Red urine in the morning may be related to some foods and drugs, or it may be caused by some diseases, such as urinary tract infection, stones, tumors and so on.
1. If you have eaten red dragon fruit or used some red drugs, such as rifampicin, before going to bed, the urine can be stained by the pigment of such food or drugs resulting in red urine.
2. Urinary tract infection can lead to frequent urination, urinary urgency, urinary pain, a part of the patient because the inflammatory reaction of the urethral mucosa can lead to bleeding, can also be manifested as red urine.
3. Urological stones can lead to severe pain in the lower back and abdomen, and the stones can cut through the mucous membrane of the urethra in the process of movement, causing bleeding and reddening of urine.
4. Tumor of urinary system, such as bladder cancer or renal pelvis cancer, due to the tumor invading the surrounding tissues or the blood vessels of the tumor breaking, so that the blood enters into the urine, which can lead to red urine in the morning.
Besides, there are many other reasons that can lead to red urine in the morning, which should be consulted in time and treated according to the causes.