อย่างแรก make sure that our illness is from bacterial infections สอง do not take an antibiotic for a viral infection สาม Do not save an antibiotics for the next time we get sick. สี่ Do not take an antibiotics prescribed for someone else ห้า Take our antibiotics exactly as our healthcare provider such as doctor or pharmacist tells us. lastly, we need to take a whole course of antibiotics to be sure that the infection has gone away. If we do not take a whole course of antibiotics, some bacteria may survive and re-infect.