PK & PD Flashcards
1
Q
half life of warfarin
A
1 week
2
Q
half life of Prozac (FLuxetine)
A
2-4 days
3
Q
Half life of Plutonium:
A
Plutonium: 40 years (liver), 100 years (bone)
4
Q
Half life of the following:
Lead, Mercury
A
Lead: 28-36 days
Mercury: 65 days
5
Q
There are three major metabolites of cocaine:
A
- benzoylecgonine (BE) formed from spontaneous hydrolysis:poor blood-brain barrier penetration, potent vasoconstrictor in vitro
- ecgonine methyl ester (EME) formed from metabolism by plasma pseudocholinesterase:poor blood-brain barrier penetration, vasodilator, sedative, and anticonvulsant, and is protective against lethal doses of cocaine
- norcocaine formed from metabolism by the p450 system (N-demethylation)
6
Q
Half life of Heroin:
A
2-6 minutes