The U.S. Food and Drug Administration has approved Regeneron's Dupixent (dupilumab) as an add-on maintenance treatment for adults with inadequately controlled chronic obstructive pulmonary disease (COPD) and an eosinophilic phenotype.

The U.S. Food and Drug Administration has approved Sanofi and Regeneron's blockbuster drug Dupixent for patients with a chronic lung disease, commonly known as "smoker's lung", the companies said on Friday.

Key Takeaways Regeneron and Sanofi shares edged higher Friday after their drug to treat chronic obstructive pulmonary disease (COPD) received approval from the Food and Drug Administration (FDA).The drug,

Dupixent may help some people with inadequately controlled COPD who have a type of lung inflammation that worsens symptoms.

Regeneron (REGN) and Sanofi's (SNY) asthma therapy Dupixent receives FDA approval for label expansion in treating certain patients with COPD. Read more here.