Yesterday i woke up at 3:00am with a 102 fever, chills, sore throat (wasn't bothering me that much), achy. I went to the doctor she thought i had strep and did a rapid strep test which came back negative. She thought that it was a false negative and put me on Cephalexin 500mg every 8 hours. As of now i've taken 24 hours worth of the Cephalexin an... more