Your Veterinarian, You and Your Dog

What should I discuss with my veterinarian regarding Trifexis® (spinosad + milbemycin oxime) for my dog?

Why did my veterinarian prescribe Trifexis?

How can I purchase Trifexis?

Does my dog need a heartworm test before starting Trifexis?

Will my dog still need to be tested for heartworm infection while taking Trifexis?

How do I switch to Trifexis from another heartworm preventive?

Can other medications be given while my dog is taking Trifexis?

Can Trifexis be given if my dog has food allergies?

Should I give Trifexis each month all year?