Nitrogen pump is a precursor of nitric oxide, Viagra generic name is sildenafil citrate tablets, sildenafil citrate tablets is an effective medication for treating erectile dysfunction in men. So nitrogen pump and sildenafil citrate tablets work differently. Nitrogen pump is a precursor to nitric oxide, the main substance that increases excitability. Nitric oxide swells the smooth muscle of blood vessels and promotes more blood flow to the penis. Prolonged overdose of nitrogen pumps may lead to central nervous system disorders and abnormal nerve function. Sildenafil Citrate Tablet is an effective drug for treating erectile dysfunction in men and belongs to phosphodiesterase inhibitors. Its mechanism of action is to block the degradation of intracellular cGMP and cAMP, thereby reducing intracellular calcium ion concentration, which leads to cavernous smooth muscle relaxation and penile vasodilatory relaxation. Therefore, nitrogen pumps and sildenafil citrate tablets do not work the same way. Regardless of whether it is Nitrogen Pump or Sildenafil Citrate, it is recommended to use it under medical supervision.