and requires about 60 minutes for optimal effect; its numbing action lasts up to two hours[4][6]. - **AMETOP** (Ametop Gel) contains tetracaine (also known as amethocaine), an ester-type local anesthetic that also blocks sodium channels in nerves but tends to cause vasodilation rather than vasoconstriction. It has a faster onset (30–45 minutes) with effects lasting four to six hours[4][6]. Both agents are used topically under occlusion before minor procedures in children and adults. Studies show similar efficacy between them for pain reduction during needle procedures, though Ametop may be associated with less pain on cannulation and less vasoconstriction compared to EMLA[1][2][3].

Other names

lidocaine-prilocaine + tetracainelidocaine and prilocaine + amethocaineEMLA cream + Ametop gel