For protection against the nasties your beloved pooch can pick up from anywhere, you need quality protection. The best Heartworm prevention for dogs will stop you from needing expensive vet care later and will ensure your dog is up to date with their defenses against some uncomfortable nasties. This disease can be deadly so to stop the likes of mosquitos, it is best to be prepared.
The following products in our top 8 list will all do a great job of preventing Heartworm but also other diseases by increase cardiovascular health. Some last longer than others whilst some are easier to apply. Whatever approach you take, they are all effective at preventing Heartworm.
Here are our top 8 picks for the best Heartworm Prevention For Dogs:
#8 Bayer K9 Advantix II
This product offers protection for large dogs against fleas, ticks, and mosquitos. The latter is what should be most concerning when it comes to Heartworm prevention for dogs so getting this into your dog’s system is crucial. It kills the pests on contact so they can’t bite to transmit diseases or cause irritation and works within 12 hours of first applying. Each application will last 30 days and is easy to apply via the topical liquid. It’s waterproof and effective so you’ll get proven protection for your dog.
Pros: Works fast
Kills mosquitos on contact
Works on fleas and ticks too
Cons: Only for large dogs
#7 Zesty Paws Allergy Immune Supplement for Dogs
Sometimes the best way to prevent a health problem from getting worse is to protect the dog by boosting their immune system. These high-quality chews feel more like a treat for the dog as they are lamb flavored but its what inside each one that is impressive. They contain omega-3 and probiotics to help support immune health. With apple cider vinegar and other careful selected ingredients that can give your dog the antioxidants it needs to maintain a healthy immune system. The bonus is what I can do for your dog’s coat but it is just a good supplement to sneak into their diet.
Pros: Boosts immunity
Dogs like the flavor
Cons: Not a direct Heartworm prevention
#6 TevraPet Activate II Flea and Tick Prevention for Dogs
You can buy this in different strengths to suit the size of your dog and give them protection against fleas, ticks, and mosquitos. As with most of these products, it should not be used on other pets such as cats but it is a vet quality formula that is easy to apply and will still work after your dog gets wet. It’s another Heartworm prevention for dogs that kills the mosquitos on impact so you don’t have to wait for them to bite before they die. A lot of people comment on the value you get from this product and that it is made in the USA.
Pros: Kills mosquitos on impact
Made in the USA
Cons: Have to apply over a larger area
#5 Bayer Animal Health K9 Advantix II Small Dog 4-Pack
For small dogs, this 4 pack repellent of mosquitos, as well as fleas and ticks, will help to prevent Heartworm from ever being a problem. It starts to work within 12 hours and kills fleas before they can even lay eggs. Keep your cute pooch protected with this effective formula that kills mosquitos on impact. It gives your dog four months of protection and is easy to apply via the tube, giving you the confidence to know you can safely leave your dog at home and mosquitos won’t be a problem.
Pros: Works fast
Kills mosquitos on impact
Cons: Not for medium or large dogs
#4 SafeBay – Milk Thistle for Dogs and Cats
This is fine to use on both dogs and cats and helps your pets’ detox system by offering liver and kidney support. You can add it to their food to give their immune system a boost which will help them in the event of a mosquito bite. It is known for cleansing toxins and removing free radicals from your dog which can lead to something more serious later down the line. It’s not strictly for preventing Heartworm but will give them a boost and a better chance of fighting the disease.
Pros: Easy to get into your dogs system
Cons: Not directly for Heartworm prevention
#3 Nutrition Strength Cardio Support for Dogs
Because they attack the heart, your dog needs a better cardiovascular system. These tablets are easy to get into your dog’s diet and can be taken daily. With 120 in a pack, you are getting a three month supply (depending on the size of your dog – bigger dogs will need more tablets – see bottle) that includes some quality ingredients such as L-carnitine, Coenzyme Q-10, Vitamin E, L-Taurine, and more. These are great for improving blood flow, heart health and function, improving oxygen circulation, and beyond. They are suitable for all dog breeds and sizes and made in the USA.
Pros: Up to 3 months supply
Cons: Only lasts a month for large dogs
#2 Wondercide Natural Flea, Tick and Mosquito Control for Dogs
This offers an effective way of protecting your home against the likes of mosquitos, ticks, and fleas, not just your pets. When it comes into contact with any of these pests, it kills them on contact and it a natural product so safe to apply straight to your pet’s coat. This might be easier than getting them to eat a chew so depending on your dog’s preference, it can be great to have as an option. It has a lemongrass scent that is pleasant and can be applied to carpets and furniture to protect different areas of your home. A Heartworm prevention for dogs, and pest prevention for the family.
Pros: Kills pests on impact
Works within 2 minutes
Can be applied to carpets and furniture
Cons: Needs to be applied every 2-3 days
#1 VECTRA 3D 6 Pack Blue for Medium Dogs
Great for medium dogs over 8 weeks of age, this trusted formula is known to kill mosquitos, eliminating the risk of Heartworm. It kills pests on impact and works on mosquitos but also fleas, ticks, mites, and other pests. It is waterproof so even after you apply, your dog can get wet and it will still work to protect him or her. It dries fast and is effective for around a month so you get a 6 month supply with this product. Because it can only take one bite from a mosquito to seriously put your dog in danger, this is the sort of protection they need all year round.
Pros: Kills mosquitos on impact
6 month supply
Dries fast and waterproof
Cons: Can be expensive for some people