Amgen, newer rivals could threaten Novo Nordisk and Eli Lilly’s weight loss drug dominance 

Amgen, Viking Therapeutics, Altimmune, AstraZeneca, Boehringer Ingelheim and Zealand Pharma are progressing on their own treatments.Amgen, Viking Therapeutics, Altimmune, AstraZeneca, Boehringer Ingelheim and Zealand Pharma are progressing on their own treatments.