Required Formulas Flashcards

1
Q

Nonsterile compounding

MWQ

A

Minimum weighable quantity

Sensitivity requirements/0.05

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
2
Q

IBW males and females

A

IBW males= 50 + 2.3 *(inches over 5 ft)

IBW females = 45.5 + 2.3 (inches over 5ft)

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
3
Q

Phenytoin corretion for hypoalbuminuria?

A

Can also be used for valproic acid

Total phenytoin measured /[(0.2 x albumin) +0.1]

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
4
Q

Elimination rate constant

A

Cl/Vd

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
5
Q

meter (m) = centimeters

A

100 cm

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
6
Q

Sensitivity and Specificity

A
  • Test Result Have Condition Dont Have
  • Positive A B
  • Negative C D
  • Total A + C B+D
  • Sensitivity=A/(A+C)x 100
  • Specificity= D/(B+D) x 100
How well did you know this?
1
Not at all
2
3
4
5
Perfectly
7
Q

BMI

A

weight in kg/height m^2

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
8
Q

Total energy expenditure TEE

A

BEE * activity factor * stress factor

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
9
Q

tsp=ml

A

5 mL

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
10
Q
A
How well did you know this?
1
Not at all
2
3
4
5
Perfectly
11
Q

1 oz = grams

A

28.4 g

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
12
Q

mEq

A

(mg * valence)/MW

OR

mmols * valence

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
13
Q

Calcium _____: __ % elemental

Calcium ____ ___

A

Carbonate 40%

Citrate 21%

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
14
Q

BSA calculation oncology

A

BSA m2= Sqrt (ht(cmx wt(kg)/3600

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
15
Q

Celsius to fahrenheit

A

(F-32)/1.8

C*1.8 + 32

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
16
Q

NNT or NNH-

A

1/ARR(expressed as a decimal)

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
17
Q

How to determine fluid requirements

A

if > 20 kg

1,500 mL + (20 mL) (wt in kg -20)

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
18
Q

Osmolarity

mOsmol/L

A

= Wt of substance in (g/L) / MW (g/mole) * # of particles * 1000

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
19
Q

Absolute neutrophil count (ANC) (cells/mm3)

A

WBC x [(%segs +%bands)/100]

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
20
Q

tbsp=mL

A

15 mL

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
21
Q

Loading Dose (LD)

A

(Desired concentrations * Vd) / F

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
22
Q

Biostatistics:

Relative Risk

Risk=?

Relative Risk=?

A

Risk= Number of subjects with unfavorable event in group/ total number of subjects in group

RR= Risk in treatment group/ risk in control group

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
23
Q

TTB time to burn

A

TTB ( with sunscreen in min)= SPF x TTB (without sunscreen)

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
24
Q

Relative Risk Reduction:

A

(% risk in control group-% risk in treatment group)/ % risk in control group

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
25
Q

Cockcroft gault

A

CrCl= 140-age/(72*Scr) *wt * (0.85 if female)

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
26
Q

Grams of nitrogen from protein

A

protein intake/ 6.25

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
27
Q

1 kg= __lbs

A

2.2lbs

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
28
Q

Dilutions and concentrations

A

Q1 x C1= Q2 x C2

Q1=old quantity

C1= old concentration

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
29
Q

Percent ionization

weak acid and weak base

A

pH= pKa + log (salt/acid)

weak base: pH=pKa + log (base/salt)

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
30
Q

1 oz=mL

A

30 mL

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
31
Q

t1/2

A

0.693/Ke

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
32
Q

Moles or Millimoles

A

mols=g/MW

mmols= mg/MW

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
33
Q

1 gallon= __ quarts = __ mL

A

4 quarts, 3840 mL

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
34
Q

Parts per million (PPM)

PPM–> percentage strength

Percentage strength to PPM

A

Move 4 decimals to the left

Move 4 decimals to the right

35
Q

Anion gap

A

= Na- Cl- HCO3

36
Q

Chronic heart failure loop diuretic dose conversions:

A

Ethacrynic acid: 50

Furosemide: 40

Torsemide: 20

Bumetanide: 1

Furosemide IV:PO, 1:2

all others 1:1

37
Q

Diabetes

Insulin to carb ratio

Rule of 500 (with rapid acting)

Rule of 450 with regular

A

500/total daily dose of insulin(TDD)= grams of carbs covered by 1 unit of rapid acting insulin

