theories concerning beta agonist toxicity
Last reviewed 01/2018
Possible explanation for the apparent toxicity of beta-agonists in asthma include:
- excessive use results in cardiac arrhythmias and hypokalaemia
- beta-agonists may promote an over-reliance on symptom relief at the expense of anti-inflammatory therapy
- tachyphylaxis
- bronchodilatation results in increased allergen penetration