Didn't stop worms after Carprofen (Rimadyl) in dogs

151 reports to the FDA describe didn't stop worms in dogs given Carprofen. That is 0.3% 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.

151Reports
19%Marked serious
7.3%Recovered
0.7%Died or euthanised
151 daysTypical onset
SponsoredWorried about your pet? Ask a veterinarian online, 24/7

How soon it started

Same day
0 0.0%
1–2 days
0 0.0%
3–7 days
0 0.0%
1–4 weeks
17 23%
Over a month
57 77%

How the animals did

Recovered
5 3.3%
Recovered with lasting effects
6 4.0%
Still unwell when reported
27 18%
Died
1 0.7%
Not known
112 74%

Problems reported at the same time

Age of the animals

Under 1 year
13
1–3 years
23
4–7 years
25
8–11 years
52
12+ years
37

About this medicine

Carprofen relieves pain and inflammation from arthritis or after surgery.

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

NSAIDs can affect the stomach, liver and kidneys. Vets usually recommend blood tests before and during long-term use.

Questions owners ask

Can Carprofen cause didn't stop worms in dogs?
151 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 151 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

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