Children with functional abdominal pain and irritable bowel syndrome taking an open-label placebo reported significantly less pain and took fewer rescue pain medications.
Effect of Open-label Placebo on Children and Adolescents With Functional Abdominal Pain or Irritable Bowel Syndrome: A Randomized Clinical Trial. JAMA Pediatr. 2022 Apr 1;176(4):349-356. doi: 10.1001/jamapediatrics.2021.5750. Erratum in: doi: 10.1001/jamapediatrics.2022.0359.