Creatinine =< 1.5 x ULNXx_NEWLINE_xXCreatinine =< 1.5 x ULN obtained =< 21 days prior to registrationXx_NEWLINE_xXSerum creatinine =< grade 1Xx_NEWLINE_xXCreatinine =< grade 1Xx_NEWLINE_xXCreatinine =< 1.5 x ULNXx_NEWLINE_xXCreatinine =< 1.5 times ULNXx_NEWLINE_xXObtained =< 7 days prior to registration: Creatinine =< 1.5 x institutional ULNXx_NEWLINE_xXCreatinine =< 1.5 x institutional ULNXx_NEWLINE_xXCreatinine =< 1.5 x ULNXx_NEWLINE_xXCreatinine < 1.5 x ULNXx_NEWLINE_xXCreatinine kinase =< 2.5 x the ULN, within 30 days prior to enrollmentXx_NEWLINE_xXSerum creatinine < 1.5 x ULN; the values must be obtained within 48 hours prior to randomizationXx_NEWLINE_xXCreatinine =< 2.0 x ULNXx_NEWLINE_xXSerum or plasma creatinine =< 1.5 x ULN measured within 28 days prior to randomizationXx_NEWLINE_xXSerum creatinine =< 1.5 times the ULNXx_NEWLINE_xXSerum creatinine =< 2 x ULNXx_NEWLINE_xXSerum creatinine =< 1.5 x ULNXx_NEWLINE_xXCreatinine =< 1.5 x the institutional ULNXx_NEWLINE_xXCreatinine =< 1.5 x ULN ORXx_NEWLINE_xXCreatinine =< 1.5 x ULN ORXx_NEWLINE_xXSerum creatinine =< 2 times ULN; timeline: within 3 weeks prior to enrollmentXx_NEWLINE_xXSerum creatinine =< 2 x ULNXx_NEWLINE_xXSerum creatinine =< 2.0 x local institutional ULNXx_NEWLINE_xXCreatinine =< 1.5 x ULNXx_NEWLINE_xXCreatinine =< 1.5 x ULN ORXx_NEWLINE_xX