Math: medication administration/dosage calc

What is parenteral medication?

Medication given by injection.

What are the 4 parenteral routes?

IM, SQ, ID, IV.

What does IM stand for?

Intramuscular.

What is an intramuscular injection?

Medication given into the muscle.

What is the injection angle for IM?

90°.

What does SQ stand for?

Subcutaneous.

What is a subcutaneous injection?

Medication given into tissue under the skin.

What is the injection angle for SQ?

45°.

What does ID stand for?

Intradermal.

What is an intradermal injection?

Medication given into the dermis/skin.

What is the injection angle for ID?

10-15°.

What does IV stand for?

Intravenous.

What is an intravenous injection?

Medication given into a vein.

What is the injection angle for IV?

25°.

What are the 5 medication containers/devices shown in Chapter 12?

Vial, ampule, syringe, pre-filled syringe, cartridge.

What is a vial?

Medication container with a rubber stopper.

What is an ampule?

Sealed glass medication container.

What is a syringe?

Device used to administer medication.

What is a pre-filled syringe?

Syringe that already contains medication.

What is a cartridge?

Medication container used in a medication delivery device.

What syringe sizes are shown in the PowerPoint?

10 mL, 5 mL, 3 mL, and 1 mL.

Do the small lines mean the same amount on every syringe?

No. Read the scale of that specific syringe.

What should you determine before reading a syringe?

How much each small line represents.

What is the order in medication dosage?

Amount of medication the prescriber wants the patient to receive.

What does 'Available/Have' mean in medication dosage?

Medication strength you have available.

What does 'Quantity' refer to in medication dosage?

Amount that contains the available dose.

What does 'X' represent in medication dosage calculations?

The unknown amount you need to find.

What should you identify before solving a dosage problem?

The ordered dose and the available dose.

If the label says 125 mg/5 mL, what does this mean?

125 mg is contained in 5 mL.

If the label says 250 mg/mL, what does this mean?

250 mg is contained in 1 mL.

What must you include with your final dosage answer?

The correct unit, such as mL or tablets.

What calculation method does the professor prefer?

Ratio & proportion.

What do you do after setting up the proportion?

Cross multiply, divide, solve for X, and label the answer.

If the order is Lasix 80 mg and available is Lasix 40 mg/tablet, how many tablets will you give?

2 tablets.

If the order is 60 mg and available is 30 mg/mL, how many mL will you give?

2 mL.

If the order is 75 mg and available is 50 mg/mL, how many mL will you give?

1.5 mL.

If the order is 250 mg and available is 125 mg/5 mL, how many mL will you give?

10 mL.

If the order is 400 mg and available is 200 mg/2 mL, how many mL will you give?

4 mL.

If the order is 90 mg and available is 30 mg/2 mL, how many mL will you give?

6 mL.

If the order is 120 mg and available is 40 mg/mL, how many mL will you give?

3 mL.

If the order is 150 mg and available is 75 mg/3 mL, how many mL will you give?

6 mL.

If the order is 100 mg and available is 50 mg/2 mL, how many mL will you give?

4 mL.

If the order is 500 mg and available is 250 mg/5 mL, how many mL will you give?

10 mL.

If the order is 25 mg and available is 50 mg/2 mL, how many mL will you give?

1 mL.

If the order is 125 mg and available is 250 mg/5 mL, how many mL will you give?

2.5 mL.

If the order is 500 mg and available is 250 mg/tablet, how many tablets will you give?

2 tablets.

If the order is 375 mg and available is 125 mg/tablet, how many tablets will you give?

3 tablets.

If a medication is 100 mg/5 mL and the patient receives 7.5 mL, how many mg did the patient receive?

150 mg.

If a medication is 125 mg/5 mL and the patient receives 10 mL, how many mg did the patient receive?

250 mg.

If a medication is 250 mg/5 mL and the patient receives 2.5 mL, how many mg did the patient receive?

125 mg.

If a medication is 200 mg/4 mL and the patient receives 6 mL, how many mg did the patient receive?

300 mg.

If a medication is 50 mg/2 mL and the patient receives 3 mL, how many mg did the patient receive?

75 mg.

If Amoxil is available as 125 mg/5 mL and the order is for 5.5 mL, how many mg will the patient receive?

137.5 mg.