Stability of medicines Flashcards
1
Q
A0
A
Initial solution of drug
2
Q
k
A
Rate of degradation
3
Q
t
A
the amount of time given in question
4
Q
At
A
Amount of drug left after degradation
5
Q
first order
Half life
A
ln(2)/k
6
Q
zero order
Half life equation
A
A0/2k
7
Q
second order
Half life equation
A
1/kA0