Lignocaine and adrenaline not used for repair of injury to digitalis because?
1
Adrenaline causes vasoconstriction of blood vessels supplying digitalis which may lead to decreased tissue perfusion and necrosis
2
Adrenaline decreases the effect of lignocaine
3
Adrenaline causes systemic effect
4
Adrenaline causes vasodilation which may lead to increased bleeding.