Renal Dosing Charts (select meds)- Hospice of the Western Reserve I: Opioid Dosing in Patients with Chronic Kidney Disease % of usual dose based on GFR (ml/min/1.73m2) Drug Metabolites >50 10-50 <10 __Dialyzable# Morphine M3G, M6G, Normorphine 100% 50-75% 25% Yes* Oxycodone Noroxycodone,oxymorphone 100% 75% 50% Yes(?) Hydromorphone H3G, other minor ones 100% 75% 50% Yes Fentanyl Norfentanyl 100% 75-100% 75-100% No Methadone Pyrrolidine/pyrroline 100% 100% 50-75% No Codeine C6G,norcodeine, minor ones 100% 75% 25-50% No Oxymorphone O3G, 6-OH oxymorphone 100% 50-75% 25-50% Tramadol O-demethyl-tramadol 100% Daily max 200mg if <30ml/min No ER not recommended in CKD Meperidine & Propoxyphene not recommended in CKD # Dialyzability has significant variability *some delayed response to dialysis secondary to M6G re-equilibration into CNS II: Pain Adjuvant Dosing in Patients with Chronic Kidney Disease % of usual dose based on GFR (ml/min/1.73m2) Drug Usual Dosing >50 10-50 <10 Anticonvulsants Gabapentin 300-900mg tid 400mg tid 300mg qd-bid 150mg qd Carbamazepine 100-400mg bid 100% 100% 75-100% Oxcarbazepine 300-600mg bid 100% 50% unknown Divalproex Sodium DR 250-500mg bid 100% 100% 73% Pregabalin 50-100mg tid q8h q12-24h q24h (also lower dosages with elongated intervals) Antidepressants Amitriptyline 10-100mg hs 100% 100% 100% Doxepin 10-100mg hs 100% 100% 100% Nortriptyline 10-100mg hs 100% 100% 100% Venlafaxine XR 75-225mg qd 100% 75% 50% Duloxetine 60mg qd 100% avoid if <30ml/min Renal Dosing Charts (select meds)- Hospice of the Western Reserve Corticosteroids Dexamethasone 2-16mg qd NSAIDs Relatively contraindicated in CKD (risk versus benefit analysis) 100% 100% 100% III: Hypoglycemic Agent Dosing with Chronic Kidney Disease % of usual dose based on GFR (ml/min/1.73m2) Drug Usual Dosing >50 10-50 <10 Glyburide 5-20mg qd avoid avoid Glipizide 5-20mg qd avoid? Metformin 1500-2000mg qd contraindicated SCr>1.5mg/dl(men) or>1.4mg/dl(women) Insulin variable 100% 75% 25-50% IV: Antimicrobial Dosing in Patients with Chronic Kidney Disease % of usual dose based on GFR (ml/min/1.73m2) Drug Usual Dosing >50 10-50 <10 Antifungals Fluconazole 100-200mg qd 100% 50% or q48h 50% or q48h Itraconazole 200-400mg qd avoid if <30ml/min Ketoconazole 200mg qd 100% 100% 100% Antivirals Acyclovir Valacyclovir 200-800mg q4-12h 500-1000mg q8-12h q4h 100% q8h q12-24h q12h q24h Cephalosporins Cephalexin Cefuroxime Axetil Cefadroxil Cefpodoxime 250-500mg q6-8h 250-500mg q12h 500-1000mg q12h 100-400mg q12h q8h q12h q12h(<20) q12-24h q24h(<30) q12-24h q24h q36h 100% Renal Dosing Charts (select meds)- Hospice of the Western Reserve Macrolides Azithromycin Erythromycin Penicillins Amoxicillin Amoxicillin/Clavulanate Quinolones Ciprofloxacin Levofloxacin 250-500mg q24h 250-500mg q6h 100% 100% 250-500mg q8h q8h q8-12h q24h Same as amoxillin except no 875mg or ER if <30ml/mi 250-750mg q12h 250-750mg q24h q12h 100% Sulfonamides Sulfamethoxazole/Trimethoprim Miscellaneous Doxycycline Metronidazole Nitrofurantoin Linezolid DS q12h 100-200mg q24h 250-500mg tid 50-100mg q6h 600mg q12h 100% 100% caution 50-75 q12-24h q24-48h q24h q48h 50% avoid 100% 100% 50% 100% 100% 50% Contraindicated if <60ml/min 100% 100% 100% V: Antihypertensive Dosing with Chronic Kidney Disease % of usual dose based on GFR (ml/min/1.73m2) Drug Usual Dosing >50 10-50 <10 Diuretics Furosemide 20-80mg qd 100% 100% 100% Bumetanide 0.5-2mg qd 100% 100% 100% Torsemide 5-20mg qd 100% 100% 100% Hydrochlorothiazide 12.5-25mg qd ineffective below 30ml/min(unless w/loop) Metolazone 2.5-5mg qd 100% 100% 100% Spironolactone 25-50mg qd caution/avoid if <30ml/min Beta Blockers Renal Dosing Charts (select meds)- Hospice of the Western Reserve Atenolol Carvedilol Metoprolol 5-100mg qd 3.125-12.5mg bid 12.5-100mg bid Calcium Channel Blockers Amlodipine 5-10mg qd Diltiazem CD 120-240mg qd Verapamil SR 120-240mg qd 100% 100% 50% 100% 25% 100% 100% 100% 100% 50-75% ACE Inhibitors Captopril Enalapril Lisinopril 25-50mg q8h 2.5-10mg bid 5-20mg qd 100% 100% 100% 75% 75-100% 50-75% 50% 50% 25-50% Miscellaneous Clonidine Losartan 0.1-0.2mg tid 25-50mg bid 100% 100% 100% 100% 50-75% 100% References: Dean,M. Opioids in Renal Failure and Dialysis Patients. J Pain Symptom Manage 2004;28:497-504. Grauer, P., Shuster, J., McCrate Protus, B(2008). Method of Dosage Adjustment in Renal Failure. In: Palliative Care Consultant(3rd ed.). Kendall/Hunt Publishing Company. Munar, M., Singh,H. Drug Dosing Adjustments in Patients with Chronic Kidney Disease. Am Fam Physician 2007; 75:1487-96. Simmons,W., Johnson,C. Dialysis of Drugs. Department of Pharmacy, University of Wisconsin Hospital and Clinics. National Kidney Foundation K/DOQI Clinical Practice Guidelines on Hypertension and Antihypertensive Agents in Chronic Kidney Disease. At http://www.kidney.org/professionals/kdoqi/guidelines bp/guide 12.htm (accessed 2-5-09) Leo, R. Safe Analgesic Use in Patients with Renal Dysfunction. Practical Pain Management 2008;12-22. Drug Facts and Comparisons. Wolters Kluwer Health, St. Louis, Missouri Lugo R, Kern S. Clinical Pharmacokinetics of Morphine. J Pain Palliat Care Pharmacother.2002;16(4):5-18. Sarhill N, Walsh D, Nelson K. Hydromorphone: pharmacology and clinical applications in cancer patients. Support Care Cancer 2001;9:84-96. Renal Dosing Charts (select meds)- Hospice of the Western Reserve Davis M, Varga J, Dickerson D, et al. Normal-release and controlled-release oxycodone: pharmacokinetics, Pharmacodynamics, and controversy. Support Care Cancer 2003;11:84-92.