im sooo dumb!!

ok i gave my plants too much nutes a tablespoon not a teaspoon now they are slowly dying i did this about 4 or five times at first i did not know what was wrong i thought it was my ozone or ph then i read the bottle then i almost killed myself beacuse im sooo stupid i flushed twice but they still getting bad
it was a 5-45-19 flowering nute how do i stop this from reaching my buds and its about to

flush with three times the size of container with plain water, or add molasses to help burn nutes