Acute nephritis patients can vomit, the following specific analysis: a. Acute glomerulonephritis is usually caused by streptococcal infection, and symptoms begin to appear after 2 days of the streptococcal infection period, such as swelling, weakness, nausea, vomiting, elevated blood pressure, frothy urine, red urine and other symptoms. Second, urine routine has positive urine protein, positive urine occult blood, and renal function has normal creatinine and urea nitrogen or transient elevation. Acute glomerulonephritis is a disease in which the immune system is involved, and is a sterile inflammation that can cause vomiting. The reasons for vomiting are the following two: First, patients develop gastrointestinal mucosa edema and poor digestive capacity. If the symptoms of nausea and vomiting can occur due to improper diet. Second, acute nephritis is sometimes aggravated, there will be an increase in creatinine urea nitrogen and acute kidney injury, then due to toxin stimulation can appear nausea, vomiting and other symptoms.