Entacapon
Products Entacapone was commercially available in the form of film-coated tablets (Comtan). It was approved in many countries since 1999. In 2017, distribution was discontinued. A fixed combination with levodopa and carbidopa has also been available since 2004 (Stalevo). Generic versions of the combination drug were approved in 2014. Structure and properties Entacapone (C14H15N3O5, Mr … Entacapon