I got tested negative for strep, and the doctor said only take the antibiotics if i get a fever. but i have white painful patches n the back of throat?

? Strep Test: your Dr should have done a " real " culture rather than depend on the Rapid strep test . The Rapid strep test has problems 95% sensitive , meaning it will miss 5 out of 100 people tested . It is 98 %specific meaning 2 out of 100 people tested are fals positive . Therefore a positive culture done by the microbiology will need to be treated by antibiotics . You can still have ta virus