Calculate the dosage (per day) of medication based on the patient's
15 mg = X mg
X = 750 mg per day
Calculate the number of capsules to be administered per day.
125 mg =
125X = 750
X = 6 capsules per day
Calculate the number of capsules to be administered per dose.
6 : 3 = 2 capsules per dose.
2-19. MODIFIED PROPORTION METHOD FOR COMPUTING DOSAGES
The final examination at the end of the subcourse will not include information
from paragraph 2-19. This alternative method of computing dosages is for
your information only.
Desired Dose x Quantity
On Hand Dose
PRACTICE: You are to administer 300 mg of a medication to a patient.
The medication is stocked in a vial labeled 250 mg per 2.5 ml.
How many ml will you administer?
300 mg x 2.5 ml = 750 = 3 ml
2-20. PRACTICE 2-3 (COMPUTING MEDICATION DOSAGES)
1. You are to administer Dilantin 300 mg P.O. to a patient. Dilantin is stocked in
100 mg capsules. You will administer
2. Aspirin tablets are labeled 0.3 gm. How many tablets are needed for a dose
of 600 mg? __________