EMT Pharmacology - Salbutamol

Question 1

Pharmacology and presentation of Salbutamol?

Answer 1

5mg in 2.5ml or 2.5mg in 2.5ml

An adrenergic agonist, with primarily beta-2 receptor effects, causing bronchodilation.

Question 2

Indicators of Salbutamol?

Answer 2

• Bronchospasm secondary to asthma or COPD
• Prominent bronchospasm secondary to airway burns, smoke inhalation or chest infection
• Release syndrome following crush injury (stimulation of B2 causes potassium to move into the cells, reducing the blood levels)

Question 3

Contraindications of Salbutamol?

Answer 3

• Hypersensitivity

Question 4

Cautions of Salbutamol?

Answer 4

• None

Question 5

Side Effects of Salbutamol?

Answer 5

• Tremor

- Tachycardia

Question 6

Dosing Regimes of Salbutamol?

Answer 6

• 5mg for both adults and children prn

- MDI, 10puffs to prime spacer then 1 puff per 6 slow breaths, 6 puffs at a time prn 20 minutely

Question 7

Onset and duration of Salbutamol?

Answer 7

Onset
‐ 2 to 5 mins

Duration
- 1 to 2 hours