Ipsen (Paris:IPN) (Euronext: FR0010259150; IPN) announced the preliminary results of a phase I trial in metastatic breast cancer with BN83495, Ipsen's lead and first-in-class orally available irreversible steroid sulfatase (STS) inhibitor. In the course of the study, the optimal biological dose was determined as 40 mg once daily oral administration for future phase II trials in this indication...
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