The ‘next Ozempic’ became a social media sensation. Then everything changed

When Mounjaro came on the market, TikTok went wild. People with obesity ordered the drug in droves thanks to a coupon that allowed them to access it for just $25 a month. Then the coupon went away, leaving destruction in its wake — and obese patients warring with diabetics. Emily Farache reports on a drug predicted to become the best-selling medication of all time