Didn't stop worms after Amoxicillin + Clavulanate (Clavamox) in dogs

27 reports to the FDA describe didn't stop worms in dogs given Amoxicillin + Clavulanate. That is 0.5% of all reports for this medicine, compared with 8.4% across reports for all dog medicines, so it is reported less often than average with this medicine.

27Reports

41%Marked serious

7.4%Recovered

3.7%Died or euthanised

114 daysTypical onset

How soon it started

Same day

0 0.0%

1–2 days

1 5.6%

3–7 days

0 0.0%

1–4 weeks

3 17%

Over a month

14 78%

How the animals did

Recovered

2 7.4%

Still unwell when reported

8 30%

Euthanised

1 3.7%

Not known

16 59%

Problems reported at the same time

Didn't work as expected

7 26%

Vomiting

7 26%

Urinary tract infection

6 22%

6 22%

6 22%

5 19%

5 19%

4 15%

Age of the animals

Under 1 year

1–3 years

4–7 years

8–11 years

12+ years

About this medicine

Amoxicillin treats bacterial infections.

Products with this combination include Clavamox. The FDA hides brand names in its public data, so these reports cover every product with the same active ingredients.

Questions owners ask

Can Amoxicillin + Clavulanate cause didn't stop worms in dogs?: 27 reports link the two, but a report alone does not prove the medicine was the cause: other illnesses, other medicines or coincidence can be involved. Your vet can judge it for your animal.
How soon after a dose was it reported?: In half of the reports with dates, it started within 114 days of the first dose.
What should I do?: Don't give another dose until you've spoken to your vet, and keep the packaging so you can tell them the product and dose. Your vet can also report it to the FDA (or you can, through the manufacturer or FDA form 1932a).

Didn't stop worms with similar medicines

Didn't stop worms after Doxycycline 79 reports · 2.0% of its reports
Didn't stop worms after Metronidazole 143 reports · 4.6% of its reports

All reported side effects of Amoxicillin + Clavulanate in dogs · Medicines most reported with didn't stop worms