Wacker Biotech GmbH has obtained FDA approval to manufacture the drug substance in Retavase, a thrombolysis medication by Chiesi.   Wacker will produce reteplase, the active ingredient in the drug Retavase, and Chiesi will then market it in the USA.    The medication is used to treat acute myocardial infarction in adults. Acute STEMI, also known as acute heart attack, is one of the main causes of death and illness worldwide and, in most cases, stems from a blood clot in a coronar...