the concentrations of lidocaine and of its deethylated metabolite , megx , were measured in blood following the intravenous administration of 50 and 100 mg lidocaine hydrochloride , the oral administration of 100 , 300 , and 500 mg lidocaine hydrochloride monohydrate , and the oral administration of 300 mg lidocaine hydrochloride monohydrate every 8 h for seven doses , to three healthy volunteers .
C0023660
lidocaine
C0546869
lidocaine hydrochloride