Chapter 8 - Xanthines Flashcards Preview

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Flashcards in Chapter 8 - Xanthines Deck (16)
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1

What is other chemical has theophylline been compared to?

Caffeine

2

What class of drug is theophylline?

Bronchodilator
But a weak one

3

What is theophylline best used for?

To stimulate ventilatory drive and strengthen diaphragm

4

Who does theophylline treat?

Alternative treatment for Patients with a mild, persistent asthma older than 5.

5

Who are not recommended for theophylline?

Patients with acute asthma under the age of 5

6

What is the usage of theophylline for COPD patients?

It is not recommended for patients with exacerbated COPD.
There is not significant difference between beta agonists and anticholenergics over theophylline.

7

What can you use theophylline for with regards to babies?

Apnea of prematurity.

8

What do you use to create theophylline?

Alkaloid plants.
Like cocoa, tea leaves, kola nuts

9

What effects do the methylxanthine group cause in humans?

CNS stimulation
Cardiac stimulation
Diuresis
Bronchial, uterine, and vascular smooth muscle
Relaxation
Coronary vasodilation
Cerebral vasoconstriction

10

What side effects does theophylline cause?

Headache
Anxiety
Nausea
Tachycardia
Diuresis

11

What is the therapeutic range of theophylline?

5-20 micrograms per ml

12

What does smoking do to theophylline dose?

Inactivates it

13

When is it indicated to use theophylline?

When beta agonists and anticholenergics don't fix underlying issue.

14

When is theophylline contraindicated?

Those with gastrointestinal issues

15

What does theophylline strengthen?

Respiratory muscle contractility
Respiratory muscle strength and endurance

16

What is theophylline traditionally been used to treat?

COPD and asthma