The mechanisms responsible for these effects are not entirely clear, but the slowing of gastric emptying may be the key driver
This design offers structured opportunities to make earlier decisions when the intervention shows a significant benefit and improves efficiency in research by allowing adjustments in the trial design to be made compared with traditional, fixed-period RCTs
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[DOI] [PMC free article] [PubMed] [Google Scholar] 28.Ahsan H., Ahad A., Iqbal J., Siddiqui W.A
Lo studio STEP UP ( Lancet Diabetes & Endocrinology , settembre 2025) ha testato per la prima volta semaglutide alla dose di 7.2 mg settimanali tre volte quella attualmente approvata in oltre mille adulti con obesit senza diabete: chi ha ricevuto la dose pi alta ha perso in media il 18,7% del peso corporeo, contro il 15,6% con la dose standard di 2,4 mg (Wharton et al., 2025)