My dog ate antibiotics – what should I do?

Updated 2026-09-30 · 1 sources

Based on: Pet Poison Helpline

Call a vet now

Call your vet or the nearest emergency vet right now. In toxic amounts, antibiotics can cause signs ranging from gastrointestinal distress to organ dysfunction.

What to do now

What to do right now

Note what was eaten, how much and when.
Bring the packaging.
Keep your dog calm.
Remove any antibiotics left within reach.

Don't

Do not make your dog vomit unless a vet tells you to.
Do not give any human medicine.

Why it can be dangerous

Antibiotics are commonly used in veterinary medicine to treat bacterial infections in dogs and cats.^[1] When antibiotics are ingested in toxic amounts, they can cause signs ranging from gastrointestinal distress to organ dysfunction.^[1]

Signs to watch for

Death

If your pet is struggling to breathe, has collapsed, is having a seizure or can't stand up: go to the nearest vet now.

Not sure how serious it is?

OkPaw asks a few quick questions about your pet and tells you in 30 seconds whether it can wait. Free on Google Play for Android.

OkPaw is on Android now – an iPhone version is on its way.

Common questions

How much antibiotics is dangerous?

Toxic amounts can cause mild to severe signs, ranging from gastrointestinal distress to organ dysfunction.^[1]

What signs should I watch for?

Possible effects range from gastrointestinal distress to organ dysfunction.^[1]

What should I do now?

Call your vet or the nearest emergency vet right now.

Sources

Pet Poison Helpline

How this page was made: written with the help of AI from the sources below, then checked claim by claim against those sources. Urgency levels follow OkPaw’s fixed safety rules. It is guidance, not a diagnosis. How we write our pages

The same page for cats →