Maths - Medicine Management

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created 7 months ago by Lara_Amor
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updated 7 months ago by Lara_Amor
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1

A patient has a prescription for 40mg IM. Drug available in stock as 20mg/5ml: How many ml will be given?

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2

Sophia is prescribed Ampicillin 25 mg/kg/day in four divided doses. What is the size of each dose you will give her if she is 2.8 kg?

25 x 2.8 = 70mg

70 ÷ 4 = 17.5mg

Answer = 17.5mg

3

What volume of Ampicillin 125mg/5ml should be drawn up to give a dose of 0.5grams?

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4

102mg of a drug is prescribed; tablets available are 68mg each. How many tablets will you give?

102 ÷ 68 = 1.5

Answer = 1.5 tablets

5

A client has been prescribed Quetiapine 300mg. Available tablets contain Quetiapine 150mg each. How many tablets should you administer?

300 ÷ 150 = 2

Answer = 2 tablets

6

Patient is on Doxepin 50mg. Stock dose available in 25mg / tabs. How much tablets do you give?

50 ÷ 25 = 2

Answer = 2 tablets

7

An agitated patient is prescribed 5mg of Midazolam for subcutaneous injection via a syringe driver over 24 hours. The ampoules contain 10mg/2mL. How much should the nurse draw up for administration?

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8

Lithium Citrate 32.4mmol liquid is prescribed. In stock is 10.8mmol / 5ml of liquid Lithium. How many ml are required?

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9

Patient is prescribed Augmentin 375mg tds. What is the total daily dose of medication administered?

tds = 3 x a day

375 x 3 = 1125

Answer = 1125mg

10

A patient is prescribed oral morphine 2.5mg when necessary to relieve breathlessness. If you have a 10mg/5mL suspension, what volume of the suspension do you have to draw up into the oral syringe for administration to the patient?

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11

A 72 year old male patient has had a revised knee replacement due to infection in the initial knee replacement. 1000mg Vancomycin has been prescribed intravenously to treat the infection. The Vancomycin 1000mg is supplied pre-mixed in 250mL bags of Sodium Chloride 0.9% from Pharmacy. You read in the product information that the infusion rate should not exceed 10mg per minute. How long, in minutes, should the Vancomycin be infused over?

1000 ÷ 10 = 100 minutes

12

A client is prescribed 20mg of Flupentixol Deconate IM, available stock contains 100mg/mL. How much do you administer in mL?

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13

A patient is prescribed Levomepromazine 75mg . In stock is 25mg/tablet of the medication. How much tablets are required?

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14

You need to give 7.5mg of Bendroflumathiazide- 2.5mg tablets are available, how many should you give?

7.5 ÷ 2.5mg = 3

Answer = 3 tablets

15

A client needs 80mg of a drug orally. 200mg/5ml as a oral syrup is available. How many ml will you give?

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16

A client is prescribed Risperidone 500micrograms. Available in stock is 1mg / ml. What volume needs to be administered?

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17

Clonazepam 4mg is prescribed for epilepsy management. In stock are 2mg tablets available. How many tablets are needed?

4 ÷ 2 = 2

Answer = 2 tablets

18

Ranitidine 300mg is prescribed to help manage oesophageal reflux disease. In stock is 150mg/10ml Ranitidine, how many millilitres is to be administered?

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19

A patient is prescribed Oxazepam 75mg. In stock is 30mg tablet of the medication. How many tablets are required?

75 ÷ 30 = 2.5

Answer = 2.5 tablets

20

A client is prescribed Methadone 14mg (oral concentrate). The available preparation is Methadone Hydrochloride 10mg/1mL. How many mL should you administer?

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21

Mebeverine Hydrochloride liquid 150mg is prescribed. In stock is Mebeverine hydrochloride liquid 50mg/5ml. How many ml are required?

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22

A pregnant lady requires gaviscon advanced liquid. Gaviscon advanced liquid contains 20mmoL potassium per mL. How many mmoL of potassium will she get in a 7.5mL dose?

