Side Effect Lidocaine and Benzocaine

Lidocaine shows work as an analgesic and is widely used as a local anesthetic. Lidocaine works on the axons of sensory neurons to inhibit the action potential conduction by closing Na + channels is dependent on the voltage (voltage-dependent Na + channels), which is closely related to the expected analgesic effect. Lidocaine also has a debilitating effect on axon transport material. 

And enriched with Benzocaine (a compound that is a local analgesic effect), which has been approved by the Agency for International Food and Drug Administration or FDA.
        And this product has been proven successfully used for desensitization or relieve sensitive to male sex organs, thus helping to slow the occurrence of ejaculation. This is what is used to reduce over-sensitivity of the male sex organs before intercourse, and assist in extending the time to make love until ejaculation.