Are Heartworms Winning The War?

For many years we have been fighting the battle against heartworms. We have great products on our side to prevent this disease, but recent findings about heartworm resistance have many pet owners and veterinarians concerned. It is possible that heartworms are winning the war?

[DVMmedia]

Actually, given the complex and long life cycle of heartworms, scientists were surprised to see resistance. So far, there has been research documenting a specific strain of heartworm that is less susceptible to some of these medications. This strain has been found in the Mississippi delta region

[DVMmedia]

Also, there has never been a question that there is always a slight chance (1 in about 1 million doses) that they product won't work. That's true with many medications. As the video states, this issue is complex and multifactorial.