Clinically, some patients take Spermatogenesis Tablets for about 8 weeks (40 days) to see the effect, the specific needs to be decided according to the patient’s condition. Sperm production tablets have the effect of tonifying the kidney, nourishing yin and strengthening yang, the composition of the drug includes antler velvet, epimedium, yellow essence, ginkgo biloba and so on. It is used for the discomfort of lumbar and knee soreness (the feeling of lumbar and knee soreness and weakness) caused by kidney yang deficiency (lack of yang energy in the kidneys), fatigue (mental exhaustion and physical weakness), dizziness, tinnitus, azoospermia, weak spermatozoa, oligospermia and semen non-liquefaction in men. Patients suffering from the above conditions can take this drug under the guidance of a professional Chinese medicine practitioner, how long to take the drug to see the effect, there is no clear conclusion, clinically there are some patients who can see the effect of taking 8 weeks. Yin deficiency and fire (deficiency of Yin and essence in the body, hyperactive fire) and patients who are allergic to the drug composition of the essence tablets are prohibited from taking the drug. Some patients may experience adverse reactions such as dizziness and nausea after taking the drug.