Respi Drugs Flashcards

1
Q

Objective evidence of Asthma (2)

A
  1. Airflow limitations

2. Variability in lung function

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2
Q

Asthma is worst in what time?

A

Night time and waking hours

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3
Q

Test for Airflow limitation

A

Spirometry

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4
Q

Test for Variability in lung function

A

Bronchodilator Reversibility Test

vs COPD - note reversible

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5
Q

(+) bronchodilator reversibility test (2)

A
  1. Inc. in FEV1 of > 12% and >200mL

2. Inc. in PEFR (peak flow meter) >20%

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6
Q

Preferred reliever across all steps in Asthma Management

A

ICS + Formoterol

Most common: Budesonide (Symbicort)

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7
Q

The only LABA that can act as a reliever?

A

Formoterol

Why? LABA but has fast onset

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8
Q

SABA

A

SATURDAY
Salbutamol
Terbutaline

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9
Q

1st line for COPD

A

Muscarinic antagonist/ Anti-cholinergic

Atropium, Ipatropium, Tiotropium, Oxytropium

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10
Q

Muscarinic antagonist that has M3 and M2 effect

A

Ipatropium

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11
Q

1-3 methylxanthine

A

Theophylline

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12
Q

3-7 dimethylxanthine

A

TheoBROmine

mas matanda si bro

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13
Q

1,3,7 trimethylxanthine

A

Caffeine

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14
Q

MOA of Methylxanthine

A

Inhibits phosphodiesterase, non-selective

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15
Q

Methylxanthine is both a ? and ?

A

Reliever and controller

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16
Q

MOA of Ketotifen

A

Mast cell stabilizer/ Chromones

17
Q

Inhibitor of lipooxygenase (LOX) enzyme (inhibition of production of leukotrienes)

A

Zileuton

18
Q

LTD4 (receptor) antagonists

A

Montelukast, Zafirlukast

19
Q

Montelukast FDA warning

A

Nightmare and suicidality

20
Q

Mainstay tx of Bronchial Asthma as controllers

A

Steroids

21
Q

MOA of Steroids in BA

A

Inhibit phospholipase A2

Inhibit cytokine release

22
Q

IV steroids

A

Hydrocortisone

Methylprednisone

23
Q

Inhaled steroids

A
Budesonide
Bedomethasone
Triamcinolone
Fluticasone
Flunisolide
24
Q

Oral steroids

A

Prednisone

Prednisolone

25
Q

Glucocoticoid has hydroxyl group at carbon?

A

11

26
Q

Mineralocorticoid has hydroxyl group at carbon?

A

21

27
Q

Glucocorticoid has what property?

A

Anti-inflammatory

28
Q

Mineralocroticoid

A

Na retaining potency

29
Q

Most potent glucocorticoid/ anti-inflammatory steroids (2)

A

Dexamethasone

Bethamethasone

30
Q

Most mineralocorticoid/Na retaining potency

A

Fludrocortisone

31
Q

Short acting steroids

A

Cor-

32
Q

Long acting steroids

A

Betha

Dexa