Defiante Farmacêutica

Defiante Farmacêutica is a Portuguese pharmaceutical company based in Madeira that operates as a key subsidiary within the Alfasigma group (formerly Sigma-Tau). The company focuses on the development, manufacturing, and commercialization of specialized pharmaceutical products, with a historical emphasis on metabolic and endocrine health. It is particularly well-known for its involvement in carnitine-based therapies used to treat primary and secondary carnitine deficiencies. Defiante manages a diverse portfolio of established brands and contributes to the global supply chain of the Alfasigma group through its international distribution and regulatory activities.