Fraction of Drug Unbound in Tissue given Apparent Tissue Volume Formula

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Fraction Unbound in Tissue is defined as the systemically available fraction of a drug in body tissue. Check FAQs
fut=fuVTVd-VP
fut - Fraction Unbound in Tissue?fu - Fraction Unbound in Plasma?VT - Apparent Tissue Volume?Vd - Volume of Distribution?VP - Plasma Volume?

Fraction of Drug Unbound in Tissue given Apparent Tissue Volume Example

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Here is how the Fraction of Drug Unbound in Tissue given Apparent Tissue Volume equation looks like with Values.

Here is how the Fraction of Drug Unbound in Tissue given Apparent Tissue Volume equation looks like with Units.

Here is how the Fraction of Drug Unbound in Tissue given Apparent Tissue Volume equation looks like.

0.8663Edit=0.99Edit3.5Edit9Edit-5Edit
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Fraction of Drug Unbound in Tissue given Apparent Tissue Volume Solution

Follow our step by step solution on how to calculate Fraction of Drug Unbound in Tissue given Apparent Tissue Volume?

FIRST Step Consider the formula
fut=fuVTVd-VP
Next Step Substitute values of Variables
fut=0.993.5L9L-5L
Next Step Convert Units
fut=0.990.00350.009-0.005
Next Step Prepare to Evaluate
fut=0.990.00350.009-0.005
Next Step Evaluate
fut=0.86625
LAST Step Rounding Answer
fut=0.8663

Fraction of Drug Unbound in Tissue given Apparent Tissue Volume Formula Elements

Variables
Fraction Unbound in Tissue
Fraction Unbound in Tissue is defined as the systemically available fraction of a drug in body tissue.
Symbol: fut
Measurement: NAUnit: Unitless
Note: Value should be greater than 0.
Fraction Unbound in Plasma
Fraction Unbound in Plasma is defined as the systemically available fraction of a drug in blood plasma.
Symbol: fu
Measurement: NAUnit: Unitless
Note: Value should be greater than 0.
Apparent Tissue Volume
Apparent Tissue Volume is defined as the ratio of the total amount of drug in the body to the concentration of drug in the body tissue.
Symbol: VT
Measurement: VolumeUnit: L
Note: Value can be positive or negative.
Volume of Distribution
The Volume of Distribution is the parameter relating drug concentration in plasma to drug amount in the body.
Symbol: Vd
Measurement: VolumeUnit: L
Note: Value can be positive or negative.
Plasma Volume
Plasma Volume is the measurement in which a drug is distributed in blood plasma.
Symbol: VP
Measurement: VolumeUnit: L
Note: Value can be positive or negative.

Other formulas in Drug Content category

​Go Apparent Volume of Drug Distribution
Vd=DCss
​Go Absorption Half-Life of Drug
ta/2=ln(2)ka
​Go Drug Rate Entering Body
ka=ln(2)ta/2
​Go Rate of Infusion of Drug
kin=CLCss

How to Evaluate Fraction of Drug Unbound in Tissue given Apparent Tissue Volume?

Fraction of Drug Unbound in Tissue given Apparent Tissue Volume evaluator uses Fraction Unbound in Tissue = (Fraction Unbound in Plasma*Apparent Tissue Volume)/(Volume of Distribution-Plasma Volume) to evaluate the Fraction Unbound in Tissue, The Fraction of drug unbound in tissue given apparent tissue volume formula is defined as the systemically available fraction of a drug in blood plasma with respect to body tissue. Fraction Unbound in Tissue is denoted by fut symbol.

How to evaluate Fraction of Drug Unbound in Tissue given Apparent Tissue Volume using this online evaluator? To use this online evaluator for Fraction of Drug Unbound in Tissue given Apparent Tissue Volume, enter Fraction Unbound in Plasma (fu), Apparent Tissue Volume (VT), Volume of Distribution (Vd) & Plasma Volume (VP) and hit the calculate button.

FAQs on Fraction of Drug Unbound in Tissue given Apparent Tissue Volume

What is the formula to find Fraction of Drug Unbound in Tissue given Apparent Tissue Volume?
The formula of Fraction of Drug Unbound in Tissue given Apparent Tissue Volume is expressed as Fraction Unbound in Tissue = (Fraction Unbound in Plasma*Apparent Tissue Volume)/(Volume of Distribution-Plasma Volume). Here is an example- 0.86625 = (0.99*0.0035)/(0.009-0.005).
How to calculate Fraction of Drug Unbound in Tissue given Apparent Tissue Volume?
With Fraction Unbound in Plasma (fu), Apparent Tissue Volume (VT), Volume of Distribution (Vd) & Plasma Volume (VP) we can find Fraction of Drug Unbound in Tissue given Apparent Tissue Volume using the formula - Fraction Unbound in Tissue = (Fraction Unbound in Plasma*Apparent Tissue Volume)/(Volume of Distribution-Plasma Volume).
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