Compared to other antipsychotic drugs, haloperidol (Haldol) raises the risk of death in elderly patients with dementia, a new study finds. One outside expert believes the finding should aid in dementia care. “This data provides much-needed guidance and reassurance for the ever-increasing number of health care practitioners treating older demented patients,” said Dr. Gisele Wolf-Klein, director of geriatric education at the North Shore-LIJ Health System in New Hyde Park,