India, April 29 -- Researchers have found that people who take GLP-1 drugs such as Ozempic and Wegovy, which gained popularity for aiding weight loss, regain the kilos they shed during the medicine course within1½ years of stopping the drug.

The peer-reviewed study was published in the Medical Journal in January 2026. It observed 37 studies following 9,300 participants on 13 weight-loss medications.

The study found that those who took weight-loss medications like Ozempic, Wegovy, and other GLP-1 drugs regained the weight they had lost after 18 months. Moreover, they returned to their baseline weight. They regained weight four times faster than those who used behavioural practices, such as diet and exercise.

In addition to regainin...