This is very, very much not true. Do vaccines or antibiotics "work on symptoms"? Do knee replacements "work on symptoms" of our bodies being unable to regenerat

This is very, very much not true. Do vaccines or antibiotics "work on symptoms"? Do knee replacements "work on symptoms" of our bodies being unable to regenerate cartilage? The only superficial "work on symptoms" treatments I can think of are palliative cancer care or cosmetic treatments like fillers.