Baytril® (enrofloxacin)

Active ingredient:


Description of the drug:  

Enrofloxacin is an antibiotic belonging to the class of fluoroquinolones.


This antibiotic is used in domestic animals to treat certain bacterial infections.  


Unless otherwise advised by a veterinarian, this product should not be used in animals that have seizures, hepatic disease (liver disease), renal or neurological disease, or that are allergic to other antibiotics of the same class.

It should not be used in pregnant or nursing animals, nor ingrowing animals.

Please discuss with a veterinarian or consult the product monograph for more information on contraindications.

Side effects:

Enrofloxacin may cause a decreased appetite and activity level, as well as diarrhea or vomiting.

The drug may also cause an allergic reaction, an increase in liver enzymes, uncoordinated movements, seizures or depression.

In cats, the drug can also sometimes dilate the pupils, damage the retina and cause vision loss.

Furthermore, cats can become aggressive or meow more than usual.

In dogs, there is also, but rarely, nervousness or crystals in the urine.

Please see the product monograph for additional side effects.

Recommended monitoring:

It is recommended that cats be examined by a veterinarian during treatment to make sure that their vision remains good.

Interactions with other drugs:  

Baytril® may interfere with the effectiveness of certain medications if used simultaneously. You can ask your veterinarian which ones.

Please also notify the veterinarian if your pet is already taking any drug(s) before starting treatment with Baytril®. This will allow him or her to make sure that they are compatible.


Keep the product in its original contents, at room temperature and protected from light. 

Avoid excess heat or cold.


Keep out of the reach of children and animals.

Do not stop giving the medication before the end of the prescription , as this may cause the appearance of bacterial resistance against this antibiotic. The prescription must be completely finished, even if the animal seems to be cured.

If side effects occur and are severe, worsening or continuing, please contact a veterinarian as soon as possible.