Antibiotics, both bacteriostatic and bactericidal, have a good inactivating or inhibiting effect on bacteria, and the indications for antibiotics are for the treatment of infections, suspected infections, or clearly diagnosed infections. However, all antibiotics have side effects, so do not abuse antibiotics in real life without a clear diagnosis of infection or clear suspicion of infection. Because of the widespread abuse of antibiotics in real life, the food you eat and the household products you use may contain some antibiotics, which is why bacteria are now prone to drug resistance. The actual application of antibiotics must be strictly controlled indications, do not abuse, to avoid once really need antibiotics to fight infection when there is widespread resistance, there is no tool available.