A systematic review investigated<unk>  for use in emergency departments, especially for starting intravenous lines in children, in view of its analgesic and cost-saving properties. However, it did not find an improvement in first-attempt cannulations.<unk>  is the T in TAC, a mixture of 5 to 12%<unk> , 0.05% adrenaline, and 4 or 10% cocaine hydrochloride used in ear, nose, and throat surgery and in the emergency department where numbing of the surface is needed rapidly, especially when children have been injured in the eye, ear, or other sensitive locations.
Tetracaine
Procaine
Articaine
Bupivacaine
Iontocaine
Ibogaine
Levobupivacaine
Proxymetacaine