Why is female urine red?

If a woman's urine is red, it may be in a physiological menstrual period, when the urine discharged is red is normal, and the urine color gradually returns to normal with the end of the menstrual cycle. It may also be pathological, that is, showing macroscopic hematuria, suggesting that the body shows other diseases, such as acute glomerulonephritis, renal failure and other diseases, in this case, it is necessary to go to the hospital in time for treatment, further routine urine examination and renal color Doppler ultrasound examination, and further treatment is needed after definite diagnosis. It is also possible to take certain drugs, such as rhubarb, rifampicin, phenolphthalein drugs, will also show red urine, if there is no red blood cells in the urine routine, there is no big problem, you can drink a lot of water, increase the number of urination to discharge red urine improvement. Of course, to exclude the consumption of certain foods caused, such as dragon fruit will also cause red urine.