Coccidia is contagious between dogs. Fortunately, the protozoa are host-specific, so while cats can become infected with certain subspecies of Isospora, your dog cannot pass the disease to cats in the household. Similarly, the disease is not contagious for humans.
How do dogs get coccidia from other dogs?
Coccidia are tiny single-celled parasites that live in the wall of your dog's intestine. They are found more often in puppies, but they can also infect older dogs and cats. Dogs become infected by swallowing soil that contains coccidia or other substances in the environment that may contain dog feces.
How contagious is coccidia between dogs?
Coccidia is quite contagious between dogs. Fortunately, though, the protozoa are host-specific. This means that while cats can become infected with other types of coccidia. The ones specific to your dog, will not be able to infect your cat.
Is coccidia contagious during treatment?
Remember, the most common form of coccidia in cats, Isospora felis, is not contagious to people or dogs, and most adult cats eliminate the infection without any treatment. If you have a kitten, your cat is acting sick, or you're worried in any way, never hesitate to ask your local vet for help.
How is coccidia spread?
Coccidia that infect dogs and cats are transmitted through feces. Dogs and cats are usually infected by swallowing contaminated soil or other contaminated substances in the environment.
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