Possibly, but a weight-loss pill will likely have to be taken daily and for the rest of your life, which will be a boon if eating till “full” is essential to your “lifestyle”:
“Lifestyle marketing” has now extended to the promotion of many of the blockbuster “maintenance drugs” intended for daily, lifelong consumption, such as drugs for allergies, insomnia, … acid reflux. [And now, obesity.]
in “Pharmaceutical Marketing and the Invention of the Medical Consumer“
But by accepting a brief period of hunger, on the Half Hour Diet, most people will be just as satisfied eating less.