2. Drugs acting on Autonomic nervous system

9. Salbutamol/Terbutaline

Beta 2 stimulant (agonist)

Pharmacological Actions

  1. Respiratory –bronchodilatation (beta 2)
  2. Uterus –relaxation (beta 2) in pregnancy

Therapeutic Uses

  1. Bronchial asthma
  2. Premature labour

Side Effects

With an increase in concentration, the selectivity is lost and beta 1 effects are seen, i.e. tachycardia, palpitations, anxiety, tremors


Inhalation, parenteral or oral

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