Wu Ling Capsule has the effect of tonifying the kidney and brain, nourishing the heart and tranquilizing the mind (stabilizing the mind by nourishing the heart), and is used for the treatment of insomnia and forgetfulness due to heart-kidney disharmony (heart fire, kidney yin deficiency, and disorders in the physiological functions of the heart and kidneys). The main ingredient of Wuling Capsules is Wuling Mushroom Powder, which has the efficacy of tonifying the kidney and brain, nourishing the heart and tranquilizing the mind, and is commonly used clinically for the treatment of insomnia, amnesia, palpitations (rapid heartbeat, often accompanied by panic), distress, lumbar and knee soreness and tenderness (feeling of soreness and weakness of the lumbar and knee areas), dizziness and tinnitus, lack of qi and laziness (lack of strength, not wanting to speak) caused by the heart and kidney dysfunction, neurasthenia, seen in the above symptoms. Pregnant women should use this product with caution. The adverse reactions and contraindications of this product are not clear. Discomfort should be timely medical attention, under the guidance of the physician’s identification and selection of medication, not self-medication, so as not to delay the condition.