Head tilt - ear disorder after Tiletamine + Zolazepam in cats

The FDA has received 40 reports of head tilt - ear disorder in cats after Tiletamine + Zolazepam. That is 2.4% of all reports for this medicine, compared with 0.4% across reports for all cat medicines, so it is reported unusually often with this medicine.

40Reports

2.5%Marked serious

2.5%Recovered

5.0%Died or euthanised

–Typical onset

How the animals did

Recovered

1 2.5%

Still unwell when reported

6 15%

Died

2 5.0%

Not known

31 78%

Problems reported at the same time

26 65%

13 33%

9 23%

9 23%

Circling - neurological disorder

6 15%

Head bobbing

6 15%

Vestibular disorder

5 13%

Horizontal nystagmus

5 13%

Age of the animals

Under 1 year

1–3 years

4–7 years

8–11 years

12+ years

About this medicine

Type: medicine.

Questions owners ask

Can Tiletamine + Zolazepam cause head tilt - ear disorder in cats?: 40 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.
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).

Head tilt - ear disorder with similar medicines

Head tilt - ear disorder after Ketamine 20 reports · 0.6% of its reports
Head tilt - ear disorder after Florfenicol + Mometasone + Terbinafine 120 reports · 17% of its reports
Head tilt - ear disorder after Betamethasone + Florfenicol + Terbinafine 31 reports · 12% of its reports

All reported side effects of Tiletamine + Zolazepam in cats · Medicines most reported with head tilt - ear disorder