Patients with nephritis should not eat fishweed tea, because fishweed contains aristolochic acid, current research aristolochic acid can lead to kidney damage, causing kidney failure. Patients with nephritis should have a low-salt, low-fat, high-quality and low-protein diet. Low-salt means less pickled foods and salty-flavored foods; low-fat means cholesterol- and fat-rich foods should be avoided; high-quality protein means high bioefficacy proteins, mainly animal proteins, such as fish, meat, egg white, and avoid foods rich in vegetable proteins, such as soybean products and nuts, such as peanuts, melons, pistachios, Soymilk, tofu, dried beans, because it contains less amount of essential amino acids and more metabolic wastes, increasing the burden on the kidneys. If you have chronic nephritis, you need to actively control blood pressure and reduce proteinuria. Chronic nephritis is a chronic progressive disease until the end stage of chronic renal failure, uremia stage, once the symptoms of uremia appear, such as nausea, vomiting, loss of appetite, chest tightness, panic attacks, manifestations of cardiac failure, and respiratory distress, you need to actively undergo renal replacement therapy at this time.