dosage strength
ratio of amount of drug per form of drug
amount/form (ex: 5 mg/capsule)
also called “known ratio”
ratio
two numbers that are related to each other
via : or /
proportion
two ratios that are related to each other like known (dosage strength)/unknown ratios (doctor's order)
1 pill
325 mg
1 tablet
2.5 mg
dimensional analysis set up
ordered amount x dosage strength x conversion factor = desired amount
cheating equation
D/H x V
(dose ordered / amount on hand) x vehicle