Sulfadimethoxine is an antimicrobial given by mouth in the form of a tablet or liquid suspension, used primarily to treat coccidiosis. Its use for treating small mammals and reptiles is off label. Common side effects include vomiting, diarrhea, and decreased appetite. This medication should not be used in pets that are allergic to it, pregnant, lactating, or have severe liver or kidney dysfunction. If a negative reaction occurs, please call your veterinary office.
Sulfamethoxazole/trimethoprim is given by mouth in the form of a liquid suspension or is given by injection in the hospital, and it is commonly used to treat bacterial and parasitic infections, sometimes off label, in dogs, cats, small mammals, and other exotics. Common side effects include a decreased appetite, vomiting, and diarrhea, although more serious side effects are possible such as dry eye, or liver, blood, or urinary problems. Do not use in pets that have severe liver damage, blood cell problems, dehydration, or sulfa allergies. If a negative reaction occurs, please call your veterinary office.