<?xml version="1.0" encoding="UTF-8"?><item href="/news/2026/february/antihistamines-emergency-department-research.html" dsn="news"><title>SLU Research: Emergency Departments Should Avoid First-Generation Antihistamines in Elderly Patients </title><description>After studying the impact of first-generation antihistamines on elderly patients, Saint Louis University researchers are encouraging doctors to switch to the safer second-generation antihistamines.   </description><image>https://www.slu.edu/medicine/medical-education/graduate-programs/biomedical-sciences/pharmacology-physiology/-img/school-of-med-cropped.jpg</image><date>02/23/2026</date><tags><tag>Antihistamines</tag><tag>Cindy Bitter</tag><tag>newsfeed-medicine</tag></tags></item>