The urine is pink, can be divided into the following three cases: the first case of the elderly nowadays, often oral anticoagulant drugs, such as aspirin, Poliovel, etc.. The coagulation mechanism in the body will be inhibited after taking these drugs, and often some people can have red urine, that is, blood in the urine. In this case, you can go to the hospital for an ultrasound examination of the urinary tract and a routine urine examination. After excluding other diseases, you can consider temporarily stop taking oral anticoagulant drugs for a period of time and then continue to take them after the color of the urine is normal. The second situation is taking medication or eating some food that can make the urine red. The main drugs include rifampin and phenolphthalein tablets that can make the urine red, and foods such as red heart dragon fruit that can make the urine red, and after not taking these drugs and foods, the urine will change to normal color. The third condition is the presence of urinary system diseases that can make the urine red, such as urinary tract infections, which are often combined with frequent, urgent, painful urination or fever. There are also urinary stones, which are often accompanied by severe pain, nausea, and vomiting. Internal diseases, such as glomerulonephritis and nephrotic syndrome can cause redness in the urine. It is then necessary to go to the hospital for further tests to clarify the cause of the red urine and continue with targeted treatment.