4. A person's reaction to animal medicine
You can report a suspected reaction you or someone else has had to an animal medicine while using it on an animal, for example a skin allergy.
You’ll be asked for details of:
- the medicine, including the batch number and marketing authorisation number (if you know it)
- the people affected - and how and when they came into contact with the medicine
- the symptoms
If you can’t report online
Download and fill in the form for reporting reactions in humans. Send it to the address on the form.