Outcomes in End-Stage Renal Disease Patients on Hemodialysis Taking Patiromer for Hyperkalemia TH-PO779 Dinesh K
Outcomes in End-Stage Renal Disease Patients on Hemodialysis Taking Patiromer for Hyperkalemia TH-PO779 Dinesh K. Chatoth, MD1, Peter M. Wahl, ScD2, Viatcheslav Rakov, MD3, Carly R. Van Zandt, MS4, Kathryn P. Anastassopoulos, MS2, Sam Colman, MSc2, Tyler Knight, MS2, Nina Oestreicher, PhD5, Ann Mooney, MSN4, David M. Spiegel, MD5, Matthew R. Weir, MD6 1Fresenius Medical Care North America, Waltham, MA, 2Covance Market Access Inc., Gaithersburg, MD, 3Vifor Pharma, Glattbrugg, Switzerland, 4Frenova Renal Research, Waltham, MA, 5Relypsa Inc., Redwood City, CA, 6University of Maryland Medical Center, Baltimore, MD INTRODUCTION AND AIMS METHODS (CONT’D) RESULTS (CONT’D) • Hyperkalemia (HK) is a life-threatening condition that is common in patients with • Patiromer treatment patterns were examined during the post-index period: Demographics and pre-index clinical characteristics (Table 1) Serum potassium pre- and post-index (Figure 3) end-stage renal disease (ESRD) and is associated with adverse clinical consequences. – Prescribed initiation dose – Dose titrations up and down • Mean age was 57.5 years. • Average sK was 5.8 mEq/L in the pre-index period. • Currently, there are a limited number of pharmaceutical products to treat and control HK. – Prescribed daily dose – Prescribed length of therapy • Over half were male (55.2%). • Overall, sK decreased 0.3 mEq/L by week 1 and remained decreased by • Sodium polystyrene sulfonate (SPS) was the only available potassium binder in the • Post-index sK were the last recorded values in the post-index time periods: • Majority (77.2%) of patients were white. 0.5 mEq/L at month 6. 2 United States (US) until the US Food and Drug Administration approved patiromer in – Week 1: 1-7 days (day 1 is index date) – Month 3: 60-90 days • Average body mass index was 27.4 kg/m .
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