The weight-loss drugmaker's Wegovy and Ozempic are among the most closely watched new medications in recent history, but face serious competition from Eli Lilly’s Zepbound and Mounjaro.

The Danish maker of Ozempic and Wegovy reported a 25 percent increase in sales to $40.6 billion, but said it expected slower growth this year.

In fact, Novo Nordisk recently reported positive results for one of its anti-obesity candidates that puts its current best-selling drug in this area, Wegovy, to shame. Let's look deeper into these results and what they could mean for investors.