Procaine preparations have the effect of inhibiting the activity of mao-b, which may be related to its anti-aging effect. Experiments have shown that procaine can increase the proliferation rate and saturation density of diploid cells, and prolong cell lifespan (but procaine only has an effect on actively dividing cells, and the effect on senescent cells is weakened or disappeared); its rare The solution can prolong the lifespan of silkworms.procaine hydrochloride anti aging