SMZ TMP (Generic) Tablets, slide 1 of 1

SMZ TMP (Generic) Tablets

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In stock
Strength: 800-mg/160-mg
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Count: 1 tablet

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Sulfamethoxazole Trimethoprim is a combination of antibiotics that work in conjunction with each other. Sulfamethoxazole Trimethoprim is often used to treat urinary tract, skin, respiratory, or digestive tract infections. It may be used for ear infections, kennel cough, coccidiosis, and pneumonia.

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For the treatment of a broad assortment of bacteria.

Possible Side Effects

Common side effects in dogs include a decreased appetite, vomiting, and diarrhea. Possible serious side effects include keratoconjunctivitis sicca (dry eye), acute liver inflammation characterized by yellowing of the skin/eyes, fever, hemolytic anemia, urticaria (hives), polyarthritis, facial swelling, increased drinking and urination, and cholestasis (gall bladder attack).

Drug & Food Interactions

The following drug interactions have either been reported or are theoretical in humans or animals receiving sulfa/trimethoprim and may be of significance in veterinary patients: Amantadine, antacids, cyclosporine, digoxin, diuretics, hypoglycemic agents, methotrexate, phenytoin, potassium supplements, pyrimethamine, tricyclic antidepressants, warfarin.


Cough, shortness of breath and pulmonary infiltrates are hypersensitivity reactions of the respiratory tract that have been reported in association with sulfonamide treatment.

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  1. Prescribing Information

See all items by SMZ TMP

  • Item Number
  • Generic Name
    Sulfamethoxazole and Trimethoprim
  • Common Brand Name(s)
    Primsol, Bactrim, Sulfatrim
  • For Use With
    Dogs, Cats & Horses
  • Administration Form
  • Product Form
  • Health Condition
    Ear Infections, Urinary Tract Infections (UTI), Respiratory Infections
  • Drug Type

Active Ingredients: Sulfamethoxazole 800 mg, Trimethoprim 160 mg. Inactive Ingredients: Magnesium stearate, povidone, pregelatinized starch and sodium starch glycolate.

Recommended Dosage

To reduce the development of drug-resistant bacteria and maintain the effectiveness of sulfamethoxazole and trimethoprim tablets and other antibacterial drugs, sulfamethoxazole and trimethoprim tablets should be used only to treat or prevent infections that are proven or strongly suspected to be caused by susceptible bacteria.

Storage Instructions

Store at 68°F to 77°F.


What is SMZ TMP?

Sulfamethoxazole Trimethoprim is a sulfonamide antibiotic combination of trimethoprim and sulfamethoxazole. Used to treat respiratory, urinary tract, skin, or gastrointestinal infections, amongst other conditions.

How is this medication given?

Give SMZ TMP exactly as directed by your veterinarian. Your pets dosage is generally based on his/her body weight.

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