17] Several brand-name products are available; among them, Levothroid
and Synthroid, were shown to be therapeutically interchangeable.
Shipments of Levothroid
have not resumed due to manufacturing issues affecting our third party licensor and supplier.
When dealing with hypothyroidism, for example, naturopaths often measure T3 and T4 levels in addition to ordering the thyroid stimulating hormone (TSH) test, and they recommend T3-T4 preparations, such as desiccated thyroid, instead of standardized Levothroid
Pittsburgh-based Mylan is also marketing generic Levothroid
(levothyroxine sodium), a thyroid activity treatment equivalent to Forest Laboratories Inc.
Food and Drug Administration (FDA): Unithroid, Levoxyl, Synthroid, Levothroid
, Levolet, Levo-T, and Novothyrox (only the first four are currently being marketed in the US).
Separately, Forest distributes Levothroid
, a synthetic levothyroxine product for the treatment of hypothyroidism, pursuant to a distribution agreement with the product's manufacturer and holder of the product's NDA.
1) In addition to manufacturing Armour Thyroid, Forest makes Levothroid
, a proprietary brand of levothyroxine (synthetic thyroxine, or T4).
entered into a global settlement in September 2010, as part of which the company, among other things, pleaded guilty in November 2010 to two strict liability, no-intent misdemeanor violations of the federal Food, Drug and Cosmetic Act, relating to conduct that occurred almost a decade ago involving the distribution and marketing of Levothroid
Other drugs contributing to top line growth include Tiazac, Aerochamber and Levothroid