Research Article

Local Anesthetics, Procaine, Lidocaine, and Mepivacaine Show Vasodilatation but No Type 1 Allergy: A Double-Blind, Placebo-Controlled Study

Table 1

Drug preparations used in subcutaneous injections for allergy testing of LA.

SubstanceNumber of injections, ContainerPreservativeProducer

Procaine 1%
104BottleBenzyl alcoholSteigerwald
13BottleParabensLoges
17AmpouleNoneSteigerwald

Lidocaine 0,5%
82BottleBenzyl alcoholSteigerwald
14AmpouleNoneSteigerwald

Mepivacaine 1%
37AmpouleNoneActavis
24CarpuleCalcium chlorideActavis

NaCl 0,9%
49BottleNoneBraun