6. The effects of Gimatecan on the developing human fetus at the recommended therapeutic dose are unknown. For this reason women of child-bearing potential (ie, not post-menopausal for at least 12 months and not surgically sterile) and men must agree to use double-barrier contraception prior to study entry, for the duration of study participation, and for 3 months following discontinuation of study treatment. Should a woman become pregnant or suspect she is pregnant while participating in this study, she should inform her treating physician immediately.