A new version of the popular diabetes treatment Mounjaro can be sold as a weight-loss drug, U.S. regulators announced Wednesday.
The U.S. Food and Drug Administration approved Eli Lilly's drug, named Zepbound. The drug, also known as tirzepatide, helped dieters lose as much as 40 to 60 pounds in testing.
Not all of them. Some of these drugs can affect nutrient uptake, others are amphetamines to make your resting energy use rise, as a stimulant. I'm sure there are other mechanisms to mess with as well.
Amphetamines basically make you not hungry. That is the primary mechanism anyway.