<s>[INST] Can you still get this device if you still have some level of kidney function, or is this only for patients with end-stage kidney disease (ESKD)? [/INST] This device is intended for patients with ESKD, defined as a GFR of 15 ml/min or less. It is possible that eligibility could eventually be broadened to patients not yet in renal failure. Source: UC San Francisco. Link: https://pharm.ucsf.edu/kidney/device/faq. Field: Nephrology. Disease: Kidney Disease </s>