A little stinging pain in the penis after urination may be prostatitis, cystitis, urethritis, kidney disease, herpes virus infection, etc., you should consult a doctor in time to find out the cause of the disease. 1. Prostatitis: a large number of bacteria, white blood cells and other components of the prostate fluid, which may be manifested in the appearance of milky white discharge, can also lead to a little stinging pain in the penis after urination. 2. Cystitis: If men have urinary urgency, frequent urination, painful urination, dribbling, etc., it may be caused by urinary tract infections that trigger cystitis. 4. Urethritis: Bacteria can enter the urethra as a result of retrograde infection, which may lead to the symptom of tingling in the penis after urination. 5. Kidney disease: male glomerulonephritis, nephrotic syndrome and other diseases, may lead to a little stinging pain in the penis after urination. 6. Herpes Virus Infection: Commonly known as genital herpes, the virus usually causes pain when it infects the penis. After infection, there may be burning, itching and pain in the genital area. To summarize, if you find a little tingling in the penis after urinating, you should seek medical attention.