Novo Nordisk on Monday revealed weaker-than-expected data from a second late-stage trial of its obesity drug candidate CagriSema, knocking shares and stoking worries that rival Eli Lilly may be gaining an edge over the company in the weight-loss drugs market.

After Zepbound-maker Eli Lilly reduced the price of the weight-loss drug, competitor Novo Nordisk has cut the price of weight-loss drug Wegovy.

Novo Nordisk will start selling its obesity drug Wegovy directly to patients at a reduced price, following a similar move from Eli Lilly as the two drugmakers chase market share.

Roche agreed to develop a weight-loss drug with Danish biotech Zealand Pharma, pressuring Novo Nordisk and Eli Lilly.

Key Takeaways Roche moved to enter the booming weight-loss drug market now dominated by Novo Nordisk and Eli Lilly.The Swiss pharmaceutical firm signed an exclusive agreement with Zealand Pharma to produce treatments using Zealand's experimental petrelintide injectable.