Week 2 - Exam 1 Flashcards
posology
the study of drug doses
minimal therapeutic dose
smallest dose that creates a therapeutic effect
maximum therapeutic dose
largest dose that creates a therapeutic effect without toxicity
ED50
effective dose 50, dose that causes therapeutic effect in 50% animals
ED99
effective dose 99, dose that causes therapeutic effect in 99% animals
toxic dose
produces adverse clinical, hematological, or biochemical changes
lethal dose
dose that causes death
LD50
causes death in 50% animals
LD1
causes death in 1% animals
therapeutic index (TILE)
ratio between the The LD50/ED50
SSM
standard safety margin
SSM 100%=
(LD1-ED99/ED99) x 100
Certain safety factor
ratio between LD1/ED99
100 mg/ml in percent and ratio
10%, 1:10
10 mg/ml in percent and ratio
1%, 1:100