Levocanidin for weak spermatozoa is taken for a longer period of time, usually for about three months. Levocanidin can promote lipid metabolism, alleviate due to the body’s fat metabolism disorders, skeletal muscles, heart muscle and other tissue dysfunction, but also help to improve the sperm quantity and quality, thereby increasing the chances of conception. It takes two to three months for sperm to mature from production, so it usually needs to be taken for about three months, depending on the patient’s individual health condition. Levocanidin can also be used to treat patients with kidney failure, and can play a role in relieving complications in patients with kidney failure on long-term dialysis. Taking levocanidin may cause nausea, vomiting and other symptoms, some people may also have anemia, dizziness and other symptoms, allergic to the drug, pregnancy and other people are prohibited to take. The drug should be taken under the guidance of a doctor to avoid damage to the body.