The infectious diseases Cochrane Group, which are based in Italy, has been trying to get the full data in a usable form out of the drug companies, so they can make a full decision about whether this drug is effective or not, and they've not been able to get that information.
O Cochrane Group de enfermidades  infecciosas, con sede en Italia, intentou obter das compañías farmacéuticas todos os datos nun formato usable para poder decidir de forma concluínte se o fármaco é efectivo ou non e non foron capaces de  conseguir esa información.