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How do weight-loss drugs like Mounjaro and Wegovy work?

How do weight-loss drugs like Mounjaro and Wegovy work?

Summary

Weight-loss drugs like Mounjaro and Wegovy, available in the UK, work by suppressing appetite and affecting metabolism. They are given as injections and primarily prescribed alongside diet and exercise plans. Despite their effectiveness in helping people lose weight, users often regain weight quickly after stopping the medication.

Key Facts

  • About 1.6 million people in the UK use weight-loss drugs.
  • Mounjaro and Wegovy are popular weight-loss drugs that require injections.
  • These drugs mimic a hormone called GLP-1 to help reduce appetite.
  • Patients usually begin with a low dose that increases over time.
  • Mounjaro showed a higher weight loss rate (20% reduction) compared to Wegovy (14%) in a trial.
  • Many users regain weight rapidly after stopping these medications.
  • The NHS provides these drugs to people with obesity-related health risks following strict criteria.
  • The drugs are recommended to be used alongside a healthier lifestyle plan, including diet and exercise.

Source Information