A normal sperm percentage of 50% is possible to get pregnant, but the chance of pregnancy is relatively low, and the chance of pregnancy is about 40%. Under normal circumstances, the normal sperm ratio should reach 60%, below this value indicates the existence of low sperm quality, it is recommended to go to the urology department in time to improve the relevant examination, according to the examination results to develop a scientific and effective treatment plan. Levocarnitine oral liquid can be taken to provide sufficient nutrients for sperm production, improve sperm quality and increase the chance of conception. You can also take oral herbal tonics for treatment, such as Wuzi Yan Zong Wan and Qilin Wan, which are useful for improving the chances of pregnancy. If medication is not effective, in vitro fertilization or IVF can be performed.