Macrocyclic Lactone-Resistant Heartworm Disease

Andrew R. Moorhead, DVM, MS, PhD, DACVM (Parasitology), University of Georgia

Ray M. Kaplan, DVM, PhD, DEVPC, DACVM (Parasitology), St. George's University, Grenada, West Indies

ArticleLast Updated November 20151 min readPeer Reviewed

Is resistance to macrocyclic lactone preventives a factor in your canine heartworm patients? Follow this management tree for successful resolution in these challenging cases.