The Trump administration announced deals on Thursday with pharmaceutical giants Novo Nordisk and Eli Lilly that would lower the cost of GLP-1 drugs for many Americans.
The federal government will take a first-ever step: negotiating those drugs' prices directly with manufacturers.
"Real Housewives" star Emily Simpson said she was shamed for using the drug to help lose weight.
The U.S. Food and Drug Administration is warning consumers that off-brand forms of the medications could be unsafe.
Kisqali is already FDA approved, but the new data means it could be used in a broader range of patients.
How much this will impact a nationwide overdose crisis is not clear, even though better access to naloxone is a priority.