Antitubercular Flashcards

1
Q

what is tuberculosis?

A

granulomas in the lungs, and causes inflammation in the lungs

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2
Q

how is tuberculosis passed through?

A

droplets, coughing and sneezing, inhalation

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3
Q

who are the most commonly affected group in Canada that are infected with TB?

A

indigenous

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4
Q

what drugs that multi drug resistant tuberculosis are resistant to?

A

isoniazid, and rifampin

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5
Q

how long do close contact patients of MDR-TB need to be treated for?

A

6-9 months

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6
Q

what is TB drug is used for primary treatment of TB?

A

Isoniazid

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7
Q

why do we use two drugs in the beginning of therapy and then three at the end of therapy

A

to prevent multi-drug resistance

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8
Q

what are the first line anti tubercular drugs?

A

isoniazid (primary)
ethambutol hydrochloride
pyrazinamide
rifampin

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9
Q

what are the second line drugs for tb?

A

amikacin sulphate
levofloxacin hemihydrate
moxifloxacin hydrochloride

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10
Q

what drug should we watch out for people who are called “slow acetylators”

A

isoniazid

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11
Q

what are the adverse effects of isoniazid

A

peripheral neuritis, hepatotoxicity, hyperglycaemia doscolouration of body fluids

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12
Q

what do we give patients who are on isoniazid?

A

B6

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13
Q

can you give children under the age of 13 ethambutol hcl?

A

no

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14
Q

what are some adverse effects with ethambutol hcl?

A

visual Changs (optic neuritis, blindness, altered colour perception)

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15
Q

what are contraindications for pyrazinamide?

A

gout and severe liver disease, and pregnancy

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16
Q

what are adverse effects of rifampin?

A

discolouration of: skin, tears, sweat, faces, sputum, saliva, cerebrospinal fluid, and tongue

17
Q

what is a purified protein derivative?

A

a tb injection test (0.1 mL, under the skin)

18
Q

BCG (bacille calmette-guerin) vacine

A

used around the world, and for the FN people in the north west

19
Q

what are the major effects of anti tubercular therapy?

A

reduction of cough, reduction of infectious disease

20
Q

can most cases of TB be cured?

21
Q

how long does drug therapy become effective?

22
Q

how long does a successful treatment of TB usually take?

A

6-12 months

23
Q

why do we usually begin with a lot of drugs in the beginning?

A

to prevent any form of drug tolerance

24
Q

how do we know to adjust the drugs that someone is taking, during the course

A

we can adjust after doing a culture on the mycobacterium

25
what should be the patient teachings for this drug?
we should teach them to keep taking the drug, no matter what
26
Effectiveness depends on
Type of infection Adequate dosing Sufficient duration of treatment Adherence to drug regimen Selection of an effective drug combination
27
what is a primary nursing assessment for someone who is going to take INH or rifampin
do a liver assessment, especially if they are a hard core alcohol drinker
28
"Rifampin causes oral contraceptives to become ineffective; another form of birth control is needed." True or false?
Forda true
29
"Patients who are taking rifampin should be told that their urine, stool, saliva, sputum, sweat, or tears may become reddish orange; even contact lenses may be stained" True or false
Forda true
30
"Pyridoxine may be needed to combat neurological adverse effects associated with INH therapy" True or false
Forda true
31