Common Units Used in Pharmacokinetics Flashcards
1
Q
Rate
Symbol:dD/dt; Mass/time
Unit:DC/dt;Concentration/time
Example
A
mg/h
ug/mL h
2
Q
Zero-order rate constant
Symbol:
Unit: Concentration/time; mass/time
Example: ug/mL h
mg/h
A
K0
3
Q
First order rate constant
Symbol:_____
Unit: 1/time
Example: 1/h or h^-1
A
k
4
Q
Drug dose
Symbol:
Unit: Mass
Example:mg
A
D0
5
Q
Concentration
Symbol:
Unit:Mass/volume
Example:ug/mL
A
C
6
Q
Plasma drug concentration
Symbol:
Unit: Drug/Volume
Unit: ug/mL
A
Cp
7
Q
Volume
Symbol:V
Unit:
A
mL or L
8
Q
Area under the curve (AUC)
Unit: Concentration x time
Example: ug h/mL
A
9
Q
Fraction of drug absorbed
Symbol: F
Unit: No units
Example: 0 to 1
A
10
Q
Clearance
Symbol:Cl
Unit:Volume/Time
Example:
A
mL/h
11
Q
Half-Life
Symbol: t1/2
Unit: Time
Example: h
A
