How to Use a Bronchodilator on Kids: Step-by-Step

How to Use a Bronchodilator on Kids: Step-by-Step

Inhaler use for kids — 60-second summary

  • Always use a spacer — face mask under 5, mouthpiece over 5 — boosts lung delivery 2-3×
  • Shake the canister 5-6 times before every puff
  • 1 puff = 5-6 slow breaths through the spacer — wait 30-60 sec before the next puff
  • Ventolin: when symptomatic, 2 puffs every 4-6 hr (max 4 doses/day)
  • Berodual: only when Ventolin is insufficient and a paediatrician prescribes it
  • Rinse mouth after use to reduce oral side effects
Supatcheree A., Pharmacist

Medically reviewed by

Supatcheree A., Pharmacist | แหล่งข้อมูล: NHS, AAP, WHO, Mayo Clinic, NCBI, NICE

Last reviewed: 2026-05-10

Why Kids Need a Spacer

A spacer is a tube or chamber that connects the MDI to the child's mouth. It briefly holds the medication as a fine mist before the child inhales.

Per the American Academy of Pediatrics, using a spacer in children:

  • Increases lung delivery 2-3× compared to direct MDI
  • Reduces mouth/throat residue → fewer side effects (dry mouth, thrush)
  • Removes the need to coordinate press-and-inhale — just normal breathing through the spacer
  • Works from age 0 (face mask for infants)

📖 Read more: Complete bronchodilator-for-kids overview — what it does, when to use — Bronchodilator for Kids — Complete Guide

How to Use MDI + Spacer — Step by Step

Before the dose:

  1. Wash hands
  2. Check the expiry date on the canister
  3. Remove cap, check the opening for debris
  4. Shake the canister at least 5-6 times
  5. Connect MDI to spacer (face mask for younger kids)

Dosing:

  1. Have the child sit upright or stand
  2. Seal mask snugly around nose and mouth, or have child close lips around the mouthpiece
  3. Press MDI once (1 puff)
  4. Child takes 5-6 slow breaths (~30 sec) through the spacer — watch the valve flap
  5. Remove mask, wait 30-60 seconds
  6. If the doctor prescribed 2 puffs, repeat steps 1-5

After the dose:

  1. Rinse mouth with water (especially after Berodual)
  2. Wipe the face mask with warm water weekly
  3. Store the canister and spacer in a cool, dry, shaded place

Ventolin vs Berodual — Which to Choose

Intimo Life offers two bronchodilator inhalers used in kids:

ComparisonVentolin EvohalerBerodual
ActiveSalbutamol 100 mcgSalbutamol + Ipratropium
Onset5-10 min10-15 min
Duration4-6 hours6-8 hours
Used forGeneral asthma, emergencies, pre-exerciseSevere asthma, marked airway constriction
Age range≥ 4 yrs (from 0 with spacer)≥ 6 yrs by paediatrician order
Side effectsTremor, palpitations (~10-15%)Palpitations + dry mouth (from Ipratropium)

How paediatricians choose: Ventolin is first-line for general asthma — fast onset, fewer side effects. Berodual is reserved for cases where Ventolin is insufficient or when a child has chronic lung disease.

How Often Per Day — Dosing by Age

Ventolin dosing by age — always follow your paediatrician's prescription first.

AgeVentolin (when symptomatic)Before exercise
0-4 yrs1-2 puffs every 4-6 hr + spacer + face maskConsult paediatrician
4-12 yrs2 puffs every 4-6 hr + spacer1-2 puffs 15 min before sport
≥ 12 yrs2 puffs every 4-6 hr (spacer recommended)1-2 puffs 15 min before sport

Key rules:

  • Only when symptomatic — never schedule doses without medical instruction
  • If using more than 4 doses/day = uncontrolled disease → see paediatrician
  • If more than 4 puffs in one hour → go to ER immediately
  • Berodual: max 8 puffs/day, only by paediatrician order

🛡️ Read more: Is it safe? Side effects + co-medications — Bronchodilator for Kids — Safety & Side Effects

Common Mistakes Parents Make

  • Not using a spacer — only 10-20% of dose reaches the lungs
  • Pressing without shaking — uneven dose per puff
  • Two puffs in immediate succession — must wait 30-60 sec between puffs
  • Holding breath after the puff — wrong; child should take 5-6 normal breaths through the spacer
  • Scheduled Ventolin without symptoms — increases overuse risk
  • Storing in the car — heat degrades the canister
  • Forgetting to rinse — raises the risk of oral thrush

Caring for and Cleaning the Spacer

  • Wash the spacer with warm water + dish soap once a week
  • Air-dry — do not wipe, as friction creates static that traps medication
  • Check valves and face mask for cracks or wear
  • Replace the spacer every 6-12 months or when damaged
  • Store in a sealed bag to keep dust out

Signs You Need Emergency Care

After a bronchodilator dose, watch for:

  • No improvement or worsening after 15-20 minutes
  • Very rapid breathing (children <5: >50 breaths/min; >5: >30 breaths/min)
  • Bluish lips, pale
  • Chest or neck retractions
  • Unable to finish a sentence
  • Drowsy or unresponsive

Any of these → go to the ER immediately.

Frequently Asked Questions

Children <5: spacer with face mask (e.g., AeroChamber Plus). Children ≥5: mouthpiece spacer or vortex spacer.

Warm water + dish soap once a week. Air-dry completely — do not wipe (friction creates static).

Try a colourful spacer, reward stickers, or dose during sleep (face mask). Talk to your paediatrician if cooperation remains a problem.

Lung delivery drops — not dangerous, just less effective. Start over with 1 puff, wait 30-60 sec, then the next.

Yes — 200 puffs per canister. Track with a sticker chart or a dose-counter app.

Normal — 10-15% incidence, resolves in 30 minutes. Offer water and rest. If severe or persists past 1 hour, ask a pharmacist.

Only in emergencies or under paediatrician order — both contain Salbutamol, raising side-effect risk.

Either after brushing, or wait 5-10 minutes after the puff before brushing — to let the medication settle in the lungs.

⚠️ Disclaimer

The information on this page is for general informational purposes only and is not intended to replace professional medical advice, diagnosis, or treatment from a qualified doctor or pharmacist. If you have any questions about your symptoms or medication, always consult a doctor or pharmacist first.

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