Smarter Inhalers for Better Asthma Control

Two people stand against a patterned wall, each holding a smartphone. The person on the left, wearing a dark jacket, looks at the other's phone. The person on the right wears a colorful sweater and focuses on their screen.

Smart inhalers use a tiny sensor to help you track your medicine, remember your daily doses, and stop asthma attacks before they start.

At a Glance: Using Tech to Breathe Easier

  • The Goal: Scientists wanted to see if “smart” inhalers with digital sensors actually help people manage their asthma better.
  • The Problem: Many people forget to take their medicine or don’t use their inhalers the right way, which can lead to scary asthma attacks.
  • The Findings: A new systematic review found that digital inhalers help people keep their asthma under control and may even prevent hospital visits.
  • The Action: If you struggle to remember your medicine, a digital inhaler that talks to your phone might be a great tool for you.

Understanding the Smart Inhaler Study

An inhaler only works if the medicine actually gets into your lungs. This large research study looked at 12 different studies  involving over 2,400 adults and children. The researchers wanted to know whether patient-facing digital inhalers—which give you instant feedback on your phone—are worth the extra cost and effort.

  • A graphic showing an inhaler and smartphone with signal waves, and text about research indicating digital inhalers help users stay on track and breathe better. Allergy & Asthma Network logo is at the bottom.
  • Shield with lungs icon and text: “Using a digital sensor may reduce the risk of severe asthma attacks for many patients.” Allergy & Asthma Network logo at the bottom.
  • A graphic showing a smiling face, a wifi symbol, and a warning icon, with text about minor tech issues and the health benefits of staying on schedule. Allergy & Asthma Network logo is at the bottom.
  • Icon of a person holding a phone, speaking to a doctor with a stethoscope, and text about asking if a smart inhaler is right for your asthma plan, by Allergy & Asthma Network.

What did Researchers Find About the Smart Inhaler Study?

The study showed that these high-tech tools are more than just fancy gadgets. The evidence suggests they provide real benefits:

  • Better Control: People using smart inhalers had much better asthma control than those using regular inhalers.
  • Fewer Emergencies: For high-risk patients, these devices helped reduce severe attacks that usually require a doctor or a hospital visit.
  • Helpful Reminders: The sensors track exactly when you use your medicine and can send a reminder to your smartphone if you forget.

Are smart inhaler safe?

The results showed very little risk of harm. While the medicine itself is the same, the digital parts did have some “glitches.” About 12% of the time, the sensors had trouble connecting to phones. There was also one report of a privacy issue regarding digital data, but overall, the devices were considered safe and helpful.

A white outline of an inhaler icon is centered on a blue circle with a yellow border.

What the Smart Inhaler Study Means to You

  • Real-Time Coaching: A digital inhaler can tell you right away if you aren’t breathing in deep enough, helping you fix your technique on the spot.
  • Show Your Doctor: You can share data from your app with your healthcare team so they can see exactly how often you are using your rescue or controller meds.
  • Best for Some: If you already take your medicine perfectly every day, you might not need the extra tech. But if you need ongoing support, this could be a game-changer.
A pair of blue quotation marks on a white background.

“Can we get a quote from a parent about the subject?” 

— quote author.

Patient-Facing Digital Inhalers for Asthma: A Systematic Review and Meta-Analysis
Ologundudu, L., Rayner, D.G., Oppenheimer, J., …… Gardner, D.D., … Chu, D.K.
2025
Journal of Allergy and Clinical Immunology
DOI: 10.1016/j.jaip.2025.04.039