7 year old swallen tonsils fever 102.5 for 3 days with 3 red dots on back of a mouth strep test negative, do swallen tonsils need antibiotics?

Swollen tonsils . Tonsillar infections are often caused by viruses and do not require antibiotics. Swelling may be treated with steroid medication. If the swelling and pain with fever continues re evaluate for strep throat. All the best.