Kidney tonic capsule is effective in tonifying kidney and vital energy, and can regulate the immune function of the elderly. Kidney tonic capsule belongs to the proprietary Chinese medicine, consisting of Ganoderma lucidum, Prepared Polygonum multiflorum, Fructus Lycii, Epimedium brevicornum, Red Ginseng, Pearl, Salviae Miltiorrhizae, Glycyrrhiza glabra, Rhizoma Glycyrrhizae, Rhizoma Glycyrrhizae, Rhizoma Polygonatum, with the efficacy of tonifying the kidney qi and regulating the immune function of the elderly, and is mainly used in the treatment of amnesia, lethargy, chest tightness and shortness of breath, insomnia, tinnitus, lumbar soreness, and nocturnal urination. Adverse effects are not clear and contraindications are not clear. Avoid greasy food during the use of the drug. Caution should be exercised for those with abdominal distension and loose stools, cough and phlegm, not suitable for patients with colds and flu, and pregnant women should be cautious. If medication is needed, it is recommended to use it under the guidance of a Chinese medicine practitioner, unauthorized use of medication may cause adverse consequences.