The pain in the area below the navel is common for several reasons, and the treatment is different for different reasons. 1, it may be pain caused by dysmenorrhea, which can be treated symptomatically with local heat compresses or oral non-steroidal anti-inflammatory drugs for pain relief. 2, if the pain in the lower abdomen is caused by inflammation of the bladder, it is usually accompanied by frequent urination, urinary urgency and painful urination, which must generally be treated with antibiotics. The most common antibiotics are quinolone antibiotics and third-generation cephalosporin antibiotics, combined with heat and dampness, diuretic and laxative Chinese medicine or proprietary Chinese medicine, the effect is better. 3, it may be acute gastroenteritis. It is usually caused by accidentally eating the wrong things, eating unclean food, and must be treated with antibiotics. In addition, you can also apply scopolamine antispasmodic and analgesic treatment, or if diarrhea occurs, you can use oral montelukast antidiarrheal treatment.