Exam 2 Pharmaceutical Calculations Flashcards

1
Q

Dosages of drugs and drug regimens are often based on _______.

A

patient-specific parameters

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2
Q

Examples of patient-specific parameters

A

Body surface area (BSA)

  • *Weight
  • *creatinine clearance (Clcr)
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3
Q

patient-specific parameter that is not commonly used

A

Body Surface Area (BSA)

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4
Q

Two methods clinicians generally use for Body Surface Area (BSA)

A

Formula and Nomogram

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5
Q

actual body weight

A

what you weigh

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6
Q

ideal body weight

A

what you should weigh

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7
Q

I inch is how many cm?

A

2.54 cm

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8
Q

1 pint is how many fluid ounces?

A

16 fluid ounces

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9
Q

1 pint is how many mL?

A

473-480 mL

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10
Q

I tsp is how many mL?

A

5 mL

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11
Q

1 tbsp is how many mL?

A

15 mL

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12
Q

1 kg is how many pounds?

A

2.2 lb

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13
Q

I ounce is how many grams?

A

28.4 - 30 grams

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14
Q

1 fluid ounce is how many mL?

A

30 mL

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15
Q

Females: IBW formula

A

45.5 kg + 2.3 kg for each inch over 5 ft

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16
Q

Males: IBW formula

A

50 kg + 2.3 kg for each inch over 5 ft

17
Q

% Ideal Body Weight formula

A

actual weight/IBW x 100

18
Q

adjusted body weight formula

A

IBW + 0.4 (ABW-IBW)

19
Q

male creatine clearance formula

A

(140-age)x kg / SrCr x72

20
Q

female creatine clearance formula

A

(140-age)x kg / SrCr x72 times the whole things by .85

21
Q

creatine is breakdown product of ____.

A

muscle

22
Q

what can influence creatine

A

disease

lifestyle

23
Q

you give pt antibiotics, his creatine clearance is 44 today and two days ago it was 77. what should you do?

A

lower strength of drug, decrease frequency

24
Q

3 ways we measure concentration

A

W/W
W/V
V/V