Pharmacological Management of Pediatric Steatotic Liver Disease

RARA Jaoudeh et al. J Pediatr Gastroenterol Nutr. 2025;80:14–24; Pharmacological management of pediatric metabolic dysfunction-associated steatotic liver disease

Key points:

  • Glucagon-like peptide-1 receptor agonists (GLP-1RAs) have demonstrated efficacy against adult MASLD. “In patients ≥12 years of age with obesity (BMI ≥ 95th percentile), we recommend the use of GLP-1RA—along with dietary and lifestyle modifications—in those who have MASLD or MASH, and 1 additional metabolic comorbidity (hypertension, prediabetes, polycystic ovary syndrome, dyslipidemia, and obstructive sleep apnea) (Figures 1 and 2). Treatment with these agents should only be initiated after other causes of hepatic steatosis are ruled out.”
  • “GLP-1RA are effective in treating pediatric obesity and have shown to decrease liver enzyme levels which is likely indicative of their effect on MASLD.”
  • “It is important to note that phentermine/topiramate combination drug is approved for patients 12 years and older with obesity15 and can be used as a bridge for GLP-1RA therapy in cases where access to GLP-1RA is limited.”
  • GLP-1RA Dosing regimens are provided in Table 1. For example, “Semaglutide for weight loss is initiated at 0.25 mg once weekly subcutaneously and increased every 4 weeks in a stepwise fashion up to a maximum of 2.4 mg once weekly dose. The most common side effects are nausea and/or vomiting and can be worse the first few days a after dose increase. It is acceptable to delay dose escalation or reduce the target dose based on patient tolerance. Medication therapy should be evaluated for effectiveness after 12 weeks on a maximally tolerated dose.” And, “Liraglutide for weight loss is initiated at 0.6 mg daily subcutaneously and increased weekly in 0.6 mg increments up to a maximum 3 mg daily dose.”
  • Adverse effects: “Both liraglutide and semaglutide have been associated with thyroid C-cell tumors in animal studies37 and are contraindicated in patients with a personal or familial history of multiple endocrine neoplasia 2A and 2B and medullary thyroid carcinoma. Patients should be educated on symptoms of thyroid tumors—lump in the neck, difficulty breathing or swallowing, or persistent hoarseness—and treatment should be discontinued if these occur.37 GLP-1RA also increase the risk of pancreatitis and gallbladder disease especially with rapid weight loss.37 Liraglutide is contraindicated in pregnancy due to potential embryo-fetal defects shown in animal studies, and semaglutide should be discontinued if pregnancy occurs.1037

Useful algorithm:

My take: GLP-RAs are likely to be used increasingly in adolescents with MASLD despite issues with insurance/affordability and need for chronic treatment. This is a helpful review.

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GLP-1 Obesity Medication for 6-11 Year Olds

  • CK Fox et al. NEJM 2024; https://www.nejm.org/doi/full/10.1056/NEJMoa2407379. Liraglutide for Children 6 to <12 Years of Age with Obesity — A Randomized Trial
  • T Barrett et al. NEJM 2024 (editorial);/doi/full/10.1056/NEJMe2410560. Childhood Obesity and GLP-1 Receptor Agonists — A Coming of Age?

Background: The glucagon-like peptide-1 (GLP-1) analogues liraglutide and semaglutide are approved by the Food and Drug Administration and the European Medicines Agency for long-term weight management in adolescents 12 years of age or older with obesity, as adjunct treatments to lifestyle interventions.14-19 These medications act centrally to increase satiety signaling, reduce appetite and energy intake, and decrease food reward; these medications also increase postprandial insulin levels, reduce glucagon secretion, and delay gastric emptying.

Methods: this phase 3a (SCALE kids) trial, which consisted of a 56-week treatment period and a 26-week follow-up period, we randomly assigned children (n=82) (6 to <12 years of age) with obesity, in a 2:1 ratio, to receive either once-daily subcutaneous liraglutide at a dose of 3.0 mg (or the maximum tolerated dose) or placebo, plus lifestyle interventions.

Key findings:

  • At week 56, the mean percentage change from baseline in BMI was −5.8% with liraglutide and 1.6% with placebo
  • A reduction in BMI of at least 5% occurred in 46% of participants in the liraglutide group and in 9% of participants in the placebo group (adjusted odds ratio, 6.3)
  • The most common adverse events were gastrointestinal disorders, which were reported in 45 of 56 participants (80%) in the liraglutide group and in 14 of 26 participants (54%) in the placebo group. Three cases of vomiting in the liraglutide group were considered by investigators to be serious (each required emergency care); however, none of the events required hospitalization and all resolved without sequelae.
  • In the treated group, improvements were also observed in diastolic blood pressure and the glycated hemoglobin level
  • The editorial: “Fox et al. provide much-needed evidence for the effects of a GLP-1 receptor agonist in young children with obesity, offering a therapeutic option in prepubertal children with severe obesity as an adjunct to healthy lifestyle interventions.”

My take: It is good that there are now effective therapeutic pharmaceutical options for obesity, especially for those developing complications. Long term studies are needed as the effects of these medications on weight are not sustained in those who stop them. Given the need for indefinite therapy, other public health measures are needed to try to reverse the high prevalence of obesity.

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