Sulfadiazine/Trimethoprim is FDA-approved for treating susceptible infections in dogs. In horses, it is approved for the treatment of acute strangles, respiratory tract, urogenital, and wound infections, as well as abscesses. This antibiotic is easy to administer and comes in a 473 mL bottle. Follow your veterinarian's instructions for proper dosage.How it Works

Trimetoprim starves bacteria, preventing replication of bacterial DNA. Sulfamethoxazole is a type of sulfonamide antibiotic, which works by limiting bacterial growth. It also works to inhibit folic acid synthesis, which is a key factor in the synthesis of bacterial DNA.

Special Precautions

• Any unusual reactions should be reported to your veterinarian.
• Ensure constant access to water when your horse is on this medication.
• Harmful when administered to nursing or pregnant animals.
• Keep out of reach of animals and children.

Overdose Information

Immediately contact your closest emergency animal hospital or vet.

Side Effects

If your animal exhibits signs of an allergic reaction, withdraw use and seek emergency veterinary attention. Signs include:

• Yellow eyes or skin
• Unusual bleeding
• Hives
• Swollen face
• Swollen tongue
• Swollen lips
• Closing of the throat
• Trouble breathing

Other, less severe adverse reactions may occur. If your animal exhibits any of the following signs, continue administration but consult your veterinarian:

• Sun sensitivity
• Weakness
• Diarrhea
• Decrease in appetite
• Vomiting
• Diarrhea
• Nausea
• Dizziness
• Fatigue
• Any other bothersome or unusual signs

Storage

Store at room temperature. Shield from light

Tips

The duration and dosage of treatment will depend on the specific type of infection affecting your pet.