The present invention relates to compositions and methods for the treatment of Alzheimer's disease and related disorders. More specifically, the present invention relates to novel combinatorial therapies of Alzheimer's disease and related disorders. In particular, the invention concerns compounds which, alone or in combination(s), can effectively modulate synapse function and/or angiogenesis and/or cell stress response. The invention also relates to methods of producing a drug or a drug combination for treating Alzheimer's disease and to methods of treating Alzheimer's disease or a related disorder.