L-Thyroxin Henning (Levothyroxine Sodium)

L-Thyroxin Henning is a medication used to treat thyroid hormone deficiency. The brand 'Henning' has a long history in Germany, where it was established as a specialized pharmaceutical manufacturer for thyroid treatments.

Today, the brand is owned by Sanofi, a global pharmaceutical leader. While Sanofi is a French multinational, the production of this specific medication for the German market remains primarily centered in Germany to maintain high quality standards and supply chain reliability. The ultimate ownership lies with Sanofi, headquartered in Paris, France.