Proven safety

Asthma experts around the world say BT is safe.

No increase was seen in hospitalizations, asthma symptoms, or respiratory adverse events over the course of 5 years in patients treated with Bronchial Thermoplasty delivered by the Alair System.2

No structural changes in the airways that were clinically significant were due to BT at 5 years.2

Absence of clinically significant deterioration in lung function (pre-bronchodilator FEV1) at 5 years.2

Proven Safety

Robust clinical research for a non-drug therapy in severe asthma clearly demonstrates the long-lasting benefit of BT

Bronchial Thermoplasty is supported by 4 completed clinical studies, and one ongoing, in asthma patients all with 5 year follow up: 3 of the trials were randomized, controlled, clinical trials.
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