Drugs Flashcards

1
Q

What is the first line treatment in mild intermittent asthma?

A

SABA - short acting B2-adenoceptor antagonist

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2
Q

Give an example of a SABA

A

Salbutamol

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3
Q

How does a SABA work?

A

binds to B2-adenoceptors preventing constriction and encouraging relaxation

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4
Q

What is the second step in the treatment of asthma?

A

Inhaled corticosteroid

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5
Q

When is a corticosteroid used?

A

Second step - when a SABA is needed more than once a day

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6
Q

Give an example of an inhaled corticosteroid

A

Beclometasone

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7
Q

How do inhaled corticosteroids work?

A

activated receptors assemble and bind to glucocorticoid response elements in the premotor region of specific genes

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8
Q

What are the side effects of SABAs?

A

Fine tremor is the main one

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9
Q

What are the side effects of inhaled corticosteroids?

A

Thrush and hoarseness of voice

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10
Q

What is the thirst step in asthma treatment?

A

LABA - Long acting B2 agonist

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11
Q

Give an example of a LABA used in asthma

A

Salmeterol

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12
Q

How do LABAs work?

A

Binds to B2-adrenoreceptors preventing constriction and encouraging relaxation

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13
Q

What should a LABA always be prescribed with?

A

Inhaled corticosteroid

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14
Q

What can be used for antigen induced or exercise induced bronchospasm in the long term in asthma?

A

Leukotrine receptor antagonists

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15
Q

Give an example of a leyukotrine receptor antagonist

A

Montelukast

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16
Q

How do leyukotrine receptor antagonists work?

A

Work competitively at the CysT1 receptors

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17
Q

What can be added on to step three asthma therapy if still not controlled with the addition of a LABA?

A

Oral theophylline

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18
Q

What are the side effects of oral theophylline?

A

dysrhythmias, hypotension, seizures, nausea, vomiting

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19
Q

What is the fifth step in the treatment of asthma?

A

Oral glucocorticoid and referral to a specialist

20
Q

Give an example of an oral glucocorticoid

A

Prednisolone

21
Q

How do oral glucocorticoids work?

A

Decrease the number of eosinophils by apoptosis

22
Q

What should be given for general, stable COPD?

A

SAMAs - Short acting muscarinic antagonists

LABAs

23
Q

Give an example of a SAMA

A

Ipratropium

24
Q

How do SAMAs work?

A

Relax bronchospasm caused by stimulants and cause bronchodilatation by blocking ACh

25
What are the potential side effects of SAMAs?
Urinary problems - increased urgency
26
What should be given to those who have mild/moderate COPD but are symptomatic?
LAMA - Long acting Muscarinic antagonist | SABA
27
Give an example of a LAMA?
Tiotropium
28
How do LAMAs work?
Blocks M3 - relaxation of bronchospasm caused by irritants and causes bronchodilation due to ACh block
29
Give an example of a LABA used in COPD
Formoterol
30
What are the side effects of LAMAs?
Dry mouth, constipation, stomach upset
31
what is the preferred palliative treatment options in COPD?
LAMA/SAMA
32
When is an ultra-LABA used?
COPD only
33
What is used for severe COPD?
LABA + corticosteroid | or Tiotropium
34
What drug is used in LABA + corticosteroid treatment?
Symbicort
35
What is symbicort made up of?
Budesomide and formoterol
36
What is used for very sever COPD?
Tiotropium + Inhaled corticosteroid + LABA | Specialist referral
37
What treatment is given to those who have COPD and pulmonary hypertension
Long term O2 therapy and treat oedema with diuretics
38
What is used to treat bronchiectasis?
Antibiotics
39
What should be considered if a patient has more than three bronchiectasis exacerbations in one year?
Long term antibiotics e.g. nebuliser gentamicin, colomycin
40
What is given to a newborn with ARDS?
Surfactants
41
Give an example of a surfactant
beractant or poractant alpha
42
What treatments can be give to patients with a Pulmonary embolism?
Anticoagulants | Fibrynolytics
43
Give examples of anticoagulants
Heparin and warfarin
44
Give examples of fibrinolytics
Rivaroxiban, streptokinase
45
What is the first line treatment for chronic sarcoidosis?
Systemic corticosteroids e.g. prednisolone
46
What is the second line treatment for chronic sarcoidosis?
Immunosuppressants e.g. azathioprine
47
What treatment is given for rhinitis and rhinorrhoea?
Antihistamines e.g. piriteze