Asthma Inhalers (diagram)

Asthma Inhalers, including the cost of each inhaler (click to enlarge the image).

Inhaled corticosteroid (ICS)

Relative binding affinity for glucocorticoid receptor (GR): mometasone > fluticasone > budesonide > triamcinolone.

Relative anti-inflammatory potency: mometasone = fluticasone > budesonide = beclomethasone > triamcinolone.

The only pregnancy category B inhaled steroid is budesonide. This is easy to remember:

B category in pregnancy
Budesonide - both inhaled and intranasal steroid


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