I was diagnosed with strep pharyngitis on tuesday and started amoxicillin at 2pm. i still can't sleep or function. when should i feel better?

Antibiotic effect: Imagine millions of bacteria where, in a wave of antibiotic,- most of these bacteria explode, with their guts and toxins spilling out all over the place- it's a total mess. This mess attracts thousands of white blood cells, and an inflammatory response ensues that cleans this mess up- resulting in increased tenderness, redness, warmth, and swelling. The area will improve in a few days.