20 x 7.5 = 150

Answer = 150 mmols

23

Your patient requires 750mg Ciprofloxacin orally. The stock tablets available are 250mg. How many tablets would you administer?

750 ÷ 250 = 3

Answer = 3 tablets

24

A 3 year old child requires treatment with fosfomycin for an infection. The dose is 200mg/kg daily in two divided doses. The child weighs 15kg.

What daily dose do they require in grams?

200 x 15 = 3000mg

(Change mg to grams)

3000 ÷ 1000 = 3

Answer = 3 grams

25

You need to set up an IV infusion of 0.9% Sodium Chloride 1000ml over 12 hours. What rate per hour would you set the infusion pump at (to one decimal place)?

1000 ÷ 12 = 83.3333333333333

Answer = 83.3 mls per hour

26

A child requires 90mg of ranitidine liquid. The stock bottle contains 75mg/5mL.

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27

A patient is prescribed Warfarin 1mg to manage risk of systemic embolisation . In stock is 0.5mg tabs. How many tablets are required?

1 ÷ 0.5 = 2

Answer = 2 tablets

28

A patient requires 15 mg of Oramorph. The syrup comes as 10 mg in 5 ml. How much of the syrup is required?

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29

A 10 year old child requires 4000 units/kg of streptokinase. The child weighs 35kg. The drug must be dissolved in 250mL sodium chloride and infused over 90 minutes.

What rate should you set the infusion pump in mL/hour? Round your answer to the nearest whole number.

250 ÷ 1.5 = 166.6666666666666666666667

Round answer to nearest whole number = 167mL/hour

30

A child requires 564ml in 24 hours intravenous (IV) maintenance fluids. What rate, in ml per hour (ml/hr), should the IV infusion pump be set at? Answer should be given to 1 decimal place.

564 ÷ 24 = 23.5

Answer = 23.5 ml/hr

31

Codeine phosphate comes in 30mg strength tablets. An individual dose is 60mg. The maximum dose in 24 hours is 240mg. How many tablets would you give for an individual dose?

260 ÷ 60 = 4

Answer = 4 tablets

32

Fluoxetine is available in 4mg/1mL. A patient requires 20mg. How many mL do they require?

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33

A patient requires IM paliperidone for treatment of schizophrenia. The injection contains 350mg/1.75mL, the patient requires 525mg. How many mL should be administered?

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34

A lady requires tinzaparin for treatment of pulmonary embolism during pregnancy. The dose is 175 units/kg by s/c injection once daily. Her weight is 79kg. What dose does she require?

175 x 79 = 13825

Answer = 13825 units

35

A client has been prescribed Clomipramine 25mg orally to treat obsessive compulsive disorder. Each tablet contains Clomipramine 25mg. How many tablets would you administer?

25 ÷ 25 = 1 tablet

Answer = 1 tablet

36

A child requires 75 micrograms of a drug. The drug is available in 75micrograms/5ml of solution. How many ml of solution does your patient require?

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37

Bisacodyl is prescribed for treatment of constipation. The dose is 10mg. Bisacodyl is available as 5mg tablets. How many tablets are required for each dose?

10 ÷ 5 = 2

Answer = 2 tablets

38

A child requires 160 micrograms of a drug. The drug is available in 40 micrograms/1mL of solution. How many ml of solution does your patient require?

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39

A 14 year old child requires 0.75mg haloperidol liquid for treatment of psychosis. Haloperidol liquid is available in a strength of 500micrograms/2mL.

What volume do you need to measure to administer the correct dose?

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40

A child requires 150mg of a drug. The drug is available in 100mg tablets. How many tablets does your patient require?

150 ÷ 100 = 1.5

Answer = 1.5 tablets

41

Convert a dose of 725 micrograms into milligrams (mg).

725 ÷ 1000 = 0.725mg

42

A patient is prescribed 2.5g of Drug A to be given orally, the stock is available in 500mg capsules.

How many capsules will you administer?

