• A) Myelinated fibres as easier blocked than unmyelinated fibres.

B) Pressure/touch nerves are easier blocked than the dorsal nerves that transmit pain impulses.

• A) Anti-arrythmic effects (Class 1)

B) Weak blocking action on skeletal muscles, has no clinical application.

• Type of procedure that require the local anesthesia.
• Causes the drug to become ionized, thus increasing the onset of action.
• Prilocaine in combination with Lidocaine.