Salbutamol

Question 1

What is the mechanism of action of Salbutamol?

Answer 1

●Stimulates Beta2 recepts causing -Smooth muscle relaxation. -Skeletal muscle vasodilation. -Bronchodilation.
-Stabilisation of the mast cells reducing histamine release.

Question 2

What are the indications for Salbutamol?

Answer 2

●Bronchospasm secondary to asthma or COPD.
●Prominent bronchospasm secondary to airway burns, smoke inhalation, or chest infection.
●Release syndrome with crush injury.
●Known or suspected hyperkalaemia with ECG changes.

Question 3

What are the contraindications of Salbutamol?

Answer 3

●Known severe allergy.

Question 4

What are the doses of Salbutamol?

Answer 4

MDI: 1 puff per 6 breaths. Repeat 6 times.
Nebulised for bronchospasm: 5mg for adults and children.
Can have continuous repeat as required.
●Nebulised for released syndrome: 5mg for adults and children. Repeat as required.

Question 5

What are the side effects of Salbutamol?

Answer 5

●Tachycardia.
●Tremor.

Question 6

What are the cautions of Salbutamol?

Answer 6

●None