BOAS surgery recovery: the critical first days

EMReviewed by Eben Martin, Veterinary Surgeon · Updated August 2026

BOAS recovery is short but front loaded: the first 24 to 48 hours, while swelling peaks in the operated airway, are the critical window and the reason overnight monitored care matters. After that, expect a week or two of soft food and calm, with the breathing improvement often obvious within days.

Holding a quote or a diagnosis? It costs nothing to ask.

Tell a veterinary surgeon what you have been told. You will know what they can do and what it costs before you pay anything.

Next step: your name and email so the surgeon can reply. No charge to ask.
StageWhat is happeningWhat you do
First 24 to 48 hoursSwelling peaksMonitored care; this is what the overnight fee buys
Days 2 to 7SettlingHome, calm household, soft food, harness only, no heat or excitement
Weeks 1 to 2Throat healingSoft food continues; coughing or gagging settles progressively
Week 2 onwardThe revealQuieter breathing, better sleep and more stamina become obvious

Small print that matters

Use a harness, never a collar, from now on, not just during recovery. Feed soft food in small portions; some gagging or a soft cough early is common as the palate site heals. Keep the house cool and boring for a fortnight. And know the escalation signs cold: loud worsening breathing, blue or grey gums, or distress at rest mean straight back to the hospital, immediately.

Regurgitation that persists or worsens after recovery deserves review rather than tolerance: reflux and airway disease feed each other in these breeds, and both are treatable.

Still deciding? It costs nothing to ask.

Send the case, hear back from a surgeon with what they can do and what it costs, and only pay if you go ahead.

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Wondering if your dog's breathing needs surgery?

Send what your vet said and quoted. A veterinary surgeon reads it and comes back to you with what they can do and what it would cost, before you pay anything. A written second opinion is from $250.

  • If the surgeon can't add anything useful to your case, they'll say so and there's no charge.
  • You hear back from a surgeon within 2 business days.
  • BOAS surgery is quoted from $1,500 to $8,500 in Australia. A surgeon's read on your quote is the cheapest line in this decision.
Read by a veterinary surgeon who does these operations, not a call centre. No charge to send. You know the price before you pay anything.

Common questions

How soon will I see the difference?

Many owners report calmer, quieter breathing within days of the swelling settling, and the full result by a few weeks. The commonest owner report at the recheck is that the dog acts years younger.

Can my dog fly or board after BOAS surgery?

Flying is a genuine risk conversation for brachycephalics regardless of surgery, and airlines increasingly restrict the breeds. Post surgery dogs handle stress and heat better, but cargo holds and kennel excitement remain higher risk settings; plan around them where you can.

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