2.5g into mg = 2.5 x 1000 = 2500mg

2500 ÷ 5 = 5

Answer = 5 capsules

43

A patient has been prescribed 300 micrograms (mcg) of Drug B. The strength of tablets is available in 50 micrograms (mcg) tablets.

How many are tablets required?

300 ÷ 50 = 6 tablets

44

An intra-muscular injection of 25mg of Drug C is required. The preparation available contains 50mg in 2ml.

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45

Convert a dose of 2275 millilitres (ml) into Litres (L).

2275 ÷ 1000 = 2.275

Answer = 2.275 litres

46

Your patient has been prescribed 0.5g of Drug D orally.
The solution available is 250mg/2ml.

How many millilitres (ml) would you administer?

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47

A blood transfusion of 350 ml is to be given via a blood transfusion set of 15 drops per ml over 4 hours.

Calculate the number of drops per minute the transfusion requires to be set at. Please round the answer to the nearest whole number.

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48

You need to administer 75 micrograms /kg of Drug F, once daily via IV to a patient who weighs 90kg. The medication is available 300 micrograms /ml.

What volume in millilitres per dose would you administer? Please round the answer to the nearest whole number.

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49

A patient has been prescribed 2 Litres of Drug E over 48 hours, via a Volumatic pump.

How many millilitres would you need to administer per hour? Please round your answer to the nearest whole number.

2 ÷ 48 = 0.041666666666666667

0.041666666666666667 x 1000 = 41.666666666667

Answer = 42 millilitres per hour

50

You are required to administer 275mg of Drug G to your patient orally.
The stock solution available is 250 mg/5ml.

How many millilitres would you administer? Please give your answer to one decimal place.

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51

Your patient requires Drug H at a dose of 30mg/kg once daily. The patient weighs 85kg. The product available is 250mg/2ml.

How many millilitres do you need to administer for each dose? Please round your answer to the nearest whole number.

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52

You need to administer 250micrograms /kg of Drug J subcutaneously to a patient who weighs 80kg. The injection vials are 300mg/ 2ml.

How many millilitres would you administer? Please give your answer to one decimal place.

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53

Your patient requires an IVI of 500mL 0.9% Sodium Chloride over 6 hours. The drip rate of the infusion is set 20 drops per mL.

Calculate the number of drops per minute the transfusion requires to be set at. Please round the answer to the nearest whole number.

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54

Your patient requires a loading dose of 50mg/kg of Drug K. Your patient weighs 88kg. The preparation available contains 200mg/2ml.

Calculate the amount in millilitres required.

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55

A patient is prescribed 48 tablets of Drug L and is advised to take two tablets twice daily.

ow many days will the medication last?

2 tablets x 2 (twice daily)=4

48 ÷ 4 = 12

Answer = 12 days

56

Covert 500 grams into Kilograms (Kg)

500 ÷ 1000 = 0.5kg

57

You are required to administer an intramuscular injection of 75mg of Drug N to your patient. The stock solution is available is 250mg/2ml.

How many millilitres would you give?

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58

Your patient requires Drug Q, at a dose of 20mg/kg once daily. Your patient weighs 55kg. The stock is avaible in 300mg/5ml.

How many millilitres would you administer daily? Please round your answer to the nearest whole number.

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59

Convert 325 milligrams (mg) to grams (g).

325 ÷ 1000 = 0.325g

60

Your patient has the following intake/ output throughout the day:
Intake

Oral

3 cups of tea (150mls each), 4 glasses of water (150mls each), 2 glasses orange juice (100mls each) and a cup of Horlicks (150mls)

50mls of water with medications at 8am

50mls of water with medications at 10pm

IV

IV antibiotic dose of 100mls at 10am

IV antibiotic dose of 100mls at 10pm

Please calculate the total intake in millilitres

Add all up.

= 1700mls

61

Your patient requires a loading dose of 30 units /kg of Drug E. Your patient weighs 79kg. What dose of drug E in units do you need to prescribe?

