Professors Rob Howard (Â鶹´«Ã½ÊÓƵÍøÕ¾ Psychiatry) and John Hardy (Â鶹´«Ã½ÊÓƵÍøÕ¾ Queen Square Institute of Neurology) say that it is looking like the once-promising amyloid drugs won’t be the gamechanger for dementia treatments previously hoped for.