Both kidney yin and yang deficiency are called kidney yin and yang deficiency, which can be treated with Hippocampus Kidney Pills, Ginseng Deer Fuzheng Capsules, and Dan Green Kidney Replenishing Capsules. 1. Hippocampus Strong Kidney Pill is composed of Radix Rehmanniae Praeparata, Cornu Cervi Pantotrichum, Cortex Eucommiae, Rhizoma Atractylodis Macrocephalae, Radix Achyranthis Bidentatae, Radix Angelicae Sinensis, Rhizoma Coptidis, Antler Velvet, and so on. It is used for impotence and spermatorrhea due to deficiency of kidney yin and yang, and lumbar and knee soreness and weakness (a feeling of soreness and weakness in the lumbar and knee regions). The adverse reactions and contraindications of this drug are not clear at present. 2. Ginseng and Deer Fuzheng Capsule is composed of ginseng, Radix Rehmanniae Praeparata, Cortex Eucommiae, Fructus Lycii, Rhizoma Morinda Citrifoliae, Radix Achyranthis Bidentatae, Radix Achyranthis Bidentatae, Poria, Sea Buckthorn, and so on. It is used in treating fatigue (mental exhaustion and physical weakness), dizziness, tinnitus, forgetfulness and insomnia, lumbar and knee pain, and frequent urination at night caused by deficiency of yin and yang. This drug is prohibited for children and pregnant women. 3. Dan Green Kidney Tonic Capsule is composed of pepper, dry ginger, white flower Dan, etc. It can tonify the kidney, nourish yin and strengthen yang. It is used for impotence and spermatorrhea due to deficiency of yin and yang, soreness and weakness of waist and knees, and physical weakness. The adverse reactions and contraindications of this drug are not exact. Medical supervision is required for taking the above medicines.