BCHE and Alzheimer disease: The first includes drugs that enhance cognitive status, including cholinesterase inhibitors and memantine.[7, 8] These are followed by drugs for psychiatric symptoms caused by AD, Pimavanserin, a 5‐HT2A receptor reverse agonist, has been submitted to the U.S. Food and Drug Administration as a treatment for dementia‐related psychosis.[9] Recent studies have also supported the treatment of AD‐induced agitation symptoms with citalopram (a selective serotonin reuptake inhibitor) and brexpiprazole (an atypical antipsychotic).[10] Finally, there are drugs that improve the disease itself.