IMPORTANT NEWS 20 April 2017Thyro-L® sets higher USP Standard – for Levothyroxine Sodium Powder for horses 25 January, 2016Thyro-Tabs® Canine Receives FDA (CVM) Approval 29 January, 2016FDA CVM Letter to Veterinarians Read More 19 February, 2016Hypothyroidism in Dogs – There’s now an FDA-Approved Treatment Read More