Weight Changes With Tirzepatide and Concomitant Weight-Inducing Medications
JAMA Network Open 10.1001/jamanetworkopen.2026.3274March 26, 2026 at 11:00 AM EDT
What is the association between tirzepatide and weight reduction among patients with overweight or obesity who initiated concomitant weight-inducing medications?In this post hoc analysis of participants in the SURMOUNT-1, -3, and -4 trials receiving at least 1 concomitant weight-inducing medication (17.3%-20.0%), tirzepatide treatment was associated with comparable weight loss to the primary study results.This study suggests that clinically meaningful weight reduction with tirzepatide may be able to be achieved among people with overweight or obesity who require treatment with weight-inducing medications.
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