Ondansetron (Generic) Rx
Starting At $0.21 per tablet

Ondansetron (Generic) Rx

$0.21 per tablet
Or save an extra 5% with Autoship* $0.20
4mg Tablet
  • Usually ships the same weekday before 3pm CT with veterinary approval.

  • Requires veterinary authorization.

  • Your pet's veterinarian will provide directions for use.

What are Ondansetron Tablets for Dogs and Cats?

  • Ondansetron is a prescription medication used to treat nausea and vomiting.
  • It has the benefit of fast onset and can sometimes help your pet within 15 minutes.
  • Ondansetron is the generic drug in the brand Zofran.

Why do cats and dogs use Ondansetron?

  • Ondansetron is prescribed to treat or prevent severe vomiting. 
  • It is especially helpful against nausea and vomiting caused by medications.

What problems could my dog or cat have with Ondansetron?

  • Ondansetron is generally well tolerated but its use should be used with caution in pets with liver disease and in Collies.
  • Ondansetron may cause constipation, sleepiness, or head shaking.

How do you use Ondansetron?

  • Give Ondansetron tablets by mouth as directed by your veterinarian.

What is in Ondansetron?

  • The drug Ondansetron is a seratonin receptor antagonist.
  • It blocks the action of seratonin, which may cause nausea and vomiting.

Will I get what I see in the picture?

  • Ondansetron is sold as an FDA approved generic drug. Brand may vary from order to order and variation to variation. We are unable to guarantee which brand will be available at the time of order shipment.

Is it important for my dog or cat to finish all of the Ondansetron?

  • Dogs and cats may use Ondansetron for different lengths of time. Please consult your veterinarian if you have any questions.