GLP-1 medicines such as semaglutide (Ozempic, Wegovy) or liraglutide (Saxenda)...

https://bizzmarkblog.com/why-do-people-regain-weight-after-stopping-glp-1-medications/

GLP-1 medicines such as semaglutide (Ozempic, Wegovy) or liraglutide (Saxenda) can support weight loss, but training and nutrition still matter. Side effects and contraindications exist: use a GP, NHS service or GPhC-regulated prescriber pharmacy.