Ondansetron 4Mg For Dogs Dosage By Weight Chart

The chart provides the recommended dosage of Ondansetron 4mg tablets based on the weight of the dog.
Weight of Dog (lbs) Weight of Dog (kg) Ondansetron Dose (4 mg Tablets)
<1-10 lbs <0.45-4.5 kg 1/4 tablet
11-20 lbs 5-9 kg 1/2 tablet
21-30 lbs 9.5-13.6 kg 3/4 tablet
31-40 lbs 14-18.1 kg 1 tablet
41-50 lbs 18.6-22.7 kg 1 and 1/4 tablets
51-60 lbs 23.1-27.2 kg 1 and 1/2 tablets
61-70 lbs 27.7-31.8 kg 1 and 3/4 tablets
71-80 lbs 32.2-36.3 kg 2 tablets
81-90 lbs 36.7-40.8 kg 2 and 1/4 tablets
91-100 lbs 41.3-45.4 kg 2 and 1/2 tablets
101+ lbs 45.8+ kg Consult Veterinarian

The Ondansetron 4mg for dogs dosage by weight chart provides information on the appropriate dosage of Ondansetron, a medication commonly used to prevent or treat nausea and vomiting, in dogs based on their weight. The chart includes the weight range of dogs in both pounds and kilograms, along with the corresponding dosage in terms of 4mg tablets. This dosage guide aims to assist veterinarians and pet owners in accurately administering Ondansetron to dogs, ensuring their comfort and well-being. It is important to note that for dogs weighing above 101 lbs (45.8+ kg), consultation with a veterinarian is recommended to determine the appropriate dosage.


What is the usual dosage of Ondansetron 4mg for dogs by weight?

The usual dosage of Ondansetron 4mg for dogs is 0.1 to 0.2 mg per kg of body weight.

How often should Ondansetron 4mg be administered to dogs?

Ondansetron 4mg can be administered to dogs every 8 to 12 hours as needed.

Can Ondansetron 4mg be given to puppies?

Yes, Ondansetron 4mg can be given to puppies. However, it is important to consult with a veterinarian for the appropriate dosage based on the puppy's weight.

Are there any side effects of Ondansetron 4mg in dogs?

Common side effects of Ondansetron 4mg in dogs may include constipation, diarrhea, or drowsiness. If any severe or persistent side effects occur, it is best to consult a veterinarian.

Is it safe to combine Ondansetron 4mg with other medications for dogs?

It is important to consult with a veterinarian before combining Ondansetron 4mg with other medications for dogs, as there may be potential drug interactions.

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