Quick FDA Approval of Controversial Dementia Medication Brexpiprazole Stirs Debate Due to Increased Risk of Death. The U.S. Food and Drug Administration's (FDA) speedy endorsement of brexpiprazole, an antipsychotic medication marketed as Rexulti, for treating agitation in dementia patients, has sparked widespread concern. This is … [Read more...] about Brexpiprazole Wrongful Death Lawsuit Lawyers