Considered a first-line treatment, it is typically administered at 50 mg/kg once daily for 5 to 7 days . It is often preferred over antibiotics due to its high efficacy and safety profile.
For refractory or severe cases, veterinarians may prescribe a combination of fenbendazole and metronidazole concurrently for 5 days to increase the likelihood of clearing the infection. 2. Emerging and Alternative Options Giardia: Infection, treatment and prevention canine giardia treatment
Historically the standard antibiotic treatment, often dosed at 25 mg/kg twice daily for 5 days . While widely used, its efficacy as a standalone treatment can be inconsistent, and it may cause adverse effects like nausea or loss of appetite. Comprehensive Review of Canine Giardiasis: Pathogenesis
Comprehensive Review of Canine Giardiasis: Pathogenesis, Diagnosis, and Management Considered a first-line treatment
Current veterinary guidelines emphasize two main drug classes for eliminating Giardia cysts and trophozoites.