30 x 79 = 2370

Answer = 2370 units

62

Your patient is prescribed 40mg of Drug B. Tablets are 5mg each. How many tablets will you administer?

40 ÷ 5 = 8

Answer = 8 tablets

63

An intra-muscular injection of 30mg of drug D is required. The preparation available contains 40mg in 4ml. What volume of solution is required for this dose in ml?

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64

Your patient requires 500mg of Drug D. The stock solution available is 250mg/2.5ml. What volume in mls would you administer?

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65

A bag of Fluid is to be transfused over 12 hours. The volume of fluid is 1000ml. The drop rate of the infusion set is 15 drops per mL.

Calculate the number of drops per minute the transfusion is required to be set at. Please round the answer to the nearest whole number.

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66

Your patient has been prescribed 60mg twice daily of Drug E. The solution available is 120mg/4ml. How many millilitres (ml) would you administer for each individual dose?

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67

Convert 3.9mg (milligrams) to micrograms.

3.9 x 1000 = 3900

Answer = 3900 micrograms (mcg)

68

Your patient is prescribed 150mg of drug D, the capsules are supplied in 50mg capsules. How many capsules will you administer?

150 ÷ 50 = 3

Answer = 3 Capsules

69

You need to administer 150 micrograms /kg of drug H subcutaneously to a patient who weighs 60kg. The injection vials are 30mg / ml. What volume in mls would you administer? Provide answer to 1 decimal place.

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70

A patient is prescribed 56 tablets of Drug J and is advised to take one tablet two times daily. How many days will the medication last?

1 x 2 = 2 tablets daily

56 ÷ 2 = 28

Answer = 28 days

71

Convert a dose of 5.4 grams (g) into milligrams (mg).

5.4 x 1000 = 5400mg

72

Your patient has been prescribed 500ml of fluid over 6hours.The infusion is set to 20 drops per ml. Calculate the drops per minute. Please round the answer to the nearest whole number.

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73

Your patient has received 750ml of fluid in the morning via IV and then had 4 cups of tea, each measuring 160ml. They also drank a 300ml bottle of soda water. Their urine output was measured throughout the day as 200ml at 7am, 110ml at 9.00am, 140ml at 11.30, 140ml at 1.30pm, 260ml recorded at 5pm and 260ml at 9pm.

What is the total urine OUTPUT in ml?

200 + 110+ 140 + 140 + 260 + 260 = 1110

Answer = 1110mls

74

A unit of blood is to be transfused over 4 hours. The volume of blood is 500 ml. The drip rate of the infusion set is 20 drops per ml.

Calculate the number of drops per minute the transfusion requires to be set at. Please round the answer to the nearest whole number.

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75

You need to administer 60 micrograms /kg of drug H subcutaneously to a patient who weighs 86kg. The injection vials are 10mg / ml. What volume in mls would you administer? Please round the answer to 1 decimal place.

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76

A patient requires 15 mg of Drug C. The syrup comes as 10 mg in 5 ml. How much of the syrup is required in mls?

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77

A patient is prescribed a 300ml bottle of drug A. The dose is 5mg/2.5ml. They are to take 5mls TDS. How many days will the bottle last?

A patient is prescribed a 300ml bottle of drug A. They are to take 5mls TDS. How many days will the bottle last? (important parts of the question!)

300 ÷ 5 = 20

Answer = 20 days

78

You are required to administer 15mg of Drug A to your patient orally. The stock solution available is 30mg/3ml. How many millilitres would you administer?

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79

The recommended dose for antibiotic A is 20mg per kg in 24 hours. Calculate the daily dose in grams (g) required for an adult weighing 62kg. Please provide answer to two decimal places.

1. 20mg x 62 = 1240

2. (mg to grams)

1240 ÷ 1000 = 1.24

Answer = 1.24 grams

80

A unit of blood is to be transfused over 2.5 hours. The volume of blood is 500ml. The drip rate of the infusion set is 15 drops per ml.

Calculate the number of drops per minute the transfusion is required to be set at.

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