450/TDD

1,800/TDD= correction factor

38
Q

1 pint=oz=mL

A

16 oz, 480 mL

39
Q

Clearance

A

(Fxdose)/AUC or

ke * Vd

40
Q

Specific gravity

A

= g/mL

41
Q

AdjBW

A

= IBW + 0.4(TBW-IBW)

42
Q

1 grain= mg

A

65 mg

43
Q

ARR Absolute risk reduction:

A

% risk in control group - (% risk in treatment group)

44
Q

Steroid dose conversions

8 total

A
  • Cortisone: 25 mg
  • Hydrocortisone 20 mg
  • Prednisone 5 mg
  • Prednisolone 5 mg
  • Methylprednisolone 4 mg
  • Triamcinolone 4 mg
  • Dexamethasone 0.75 mg
  • Betamethasone 0.6 mg
45
Q

Percentage strength=

Ratio strength=

A

100/ratio strength

100/percentage strength

46
Q

1 cup=oz=mL

A

8 oz, 240 mL

47
Q

Parenteral nutrition calorie levels

A

Dextrose: 3.4 kcal/g

AA: 4 kcal/g

IV fat 10%: 1.1 kcal/mL

20%: 2 kcal/mL

30%: 3 kcal/mL

48
Q

ABG: /,/,/

pH acidosis vs. Alkalosis

Respiratory vs Metabolic

A

pH/pCO2/pO2/HCO3/O2 sat

pH<7.35 acid

>7.45 alkalosis

Res: CO2 <35 alk >45 acid

Metabolic: HCO3 > 26 alkalosis, <22 acidosis

49
Q

Bioavailability

A

F(%)= 100 x (AUC extravascular/ AUC intravenous) * (Dose intravenous/dose extracellular)

50
Q

Isotonicity: E

A

58.5 (i)/ MW of drug*(1.8)

51
Q

Odd Ratio:

A

AD/BC

52
Q

LDL calculation

A

TC-HDL - (TG/5)

DOnt use TG if >400

53
Q

Alligations

A

High Low-desired=parts high

Desired

Low

54
Q

When do you know if someone is dehydrated?

A

BUN:SCr >20:1

55
Q

HR?

A

Hazards Ratio

Hazard Rate in Treatment group/ Hazard rate in control group

56
Q

1 lbs= grams

A

454 g

57
Q

1 quart = _ pints = __ mL

A

2 pints, 960 mL

58
Q

Inches=centimeters

A

2.54 cm

59
Q

Flow rates:

Drops per minute

A

of drops/mLx mL/hr x hr/60 min = # drops/minute

60
Q

Volume of Distribution?

A

Vd= Amount of drug in body/concentration of drug in plasma

61
Q

percentage strengths

%w/v, w/w and v/v

A

xg/100mL, xg/100g, x mL/100 mL

62
Q

Corrected calcium=

A

Cacorrected (mg/dL)= Reported Calcium +[(4.0 - albumin) x (0.8)]

63
Q

Regular Insulin Correction Factor

A

1500/(Total daily insulin)

64
Q

Correction factor for rapid insulin?

A

1800/TDD

65
Q

Correction Dose for insulin?

A

(BG now)-Target/(Correction factor)

66
Q

Pharmacists Rock At Saving Lifes and Preventing Flu

A

Pita: 2 mg

Rosuvastatin: 5

Atorvastatin: 10

Simvastatin: 20

Lova: 40

Pravastatin: 40

Fluvastatin: 80

67
Q

Modified % ionization for henderson

A

= 100/(1+10^(pKa-pH))

68
Q

Novolog, Fiasp

A

Insulin Aspart

69
Q

Humalog

A

Lispro

70
Q

Humulin R, Novolin R

A

Regular

71
Q

Humulin R U-500

A

Concentrated reg

72
Q

Humulin N, Novolin N

A

NPH

73
Q

Levermir

A

Determir

74
Q

Lantus, Toujeo

A

Glargine

75
Q

Tresiba

A

Degludec

76
Q

Ferrous gluconate

A

12%

77
Q

Ferrous Sulfate

A

20%

78
Q

Dried Ferrous sulfate

A

30%

79
Q

Ferrous Fumurate

A

33%

80
Q

Carbonyl Iron

A

100%

81
Q

Polysaccarharide iron complex

A

100%

82
Q

Ferrous sulfate 325 mg tablet

How much elemental iron?

A

65

83
Q

Ferrous sulfate dried

ER

160 mg tablet

A

50 mg elemental iron