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Table 2 Equilibrium Volume of Distribution in Humans relative to body weight (VEQ) for selected solutes.

From: The pharmacokinetics of the interstitial space in humans

Solute

Reference

Fast time constant (minutes)

Slow time constant (minutes)

VEQ (liters/Kg)

Comments

Amoxicillin

[46]

9.8

909

0.26

N = 4, 53 Kg, 45 years Renal failure: Clearance < 10 ml/min/1.73 m2

Morphine-6-glucuronide

[47]

23

2083

0.24

N = 6, 73.7 Kg, 48.7 years Renal Failure: Ave. clearance = 10 ml/min

Inulin

[44]

NA

NA

0.15

N = 3, Constant infusion. Normal Males, ages 21–29.

Sucrose

[45]

NA

NA

0.159

N = 3, Constant infusion.

Inulin

 

NA

NA

0.162

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