Salbutamol - Beta 2 agonist Flashcards
1
Q
MOA
A
Beta-2 receptor agonist. Acts a bronchodilator. It decreases calcium-mediated contraction of the bronchioles by increasing cAMP which activates PKA. PKA inhibits MLCK preventing contraction
2
Q
Abs/Distrb/Elim
A
InhalationGiven IV
Short acting 3-5hrs
3
Q
Clinical use
A
Asthma
COPD
4
Q
Adverse effects
A
Tremors
Tachycardia
Fall in bp