Saves the questions and what to expect into your notes, next to the visit they belong to.
Keep this study
Lead
The Cleveland Clinic
With
National Institute of Diabetes and Digestive and Kidney Diseases (NIDDK)
Age
18–85
Sex
ALL
Healthy volunteers
Not accepted
You may be eligible if
1. Patients with estimated glomerular filtration rate (eGFR) 20-45 ml/min/1.73m2
2. Age 18-85 years
3. Serum phosphate ≥ 2.8 mg/dL
4. Platelet count ≥ 125,000/mm3
5. Able to provide consent
6. Able to travel to study visits
7. Able to eat at least two meals a day
8. In the opinion of the site investigator, willing and able to follow the study treatment regimen and comply with the site investigator's recommendations.
You may not be if
1. History of allergic reaction to nicotinamide, niacin (excluding flushing), multivitamin preparations, or lanthanum carbonate
2. Liver disease, defined as known cirrhosis by imaging or physician diagnosis, documented alcohol use \> 14 drinks/week, or aspartate aminotransferase (AST), alanine aminotransferase (ALT), alkaline phosphatase, or total bilirubin concentrations \> 2 times the upper limit of the local laboratory reference range
3. Creatine kinase (CK) concentrations \> 2 times the upper limit of the local laboratory reference range
4. Major hemorrhagic event within the past six months requiring in-patient admission
5. Blood or platelet transfusion within the past six months
6. Secondary hyperparathyroidism (PTH \> 5 times the upper limit of normal range for the laboratory) or currently taking cinacalcet (Sensipar)
7. Current, clinically significant malabsorption, as determined at the discretion of the site investigator
8. Anemia (screening Hg \< 9.0 g/dl)
9. Serum albumin \< 2.5 mg/dl
10. Anticipated initiation of dialysis or kidney transplantation within 12 months as assessed by and at the discretion of the site investigator.
11. Use of immunosuppressive medications (stable oral steroids ≤ 10 mg of prednisone/day or inhaled steroids are exempted)
12. In the opinion of the site investigator, active abuse of alcohol or drugs
13. Recent (within the last 14 days) initiation or change in dose of treatment with 1,25 (OH)2 vitamin D or active vitamin D analogues (paricalcitol or hectorol). Patients on stable doses of these agents initiated more than 14 days prior to screening are eligible to participate.
14. Current or recent treatment (within the last 14 days) with phosphate binder or niacin/nicotinamide \> 100 mg/day
15. Current participation in another clinical trial or other interventional research
16. Currently taking investigational drugs
17. Institutionalized individuals, including prisoners and nursing home residents
18. Malignancy requiring therapy within 2 years (basal or squamous cell skin carcinoma and localized prostate cancer are exempted)
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Clareo Health | The COMBINE Study: The CKD Optimal Management With BInders and NicotinamidE
