- Xylocain 10 mg/ml epinephrine 0.005 mg/ml, injectable solution : Known hypersensitivity to lidocain chlorhydrate, to local amide linking anesthetic or to one of its excipients, patients affected with reccurrent porphyrias, administration using intravenous way for children under 5 years, linked to the epinephrined compound : intra vascular way, angina pectoris, ventricular rythm troubles, severe arterial hypertension, obstructive cardiomyopathy, hyper thyroidy, anesthesia with local infiltration on the extermities (fingers, penis).