Biologics for Long‑Term Urticaria: When to Start and What It Means

Veterans who suffer from chronic spontaneous urticaria (CSU) often go through many doctor visits, hospital stays, and emergency rooms before a new type of medicine is tried. A study looked at records from 2011 to 2021 to see how long it takes from the first diagnosis until a biologic drug is started, and how much health care each patient uses. The researchers counted visits to doctors, stays in hospitals, emergency room trips, and prescriptions filled both one year before and after the point when treatment began. They found 26, 387 veterans in the group.Most patients—about 90%—began some form of treatment within a year, but only 2. 6% actually received a biologic drug. The median time to start the biologic was 337 days, meaning many patients waited almost a year. After treatment began, use of health services went up across the board: more patients filled prescriptions and had outpatient visits. For example, pharmacy claims rose from 66. 8% before treatment to 89. 8% after, and outpatient visits increased from 92. 4% to 96. 7%. These numbers suggest that doctors might consider prescribing biologics earlier for patients who fit the right profile. The jump in health‑care use after treatment also shows how much CSU can strain both patients and the medical system.