Nearly half (45%) of adolescents assigned to semaglutide (Wegovy), a once-weekly glucagon-like peptide-1 (GLP-1) agonist, managed to lose enough weight to drop below the clinical threshold for obesity, according to a secondary analysis of the STEP TEENS (Semaglutide Treatment Effect in People With Obesity) trial.

By comparison, only 12.1% of adolescents with obesity taking placebo in the trial dropped below the obesity threshold. The study also found that 74% of participants shifted down by at least one body mass index (BMI) category after receiving the GLP-1 agonist, compared with 19% of those taking placebo.

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