OPKO Health, Inc. (NYSE: OPK ) has entered into a definitive agreement to acquire Silcon Comércio, Importacao E Exportacao de Produtos Farmaceuticos e Cosmeticos Ltda. Domiciled in Sao Paulo, Brazil, Silcon expands OPKO's presence in Latin America and complements business activities of units in Chile and Mexico. Silcon broadens OPKO's reach in Latin America