Drug-Dose Conversions

Question 1

KCl solution (oral) to tablets

Answer 1

KCl 10% = 20 mEq/15 mL

Question 2

What percentage of calcium carbonate is elemental calcium?

Answer 2

40% elemental calcium

Question 3

What percentage of calcium citrate is elemental calcium?

Answer 3

21% elemental calcium

Question 4

Aminophylline to theophylline

Answer 4

Multiply by 0.8

Question 5

Theophylline to aminophylline

Answer 5

Divide by 0.8

Question 6

Ethacrynic acid 50 mg is equivalent to what dose of furosemide?

Answer 6

40 mg furosemide

Question 7

Ethacrynic acid 50 mg is equivalent to what dose of torsemide?

Answer 7

20 mg torsemide

Question 8

Ethacrynic acid 50 mg is equivalent to what dose of bumetanide?

Answer 8

1 mg bumetanide

Question 9

Furosemide 40 mg is equivalent to what dose of torsemide?

Answer 9

20 mg torsemide

Question 10

Bumetanide 1 mg is equivalent to what dose of furosemide?

Answer 10

40 mg furosemide

Question 11

Furosemide 80 mg is equivalent to what dose of bumetanide?

Answer 11

2 mg bumetanide

Question 12

Bumetanide 0.5 mg is equivalent to what dose of torsemide?

Answer 12

10 mg torsemide

Question 13

Bumetanide 2 mg is equivalent to what dose of ethacrynic acid?

Answer 13

100 mg ethacrynic acid

Question 14

Ethacrynic acid 25 mg is equivalent to what dose of torsemide?

Answer 14

10 mg torsemide

Question 15

Ethacrynic acid : furosemide : torsemide : bumetanide

Answer 15

50:40:20:1

Question 16

Furosemide IV:PO

Answer 16

1:2

Question 17

Loop diuretics IV:PO (other than furosemide)

Answer 17

1:1

Question 18

Furosemide 20 mg IV is equivalent to what dose of bumetanide PO?

Answer 18

1 mg bumetanide

Question 19

Furosemide 40 mg PO is equivalent to what dose of bumetanide IV?

Answer 19

0.5 mg bumetanide

Question 20

Metoprolol IV:PO

Answer 20

1:2.5

Question 21

Ferrous sulfate contains what percentage of elemental iron?

Answer 21

20%

Question 22

Ferrous sulfate 325 mg contains how many mg of elemental iron?

Answer 22

65 mg

Question 23

How do you convert from NPH insulin to insulin glargine?

Answer 23

Calculate daily dose of NPH, use 80% of that as insulin glargine once daily

Question 24

A patient injects 20 units of NPH insulin BID. What is the equivalent dose of insulin glargine?

Answer 24

40 units of NPH daily x 0.8 = 32 units insulin glargine once daily

Question 25

Toujeo to other forms of insulin glargine or detemir

Answer 25

use 80% of Toujeo dose

Question 26

Levothyroxine IV:PO

Answer 26

0.75:1

Question 27

A patient takes 50 mcg of levothyroxine daily. What is the equivalent IV dose of levothyroxine?

Answer 27

37.5 mcg

Question 28

Cortisone 25 mg is equivalent to how many mg of hydrocortisone?

Answer 28

20 mg

Question 29

Cortisone 25 mg is equivalent to how many mg of prednisone?

Answer 29

5 mg

Question 30

Cortisone 25 mg is equivalent to how many mg of Medrol?

Answer 30

4 mg

Question 31

Cortisone 25 mg is equivalent to how many mg of triamcinolone?

Answer 31

4 mg

Question 32

Cortisone 25 mg is equivalent to how many mg of dexamethasone?

Answer 32

0.75 mg

Question 33

Cortisone 25 mg is equivalent to how many mg of betamethasone?

Answer 33

0.6 mg

Question 34

Prednisone 10 mg is equivalent to how many mg of prednisolone?

Answer 34

10 mg

Question 35

Hydrocortisone 20 mg is equivalent to how many mg of dexamethasone?

Answer 35

0.75 mg

Question 36

Triamcinolone 8 mg is equivalent to how many mg of prednisone?

Answer 36

10 mg

Question 37

Betamethasone 0.6 mg is equivalent to how many mg of methylprednisolone?

Answer 37

4 mg

Question 38

Methylprednisolone 2 mg is equivalent to how many mg of prednisone?

Answer 38

2.5 mg

Question 39

Prednisone 50 mg is equivalent to how many mg of dexamethasone?

Answer 39

7.5 mg

Question 40

Prednisone 50 mg is equivalent to how many mg of hydrocortisone?

Answer 40

200 mg

Question 41

Morphine IV:PO

Answer 41

1:3

Question 42

Oxycodone 20 mg PO is equivalent to how many mg of morphine PO?

Answer 42

30 mg

Question 43

Oxycodone 20 mg PO --> morphine IV

Answer 43

10 mg

Question 44

Morphine 10 mg IV --> hydromorphone IV

Answer 44

1.5 mg

Question 45

Hydromorphone 1.5 mg IV --> hydromorphone PO

Answer 45

7.5 mg

Question 46

Hydromorphone 1.5 mg IV --> oxycodone PO

Answer 46

20 mg

Question 47

Hydrocodone 30 mg PO --> morphine PO

Answer 47

30 mg

Question 48

Fentanyl 0.1 mg IV --> morphine IV

Answer 48

10 mg

Question 49

Pitavastatin 2 mg --> rosuvastatin

Answer 49

5 mg

Question 50

Pitavastatin 2mg --> atorvastatin

Answer 50

10 mg

Question 51

Atorvastatin 10 mg --> simvastatin

Answer 51

20 mg

Question 52

Lovastatin 40 mg --> atorvastatin

Answer 52

10 mg

Question 53

Lovastatin 40 mg --> pitavastatin

Answer 53

2 mg

Question 54

Fluvastatin 80 mg --> pitavastatin

Answer 54

2 mg

Question 55

Lovastatin 40 mg --> pravastatin

Answer 55

40 mg

Question 56

Pitavastatin 2mg --> pravastatin

Answer 56

40 mg

Question 57

Rosuvastatin 5 mg --> pravastatin

Answer 57

40 mg

Question 58

Atorvastatin 80 mg --> rosuvastatin

Answer 58

40 mg

Question 59

Rosuvastatin 20 mg --> atorvastatin

Answer 59

40 mg

Question 60

Pravastatin 80 mg --> atorvastatin

Answer 60

20 mg

Question 61

Fluvastatin 80 mg --> simvastatin

Answer 61

20 mg

Question 62

5 mL lithium citrate syrup = how many mg of lithium carbonate?

Answer 62

300 mg

Question 63

Lithium carbonate 300 mg = how many mEq of Li+?

Answer 63

8 mEq

Question 64

8 mEq Li+ = how many mL lithium citrate syrup?

Answer 64

5 mL