Chapter 05: Oral Medications
Mulholland: The Nurse, The Math, The Meds
ESSAY
1. Ordered: carvedilol 12.5 mg PO daily, for a patient with heart failure.
Available:
a. What is the available concentration?
b. What is the trade name for this medication?
How many tablets will the nurse prepare?
c. Estimated dose:
d. DA equation:
e. Evaluation:
ANS:
a. 6.25 mg per tablet
b. Coreg
c. Estimate: 2 tablets (12.5 = 2 6.25)
d. Tablet =
e. Equation is balanced. Estimate supports answer.
2. Ordered: Nitrostat 0.4 mg SL stat, for a patient with chest pain.
Available:
a. What is the apothecary equivalent unit of measurement, as shown on the label, for 0.4 mg?
, b. What instructions must the nurse give the patient before administering a tablet by this
route?
ANS:
a. gr
b. To hold and dissolve tablet under the tongue. Do not chew.
3. Ordered: dexamethasone 500 mcg PO bid, for a patient with a severe inflammatory condition.
Available:
a. What is the trade name for this medication?
b. What concentration is provided?
How many tablets will the nurse prepare?
c. Estimated dose:
d. DA equation:
e. Evaluation:
ANS:
a. Decadron
b. 0.25 mg per tablet
c. Estimate: 2 tablets (500 mcg = 0.5 mg = 2 0.25 mg)
d. Tablet =
e. Equation is balanced. Estimate supports answer.
4. Ordered: Lanoxin 0.25 mg PO daily, for a patient with heart failure.
Available:
a. What is the generic name of this medication?
How many tablets will the nurse prepare?
b. Estimated dose:
Mulholland: The Nurse, The Math, The Meds
ESSAY
1. Ordered: carvedilol 12.5 mg PO daily, for a patient with heart failure.
Available:
a. What is the available concentration?
b. What is the trade name for this medication?
How many tablets will the nurse prepare?
c. Estimated dose:
d. DA equation:
e. Evaluation:
ANS:
a. 6.25 mg per tablet
b. Coreg
c. Estimate: 2 tablets (12.5 = 2 6.25)
d. Tablet =
e. Equation is balanced. Estimate supports answer.
2. Ordered: Nitrostat 0.4 mg SL stat, for a patient with chest pain.
Available:
a. What is the apothecary equivalent unit of measurement, as shown on the label, for 0.4 mg?
, b. What instructions must the nurse give the patient before administering a tablet by this
route?
ANS:
a. gr
b. To hold and dissolve tablet under the tongue. Do not chew.
3. Ordered: dexamethasone 500 mcg PO bid, for a patient with a severe inflammatory condition.
Available:
a. What is the trade name for this medication?
b. What concentration is provided?
How many tablets will the nurse prepare?
c. Estimated dose:
d. DA equation:
e. Evaluation:
ANS:
a. Decadron
b. 0.25 mg per tablet
c. Estimate: 2 tablets (500 mcg = 0.5 mg = 2 0.25 mg)
d. Tablet =
e. Equation is balanced. Estimate supports answer.
4. Ordered: Lanoxin 0.25 mg PO daily, for a patient with heart failure.
Available:
a. What is the generic name of this medication?
How many tablets will the nurse prepare?
b. Estimated dose:
