Category Heartworm

Avermectin Safety In Dogs

Sammi Jo, RAHT*, writes from Central Alberta, Canada, “Hey Dr. Randolph! So I had a question today from a client at the clinic I work at, and it had to do with Revolution (selamectin) Topical Dewormer. A client who was told…

Conserving Immiticide For Canine Heartworm Treatment

Editor’s Note:  As of December, 2011, Immiticide was again available through Merial’s European source. Recently, Merial announced that the only FDA-approved heartworm treatment medication, Immiticide, had become completely unavailable. Previously, we received word from Merial that the medication was in…

Immiticide Heartworm Treatment Is Gone

Editor’s Note:  As of December, 2011, Immiticide was again available through Merial’s European source. In April, 2011, we reported that Immiticide, the only approved adult heartworm-killing medication in the United States, was in short supply. For months Immiticide has been…

Trifexis Safety

Janet writes with an easy question, “Do you have any information on how well Trifexis works -side effects, effectiveness, etc.?”Janet, our acceptance of Trifexis Heartworm Preventive/flea control was made easy by the fact that it consists of two ingredients with…

Ray Dillon On Heartworms

Tuesday night was both fun and educational. The monthly meeting of our regional veterinarian’s group, South Mississippi Veterinary Medical Association, met in Biloxi, MS, at Mary Mahoney’s restaurant. The presentation was delivered by my Auburn University College of Veterinary Medicine…

Dogs Need Year-Round Heartworm Prevention

Dr. Dwight Bowman is a Professor in the Department of Microbiology and Immunology at Cornell University College of Veterinary Medicine. He received his Masters and PhD degrees from Tulane University in Parasitology. He is also a traveling speaker with Heartworm…