Cat /

Norwegian Forest

184 adverse event reports submitted to the FDA

Important: Adverse event reports are voluntarily submitted and do not prove causation. Consult your veterinarian for medical decisions about your cat.
184
Total Reports
11
Deaths Reported
600.0%
Death Rate
8.9 yr
Avg Age at Report
Average weight at time of report: 5.8 kg (12.8 lbs)

Top Reported Reactions

Vomiting 32
Lethargy (see also Central nervous system depression in 'Neurological') 27
Anorexia 17
Diarrhoea 17
Weight loss 13
Decreased appetite 13
Lack of efficacy (ectoparasite) - flea 12
Lack of efficacy - NOS 10
Lethargy (see also Central nervous system depression in Neurological) 10
Hyperactivity 9
Dehydration 8
Emesis 8
Panting 8
Behavioural disorder NOS 7
Fever 7

Most Referenced Drugs

Frunevetmab 20
Selamectin 18
Spinosad 18
Cefovecin 14
Imidacloprid + Moxidectin 13
Nitenpyram 13
Fluralaner Spot-On Solution 13
Selamectin;Sarolaner 10
Buprenorphine 8
Cyclosporine 6
Protamine Zinc Recombinant Human Insulin 6
Velagliflozin Proline Monohydrate 6
Robenacoxib 5
Maropitant Citrate 5
Butorphanol Tartrate 4

Outcome Breakdown

Recovered/Normal
58 (33.3%)
Ongoing
54 (31.0%)
Outcome Unknown
49 (28.2%)
Died
7 (4.0%)
Euthanized
4 (2.3%)
Recovered with Sequela
2 (1.1%)

Gender Distribution

Male 119 (64.7%)
Female 60 (32.6%)
Unknown 4 (2.2%)
Mixed 1 (0.5%)

Reports by Year

Year Reports Trend
2010 8
2011 4
2012 11
2013 7
2014 6
2015 8
2016 11
2017 14
2018 11
2019 14
2020 13
2021 9
2022 13
2023 28
2024 18
2025 9

Source: FDA Center for Veterinary Medicine — Adverse Event Reports. Rank #188 by report volume. Data reflects voluntary submissions and may not represent actual incidence rates.