Ormetroprim and Sulfadimethoxine

General Description: Ormetoprim and sulfadimethoxine is an oral broad-spectrum antibiotic used in dogs to treat wounds and abscesses. This medication can be given with or without food. Ormetoprim and sulfadimethoxine is available as 240 mg and 1,200 mg scored tablets.

What is this drug?

Ormetoprim and sulfadimethoxine is a broad-spectrum antibiotic
Ormetoprim and sulfadimethoxine is given by mouth
Reasons for prescribing:

Used to treat skin and soft tissue infections (wounds/abscesses)
Used to treat urinary tract infections
What dogs/cats should not take this medication?

Do not use in cats
Breeding, pregnant or nursing animals
Pets known to have had an allergic reaction to ormetoprim and sulfadimethoxine or like products before

Ensure your pet has fresh, clean drinking water at all times.

If for some reason your pet requires an antacid, give the antacid 2-3 hours before or after giving ormetoprim and sulfadimethoxine.

Give this medication with or without food.

Give medication as directed by your veterinarian. This medication is usually giventwo or three times daily . Therapy is usually no more than 21 days.

Give the exact amount prescribed and only as often as directed. Missed doses reduce the effectiveness of therapy.

Give this medication for as long as your veterinarian directs. Finish the entire course of treatment.

Ideally, give the medication at the same time daily.

What if dose is missed?

If a dose is missed, give it as soon as you can. If it is time already for the next dose, skip the missed dose and go back to the normal schedule. Do not give two doses at the same time.

What to tell/ask veterinarian before giving medication?

Talk to your veterinarian about:

When will your pet need to be rechecked
What tests may need to be performed prior to and during treatment with this drug
Risks and benefits of using this drug
Tell your veterinarian about:

If your pet has experienced side-effects on other drugs/products
If your pet has experienced digestive upset now or ever
If your pet has experienced liver or kidney disease now or ever
If your pet has experienced any other medical problems or allergies now or ever
All medicines and supplements that you are giving your pet or plan to give your pet, including those you can get without a prescription. Your veterinarian may want to check that all of your pet’s medicines can be given together.
If your pet is pregnant or nursing or if you plan to breed your pet
Storage and Warnings:

Store this medication in a tight, light resistant, childproof container in a cool, dry place at room temperature away from heat and direct sunlight.

Keep this and all medication out of reach of children and pets. Call your physician immediately if you accidentally take this product.

Pet owners allergic to ormetoprim and sulfadimethoxine and/or other sulfonamides should avoid handling this drug.

Potential side effects:

Sulfa crystals in the urine. To lessen this effect, encourage your pet to drink plenty of fresh water while taking this medication.
Vomiting, diarrhea, loss of appetite, facial swelling
Inability to produce adequate tears or ‘dry eye’ (increased blinking or discharge, eye rubbing)
Joint inflammation (arthritis, fever, muscle soreness)
Skin rashes and itchiness
Liver failure (nausea, yellowing of gums, skin, eyes)
Blood abnormalities (bleeding tendencies, pale gums, fatigue, or fever of 103-105° F)
Kidney damage (increased thirst and urination)
If you notice anything unusual, contact your veterinarian
Can this drug be given with other drugs?

Yes, but possible interactions may occur with antacids, aspirin, blood thinners, methotrexate, phenylbutazone, phenytoin, probenecid and thiazide diuretics.
If your pet experiences any unusual reactions when taking multiple medications, contact your veterinarian.

Contact your veterinarian immediately if pet eats more than the prescribed amount.

What else should I know?

Notify your veterinarian if your animal’s condition does not improve or worsens despite this treatment.

As with all prescribed medicines, ormetoprim and sulfadimethoxine should only be given to the dog/cat for which it was prescribed. It should be given only for the condition for which it was prescribed.

This is just a summary of information about ormetoprim and sulfadimethoxine. If you have any questions or concerns about ormetoprim and sulfadimethoxine or for the condition it was prescribed, contact your veterinarian.

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