Human Amoxicillin for Dogs: Amoxicillin Dosage for Dogs By Weight

Amoxicillin is an antibiotic that has been in use for more than 50 years. It’s mainly used to treat infections of the respiratory, urinary tract, ear, and skin. In this article, we will talk about amoxicillin for dogs: dosage and side effects.

Human amoxicillin for dogs dosage chart

Can I use human amoxicillin for my dog?

Yes, you can use human amoxicillin for your dog. However, you must make sure that the dosage is correct for your dog’s weight and condition.

You should also ensure that the vet who prescribed this medication has given you instructions on how much to give, how often, and what other medications to give along with it.

How much amoxicillin for a dog?

The recommended dosage of amoxicillin for dogs is 5 mg per pound of body weight, given twice a day. Amoxicillin is meant to be continued for 5–7 days or 48 hours after all symptoms have subsided.

Amoxicillin for dogs dosage chart

Dog’s weight (lbs) Amoxicillin dosage (tablet)
5 lbs 1/2 tablet of 50 mg
10 lbs 1 tablet of 50 mg
20 lbs 1 tablet of 100 mg
30 lbs 1 and 1/2 tablets of 100 mg
40 lbs 1 tablet of 200 mg
50 lbs 1 tablet of 250 mg
60 lbs 1 and 1/2 tablets of 200 mg
70 lbs 1 tablet of 400 mg
80 lbs 1 tablet of 400 mg
90 lbs 1 tablet of 400 mg
100 lbs 1 tablet of 500 mg

NOTE: It’s best to consult with your veterinarian for the correct dosage.

What is amoxicillin used for dogs?

Amoxicillin is an antibiotic that is used to treat bacterial infections. Amoxicillin works by killing bacteria and preventing them from multiplying and spreading.

Amoxicillin comes in several branded versions such as Amoxil, Biomox, Robamox-BV, and Trimox. Amoxicillin is available in different forms including capsules, chewable tablets, and as a suspension.

Amoxicillin has been combined with other medications to create some combination treatments that provide additional benefits such as improved efficacy against resistant strains of bacteria.

The safety of amoxicillin has not been evaluated in pregnant and lactating animals. Patients with a known sensitivity or allergy to the drug should avoid taking it.

Amoxicillin can interact with other medications such as bacteriostatic antimicrobials, methotrexate, and probenecid. Always consult your veterinarian before starting any medication.

What are the side effects of amoxicillin for dogs?

The most common side effects of amoxicillin are diarrhea and vomiting. If your dog develops a more serious condition such as blood in the stool (hemorrhagic colitis), seizures, or if he develops an allergic reaction, contact your veterinarian immediately.

An overdose can cause gastrointestinal distress, muscle spasms, pain, seizures, and coma. If your dog has taken too much amoxicillin and you suspect an overdose, contact your veterinarian immediately.

Amoxicillin reviews from dog owners

“My dog had an ear infection and we were prescribed Amoxicillin. We followed the directions and he did better. The next time it was a respiratory infection, which we did not know how to treat. I went back to the vet and she gave me a prescription for Amoxicillin again. It worked and now he has no more problems with his ears or lungs.”

“I have been using Amoxycillin for 2 years for all types of infection in dogs. I use it for skin infections, infections in the respiratory system, gastrointestinal infections, and ear infections. I was amazed at how well this medication worked!”

“This is a great antibiotic! My dog has had a skin issue since we got him. He’s been on Amoxycillin for 7 days now and his skin looks better than ever! He’s had no issues at all with stomach upset or anything like that. It’s just a good antibiotic all around!”

“My dog had an ear infection and she was itching all over her head. After taking her to the vet, they prescribed Amoxicillin for her ears. It worked within a few days!”

Can you buy amoxicillin over the counter for dogs?

No. Amoxicillin is a prescription antibiotic. Amoxicillin is one of the most commonly prescribed antibiotics in the United States and many other countries, making it one of the most widely-used medications.

Where can I buy amoxicillin for dogs?

There are many places that sell amoxicillin for dogs. Here is a list of some of the best ones:

  • Petco
  • PetSmart
  • Walmart Pet Rx
  • Chewy
  • Tractor Supply Rx
  • Allivet

You can also buy Amoxicillin at a local pharmacy or veterinary clinic.

Conclusion of dosing dogs with Amoxicillin

Amoxicillin is a broad-spectrum antibiotic that is effective against ear infections, pneumonia, urinary tract infections, and many other types of bacterial infections in dogs. Amoxicillin is usually given to dogs in combination with clavulanate to improve the drug’s effects.

The most common side effects of amoxicillin are diarrhea, vomiting, and lethargy. Some dogs may develop an allergic reaction to the drug. If your dog develops any unusual or severe side effects after taking amoxicillin, contact your veterinarian for further advice.

If your dog has been prescribed antibiotics to treat an infection, you’ll want to make sure that he continues to take the medication for the full course. If he doesn’t finish the entire course, he could become resistant to the antibiotic. If this occurs, it’s important that you contact your veterinarian right away to make sure that treatment is still effective.

Natural Antibiotics to PREVENT and TREAT Infection
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Hannah Elizabeth is an English animal behavior author, having written for several online publications. With a degree in Animal Behaviour and over a decade of practical animal husbandry experience, Hannah's articles cover everything from pet care to wildlife conservation. When she isn't creating content for blog posts, Hannah enjoys long walks with her Rottweiler cross Senna, reading fantasy novels and breeding aquarium shrimp.

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