A nebulizer turns liquid medicine into a fine mist a child breathes in, usually to open the airways during asthma, wheezing, or other breathing trouble. The treatment is quick and painless, given in the office, at immediate care, or at home, and takes about 5 to 15 minutes. There is no downtime, and breathing often eases within minutes.
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What is a nebulizer, or breathing treatment?
A nebulizer is a small machine that turns liquid medicine into a fine mist, so it can be breathed deep into the lungs. A breathing treatment is simply the few minutes a child spends inhaling that mist through a mask or mouthpiece. Because the medicine goes straight to the airways, it can work quickly, and because all a child has to do is breathe normally, it works well even for babies and toddlers who cannot manage an inhaler.
Why is a breathing treatment done?
Breathing treatments deliver medicine right where it is needed, to open tight airways or calm inflammation so breathing gets easier. Pediatricians use them for conditions like:
- Asthma flares and wheezing
- Bronchiolitis and other viral breathing illnesses, in some children
- Croup (in a clinic or ER setting)
- Other reactive airway or breathing problems
The most common medicine is a bronchodilator like albuterol, which relaxes the muscles around the airways within minutes. Some children use an inhaled steroid by nebulizer to control asthma over time. For more on the conditions these treat, see the asthma and RSV pages, which cover each in depth.
Nebulizer or inhaler: which does my child need?
Both deliver the same kinds of medicine, so the right choice comes down to age and the situation. For most children who can use one correctly, an inhaler with a spacer works just as well as a nebulizer, and it is faster and more portable. Here is how they compare:
| Feature | Nebulizer (breathing treatment) | Inhaler with a spacer |
|---|---|---|
| What it is | A machine that turns liquid medicine into a mist breathed in over several minutes | A handheld puffer used with a spacer (and a mask for little ones) |
| Time per dose | About 5 to 15 minutes | About 1 to 2 minutes |
| Best for | Babies and toddlers, or a bigger flare | Most kids who can use it correctly, for everyday and rescue use |
| Portability | Needs power; less portable | Small and easy to carry |
| How well it works | Effective | Just as effective for most asthma care when used correctly |
Some families use both: a nebulizer at home for a young child, and an inhaler with a spacer for on-the-go. Your provider will recommend what fits your child best.
What happens during a breathing treatment?
A breathing treatment is simple and painless, and you can do it right at home once you are set up. Here is what it looks like:
- Liquid medicine is measured into the nebulizer cup
- The machine is turned on, creating a fine mist
- Your child breathes the mist in normally through a mask (for little ones) or a mouthpiece, for about 5 to 15 minutes, until the medicine is gone
Doing the treatment during a favorite show or while reading together helps young kids sit still. You will hear the machine sputter when the medicine runs out.
Is there any recovery?
There is no recovery or downtime. Your child can go right back to normal activity after a treatment. With a bronchodilator like albuterol, you will often notice easier breathing within a few minutes. If the treatment was for a flare, your provider will tell you how often to repeat it and what to watch for.
Are there any risks or side effects?
Breathing treatments are very low-risk. The medicine is the same kind used in inhalers, just delivered as a mist. The most common side effects come from bronchodilators and are usually mild and brief:
- A faster heartbeat
- Feeling shaky, jittery, or temporarily hyper
- A mild cough
These pass quickly. Call your provider if the side effects seem strong or your child seems unwell.
When should I get more help?
A breathing treatment helps with mild to moderate symptoms, but it is not always enough. If your child is still struggling to breathe after a treatment, or symptoms come back quickly, they need to be seen, at immediate care, or for severe signs, the ER.
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Call 911 or go to the nearest ER if your child has any of these:
Breathing warning signs that are emergencies
- Fast, hard, or struggling breathing, or the ribs pulling in with each breath
- Bluish lips or face
- Trouble talking, eating, or staying awake because of breathing
- A rescue treatment that brings no relief
Frequently asked questions
Is a nebulizer better than an inhaler for my child?
Not necessarily. For most children who can use it correctly, an inhaler with a spacer works just as well as a nebulizer and is faster and more portable. Nebulizers may be helpful for babies and toddlers, or during a bigger flare, because all a child has to do is breathe normally. Your provider will help you choose.
How long does a breathing treatment take?
Usually about 5 to 15 minutes, until the misted medicine runs out and the machine starts to sputter. A bronchodilator often eases breathing within minutes. Doing the treatment during a show or story helps young children sit through it.
How often can my child have a breathing treatment?
It depends on the medicine and the plan your provider gives you. Rescue treatments like albuterol may be repeated every few hours during a flare, but needing them often is a sign to check in, since it can mean the underlying condition needs better control. Always follow your provider’s specific instructions.
Can I give breathing treatments at home?
Yes. Many families have a home nebulizer for a child with asthma or frequent wheezing. Your provider or pharmacist will show you how to measure the medicine, run the machine, and clean the parts (rinsing and air-drying after each use keeps it working and prevents germs).
Where can my child get a breathing treatment in Chicagoland?
Duly Health and Care pediatricians and immediate care centers across the Chicago suburbs can give breathing treatments for wheezing or a flare, and help set you up to do them at home. For ongoing or hard-to-control breathing problems, Duly allergy & asthma specialists can help. For severe breathing trouble, go to the ER.
Why choose Duly for your child’s breathing care?
Breathing problems in a child are stressful, and quick, capable help makes all the difference. Duly pediatricians give breathing treatments in the office, show families how to use a nebulizer at home, and build an asthma or wheezing plan so you know exactly what to do during a flare. When breathing trouble cannot wait, Duly immediate care centers across the suburbs can help. Duly allergy & asthma specialists are here to help if your child has complex or hard to control breathing issues.
With pediatric, immediate care, and asthma expertise close to home, plus easy scheduling, your child’s breathing is in good hands.
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Medically reviewed by Allison Croucher, DO · Last reviewed June 2026

