Can a dog survive heartworm without treatment?
Technically, for a while. But untreated heartworm is progressive and fatal, causing permanent heart and lung damage. Treatment works. Skipping it doesn't.
Read moreArticles on heartworm in dogs and cats — prevention, testing, and treatment guidance from our veterinary team.
Technically, for a while. But untreated heartworm is progressive and fatal, causing permanent heart and lung damage. Treatment works. Skipping it doesn't.
Read moreNot always. Some products cover all three, some only cover one or two. Here's how the major products break down so you know what your dog is actually protected against.
Read moreYes, and there is no treatment for cats. One-third of infected cats are indoor-only. Prevention is the only option. Here's what cat owners need to know.
Read moreA one-month gap creates a window where larvae can mature past the point prevention can kill them. Here's what to do and when to retest.
Read moreNo. Heartworm cannot pass directly between dogs. It requires a mosquito as an intermediary. Here's why that distinction matters.
Read moreExpect $1,500 to $3,000+ for full heartworm treatment in Canada. Prevention runs about $10 to $20 a month. Here's the full breakdown.
Read moreNo. A mosquito can only carry heartworm if it has bitten an infected animal first. Over 30 species can transmit it, but most individual mosquitoes are not carrying larvae.
Read moreYes. Mosquitoes get inside. All it takes is one bite from one infected mosquito. Indoor dogs still need prevention.
Read moreA mild persistent cough is usually the first sign. By the time symptoms appear, the infection has been developing for months. Here's what to watch for.
Read moreOnly through mosquito bites. A mosquito picks up larvae from an infected animal, they develop inside the mosquito, then get passed to your dog on the next bite.
Read moreJune 1 is the standard start date in southern Ontario. Your dog also needs a heartworm test in spring before starting. Here's the full schedule.
Read moreYes. Oakville sits in Ontario's highest-risk corridor for heartworm. Prevention is far less costly than treatment, and most products cover ticks and intestinal parasites at the same time. Here's why it matters.
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