Pet Recall Facts

Ingredients / Hydromorphone

Hydromorphone: FDA adverse event reports for pets

Reports received through June 26, 2026. Data and limitations.

1,330Total reports
1,045Dog reports
268Cat reports

FDA-approved products with this ingredient (Green Book)

No matching Green Book entry is supplied in this dataset. This alone does not establish regulatory status.

No Green Book record matches this ingredient name. It may be a human medicine used by veterinarians, a compounded product, a supplement or a product regulated by another agency; this alone does not establish regulatory status.

Brand names come only from the Green Book. Brand names in FDA's public report data are masked, so counts cannot be attributed to any brand. Ingredient names in the reports are written many ways; we group them under one ingredient name and count each report once per ingredient (method).

Reports by year received

20072
200910
20115
201226
201374
201450
201547
201687
2017114
201849
201960
202082
2021108
2022124
2023165
2024157
2025118
202652

Species named in reports

Dog1,045
Cat268
Rabbit8
Goat2
Other Reptiles1
Lizard1
Other Bovine1
Cougar1

Signs reported after Hydromorphone

Lethargy (see also Central nervous system depression in Neurological)188
Vomiting177
Death131
Other abnormal test result NOS101
Death by euthanasia101
Anorexia99
Lack of efficacy - NOS96
Not eating95
Elevated alanine aminotransferase (ALT)82
Bradycardia80
Tachycardia75
Diarrhoea73
Decreased appetite70
Injection site swelling68
Elevated total bilirubin65
Cardiac arrest64
Elevated blood urea nitrogen (BUN)60
Elevated serum alkaline phosphatase (SAP)59
Hypothermia59
Elevated creatinine58
Leucocytosis NOS56
Pain NOS56
Weight loss56
Fever55
Panting55

Breeds named in reports

Dog (unknown)205
Domestic Shorthair156
Retriever - Labrador149
Crossbred Canine/dog60
Retriever - Golden46
Chihuahua41
Terrier - Bull - American Pit33
Cat (unknown)31
Boxer (German Boxer)29
Poodle (unspecified)28
Shepherd Dog - German25
Terrier - Boston25
Domestic Longhair24
Beagle23
Shih Tzu21

Reported outcomes

Recovered/Normal550
Ongoing331
Outcome Unknown205
Died139
Euthanized101
Recovered with Sequela7

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