This is the text Antibiotics: Fleming, the scientist who discovered penicillin Antibiotics are the best drugs we have to fight deadly bacteria, but the germs are fighting back. Ah-choo! Carmen has been feeling miserable for the last three days, sneezing and coughing. If she doesn't get well soon, she might miss an important test at school. She might even miss the holiday parties. Carmen asked her parents to take her to the doctor. She wanted the doctor to give her antibiotics. Carmen's sister, Silvia, had also been feeling sick, and the doctor gave her antibiotics. Silvia had started feeling better after only a couple of days. But after the doctor checked Carmen, he said something that she found deeply disappointing. "You don't need antibiotics.""But you gave them to Silvia, and she's better now," replied © 2009 Weekly Reader Corporation. All rights reserved. Used by permission.