 9. continued from above c. Renal function: Serum creatinine less than or equal to 1.5 x ULN or 24-hour clearance greater than or equal to 50 mLmin; Serum potassium, sodium, magnesium, phosphorus, and total calcium corrected for serum albumin must be within clinically relevant limits e.g., a patient can be enrolled if a lab value may be outside the normal laboratory range but the abnormality is not clinically relevant or can be repleted. 