Can patients with kidney stones drink Cornus officinalis (Shanzhuyu)?
Patients with kidney stones can generally consume cornus officinalis (Shanzhuyu), but this should be done under the guidance of a physician, with attention to individual constitution and medical condition. If in doubt, it is recommended to seek medical advice in advance. Detailed analysis is as follows:

For patients with kidney stones accompanied by symptoms of kidney deficiency, such as soreness and weakness in the lower back and knees, dizziness, tinnitus, spontaneous sweating, or night sweats, and if their constitution is suitable, moderate consumption of cornus officinalis may be appropriate. Cornus officinalis has functions of nourishing the liver and kidneys and astringing to relieve symptoms. It can alleviate symptoms caused by kidney deficiency, enhance kidney function, and aid in the management of kidney stones.
However, if the patient with kidney stones has conditions such as heat syndrome with toxic fire, damp-heat jaundice, or damp-heat obstruction pain, or presents with excessive internal heat symptoms such as high fever, thirst, or yellow urine, cornus officinalis should not be taken, as it may exacerbate internal heat. Additionally, if the patient's kidney stone condition is severe, accompanied by significant pain, hematuria, infection, or if surgical treatment has already been performed, treatment should follow medical advice and cornus officinalis should not be self-administered.
In addition, patients with kidney stones should also adjust their dietary habits, reduce intake of foods high in oxalates and calcium, such as spinach and dairy products, and increase fluid intake to promote urination, which is beneficial for the excretion of small stones.