1. Clearance of Meperidine and Its Metabolite Normeperidine in Hemodialysis Patients With Chronic Noncancer Pain 
Che-Hao Hsu, MD, Tso-Chou Lin, MD, Chih-Cherng Lu, MD, PhD, Shih-Hua Lin, MD, Shung-Tai Ho, MD, MS 
Journal of Pain and Symptom Management 
Volume 47, Issue 4, Pages (April 2014)
DOI: /j.jpainsymman
Copyright © 2014 U.S. Cancer Pain Relief Committee Terms and Conditions

2. Fig. 1
Equations of plasma reduction and extraction ratios as well as the clearance rates of meperidine and normeperidine by hemodialysis.
Journal of Pain and Symptom Management  , DOI: ( /j.jpainsymman )
Copyright © 2014 U.S. Cancer Pain Relief Committee Terms and Conditions

3. Fig. 2
Mean plasma concentrations of meperidine and normeperidine during four-hour hemodialysis.
Journal of Pain and Symptom Management  , DOI: ( /j.jpainsymman )
Copyright © 2014 U.S. Cancer Pain Relief Committee Terms and Conditions