How many boxes of Shengli tablets are usually taken to see the effect, need to be based on individual circumstances, the symptoms of light people see the effect of fast, heavy people need a longer period of time, but the use of medication for 2 weeks did not relieve or aggravate the symptoms of the person should be timely medical treatment. Shengli Tablet is composed of ginseng, Cistanche, Radix Rehmanniae Praeparata, etc. It has the function of benefiting qi and strengthening yang, filling the essence. It has the effects of benefiting qi and yang, filling essence and nourishing yin, tranquilizing the spirit and promoting intelligence (stabilizing the mind and promoting intellectual development). It is used for impotence, premature ejaculation, loss of libido, spermatorrhea, mental fatigue (mental exhaustion, physical weakness), dizziness and vertigo, tinnitus, insomnia and excessive dreaming, lumbago and knee weakness. If patients have any discomfort, please go to regular medical institutions; if you need to use Shengli Tablet, it must be used under the guidance of a professional doctor.