A little pain in the small stomach may be caused by cystitis, appendicitis, bacterial enteritis, for women also need to consider pelvic inflammatory disease, for men need to consider prostatitis. Patients need to use antibiotics, immunosuppressants, such as norfloxacin, cyclosporine A and so on. 1. Cystitis: Patients with cystitis will have lower abdominal pain, painful urination and other manifestations, so the patient will have the symptom of a little pain in the stomach. If the patient develops bacterial cystitis, antibiotics such as norfloxacin and ciprofloxacin can be used as prescribed by the doctor. For patients with interstitial cystitis, immunosuppressants, such as cyclosporine A and methotrexate, are needed under medical supervision. 2. Appendicitis: appendicitis will have symptoms such as pain in the lower right abdomen, fever, nausea and vomiting, so the patient will have a little pain in the stomach. If the patient has appendicitis, you can cefixime, cefuroxime and other antibiotics under the guidance of the doctor, and if necessary, surgical treatment. 3. Bacterial enteritis: patients with bacterial enteritis can manifest as pain in the stomach, patients need to follow the doctor’s instructions with ceftazidime, cefazolin and other antibiotics. 4. Pelvic inflammatory disease: Pelvic inflammatory disease is mainly manifested as lower abdominal pain, abnormal vaginal bleeding, and so on, so that the patient will appear a little tummy pain symptoms. Patients with pelvic inflammatory disease need to follow the doctor’s instructions with antibiotics such as levofloxacin and metronidazole. 5. Prostatitis: Patients with prostatitis will experience pain in the pelvic area, fever, and painful urination, so they will experience a little pain in the stomach. If the patient has chronic prostatitis, hot water sitz bath, prostate massage, follow the doctor’s instructions with norfloxacin, cephalosporin and so on. The patient appeared a little pain in the stomach, need to consult a doctor in time, you can take targeted measures under the guidance of the doctor to treat.