Is Fluorouracil skin cream Toxic to Cats?
Yes — fluorouracil skin cream is toxic to cats.
PawSafe Check is for general information only and is not veterinary advice. Always contact your veterinarian or a poison control service if you think your pet has been exposed.
Symptoms to watch for
- Vomiting
- Tremors
- Seizures
- Trouble breathing
Toxic parts
Cream tube, treated skin
Toxic compound
5-fluorouracil
What to do now
- Call your vet or a pet poison control line immediately — don't wait for symptoms.
- Do not induce vomiting unless a vet tells you to.
- Bring the plant, label or packaging with you so the vet knows exactly what your cat ate.
- Note roughly how much was eaten and when.
Good to know
Prescription skin cancer creams containing 5-FU can be fatal to dogs even from licking a tube. Cats are also at risk from licking treated skin.
Is your pet covered for emergency vet bills?
Compare pet insurance quotes →
Frequently asked questions
Is fluorouracil skin cream toxic to cats?
Yes — fluorouracil skin cream is toxic to cats. Prescription skin cancer creams containing 5-FU can be fatal to dogs even from licking a tube. Cats are also at risk from licking treated skin.
What are the symptoms of fluorouracil skin cream poisoning in cats?
Vomiting. Tremors. Seizures. Trouble breathing.
What should I do if my cat ate fluorouracil skin cream?
Call your vet or a pet poison control line immediately — don't wait for symptoms. Do not induce vomiting unless a vet tells you to. Bring the plant, label or packaging with you so the vet knows exactly what your cat ate. Note roughly how much was eaten and when.
Related guides
Related items
More about fluorouracil skin cream
Free printable: 25 pet-safe houseplants + emergency numbers
We only use your email to send the list and occasional pet-safety tips. Unsubscribe anytime. Privacy policy