Cornelia Li for Business Insider
- Evidence is building that new drugs like Wegovy must be taken long term to sustain weight loss.
- But weight-loss companies are promising to help people quit the drugs, without regaining weight.
- Quitting the drugs is something of an informal medical experiment, and it could be harmful.
A giant question is looming over the rise of Ozempic, Wegovy, and the other drugs that caught fire for helping people lose dramatic amounts of weight: Once you go on them, do you really have to take them forever?