Erythropoietin in Radiocontrast Induced Nephropathy (ERIN) Trial (ERIN)

Inclusion Criteria:

1. Subjects age 18 and over and of either gender.
2. Scheduled to receive CT scan with intravenous contrast dye.
3. Non diabetics or subjects with type 1 or 2 diabetes mellitus
4. Written informed consent.
5. Subjects who are on diuretics and non-steroidal inflammatory agents will not be excluded.
6. Subjects who have received n-acetylcysteine or sodium bicarbonate pre CT scan will not be excluded

Exclusion Criteria:

1. Pregnant or lactating women.
2. End-stage renal disease (on hemodialysis or peritoneal dialysis)
3. A known history of acute renal failure
4. Subjects receiving glucophage/metformin or glucovance
5. Subjects who cannot give written informed consent.
6. Subjects receiving peritoneal dialysis or hemodialysis.
7. Subjects enrolled in another investigational drug study ≤ 30 days of enrollment into the present study.
8. Subjects with a known hypersensitivity or anaphylaxis to contrast dye or iodine.
9. Subjects with known hypersensitivity or anaphylaxis to erythropoietin, mammalian-cell derived products, or human albumin.
10. Age < 18 years
11. Use of any erythropoietin replacement or transfusion within the prior 3 days
12. Baseline Hemoglobin > 12.0 g/dL
13. Uncontrolled hypertension, systolic BP > 180 mmHg or diastolic BP > 110 mmHg in any recording in the past 24 hours.
14. Evidence of hemodynamic instability
15. Subject unable to follow protocol due to mental incompetence or other reason
16. Inaccessibility of medical record
17. Subjects with a history of MI, CVA, active angina or unstable angina within the past three months
18. Subjects with a history of current malignancy, where current malignancy is defined as subjects undergoing treatment with chemotherapy or radiation therapy, subjects with known metastatic disease, and those with terminal malignant disease.
19. Subject with any known history of seizure disorders