First, read the English article below.

Most viral infections can be managed at home with self care. However, under certain conditions you should see a doctor right away. It's especially important these symptoms are addressed in children. See a doctor if you notice any of the following symptoms:  Urinating less than three times in 24 hours Difficulty breathing No improvement over three to five days Worsening of symptoms, or severe symptoms If you or a member of your household has a compromised immune system, you should be seen sooner to prevent complications. Antibiotics are used to treat bacterial infections and will not do anything to stop a viral infection. Doctors may not always prescribe antibiotics, even for bacterial infections, but they may be necessary if your infection is serious. The only way to know for sure if you have a viral or bacterial infection is to get evaluated and discuss options with your doctor. A doctor will collect mucus or do a throat swab and send the sample to a lab. Your doctor may want to test you for a bacterial infection if they believe you would benefit from antibiotics. If a viral or bacterial infection is causing you a lot of pain, ask a pharmacist about what over-the-counter pain medications may help. Make sure you use medications according to package instructions and ask a pharmacist whether they will interfere with any existing medications. If you are prescribed an antibiotic, ask your doctor about which over-the-counter pain medications are safe to use with your antibiotics. It is important to stay current with all recommended vaccines as they are meant to prevent serious complications from both viruses and bacteria. Get a flu vaccination to protect you from the virus that causes the flu. While the flu is a viral infection, viral infections can some time lead to a bacterial infection. A flu shot can reduce your risk of developing viral and bacterial infections.  A flu shot will not protect from all viruses or bacteria. While it reduces your risk, you may still get sick. Many people qualify for pneumonia... 

Now, please write a short abstract for it in Vietnamese. Abstract:
Đến bác sĩ ngay nếu bạn có một số triệu chứng nhất định. Dùng thuốc kháng sinh chữa bệnh nhiễm vi khuẩn. Thử uống thuốc giảm đau không kê toa. Tiêm phòng cúm.