Lopressor (Metoprolol) vs Common Alternatives: In‑Depth Comparison
Oct 25 2025
Interchangeability: When Biosimilars Can Be Substituted Automatically in the U.S.
Interchangeable biosimilars can be swapped automatically at U.S. pharmacies, but only if FDA-approved and allowed by state law. Learn how this affects cost, safety, and patient access to biologic drugs.
