Top 5 Best Flea Drops for Small Dogs in 2020

Best Flea Drops for Small Dogs

If you are searching for the best flea drops for small dogs, you have come to the right place. This is the time we discuss some of the best flea drops for small dogs so that you can properly take care of your small friend and they can fight well with fleas and ticks.

Whatever measure you take, your favorite dogs might catch fleas anytime. This is one of the most annoying things about being a dog owner. As the dog’s coat is the perfect habitat for fleas and other parasites, they can often be a shelter of those blood suckers.

To prevent this, you can give a variety of treatment to your dogs. But you have to make sure that your dogs stay free from those biting lice and fleas for a long time and also the development of parasites is stopped throughout the process. To do this, you will need these flea drops and there are a lot of them out there. We have chosen some of the best flea drops for small dogs that you can easily use and are most effective. Now we will unleash them so that you can order them for your pet dog.

We are also giving a few buying tips so that you get the best flea drops for small dogs. Let’s get started.

Best Flea Drops for Small Dogs Buying Guide

What makes the best flea drops for small dogs? It is not only the branding or internet review that makes things better. If you are willing to buy the best flea drops for small dogs, you have to take a few things into consideration.

If you are going to buy it for the first time, it is probable that you might not get the right thing for you. So, we will tell you about a bunch of things that you need to know before buying any flea drops. Check this carefully if you don’t want to get flea drops that don’t work properly.

Active Ingredients

First thing you should look for in a flea drop is the active ingredient of that. This active ingredient is mostly responsible for killing fleas, ticks, mites, chewing lice and other parasites. You should check the product description well so that you get to know what are the active ingredients present in that flea drop.

You should also do a bit of research to know whether these active ingredients are vet certified and work perfectly. Taking care of your small dogs will need a drop that has no adverse effects with the skin or the coat.

Killing and Control: Two Way Protection

Some of the flea drops work only for the adult fleas and kills them living on the skin of your dogs. But fleas can also survive in the environment which can be threatening to your dogs for future. You have to decide before you buy whether you want to kill only the adult fleas or to destroy flea eggs and larvae living in your house.

It is always wise to choose a treatment that will kill the adult fleas on the back of your dog as well as demolish the life cycle of flea eggs and larvae so that your dog can stay safe from future infestation. This is a great factor while choosing the best flea drops for small dogs.

Quick Action

Among the available flea drops in the market, you have to choose a flea drop that will start action rapidly after you have applied it on your dog. In most of the cases, it takes from 12 to 24 hours to start action for any flea drop.

Do a quick research on the response time of the best flea drops for small dogs and you will find out which flea drop works the best for your dogs. Take your decision wisely.

Long Lasting Treatment

You will admit that applying flea treatment for your dogs is a great hassle. You have to be careful enough so that you don’t mess up everything. Doing this frequently can be more hectic. And imagine you have a couple of dogs at your home. How will it feel?

This is why you have to choose a flea treatment that lasts for a longer period. In most of the cases, flea treatments come with an active period of about 30 days that means you have to apply this treatment for only once in a month.

A longer lasting flea treatment will keep you stress-free for a long time and in the meanwhile, your dogs will enjoy playing with a clean skin and coat. As the flea drops will reduce itching or irritation on the skin, it will also reduce shedding of your dogs.

Doses and Other Details

All the flea drops available in the market don’t work in the same way and the doses are also not the same. Whatever flea drop you are buying, check for the doses and the quantity of flea drops. Then you can calculate the using time and also the cost efficiency. It is also recommended to check the shelf life of flea drops so that they remain usable for a long time.

It is also a good practice to take suggestions from a vet about the doses and application of these flea drops. It will help your dogs achieve their healthy skin and coat.

Top 5 Best Flea Drops for Small Dogs That Are Safe and Effective

As you know the factors affecting the flea treatment for your small dogs, you are now ready to check our list of the best flea drops for small dogs. Some of these flea drops are manufactured by widely known brands and are popular for their quality.

This list will help you decide which one to buy for your small dogs and will assure you about a safe and healthy life for your dogs. Let us move on to the first flea drop on our list.

1. PETARMOR Plus for Dogs Flea and Tick Prevention for Dogs

It is one of the best flea drops for small dogs that you will easily find in the market. This flea treatment comes with Fipronil and (S)-methoprene as active ingredients and often compared to FRONTLINE PLUS for effectiveness.

This flea treatment is topical and covers a wide variety of parasites including adult fleas, ticks, chewing lice, mites, etc. One of the best things about this flea treatment is it fights against flea eggs and larvae along with adult fleas and other parasites.

This feature is good against the development of flea eggs and larvae and keeps your dogs safe from future infestation. This treatment will be great for small dogs and it starts working within 24 hours of application.

Once it is applied, your dog will remain safe from those nasty parasites for about a month. This manages a healthy and happy life for your dogs. As this flea treatment comes with vet certified formula, it doesn’t affect the outer skin of your dog or doesn’t mix with the blood flow.

Another good thing about this treatment is the packaging. You will get approximately 6 doses inside the package that is good enough for about six months as one dose will last for about one month. It is also budget friendly and you don’t need to worry about flea treatment again within 6 months.

Pet Armor Plus – Best Budget Conscious Product


  • It comes with Fipronil and (S)-methoprene as active ingredients.
  • Starts fighting against adult fleas within 24 hours of application.
  • Not only kills adult fleas, ticks, lice but also destroys flea eggs and larvae.
  • Comes in a convenient packaging at a reasonable price.


  • It might take a bit longer to dry out properly.

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2. TevraPet Activate II Flea and Tick Prevention for Dogs

This flea treatment is great for smaller dogs, especially weighing from 4 to 10 lbs. This treatment contains several active ingredients that match with K9 Advantix II For Dogs. Imidacloprid, Permethrin, Pyriproxyfen have been used in this flea treatment as active ingredients.

TevraPet Activate II Flea and Tick Prevention for Dogs starts working soon after applying. This doesn’t only kill adult fleas and ticks but also prevents flea eggs and larvae from developing.

This way, your small dogs won’t catch fleas and ticks once you start using this flea treatment. You don’t need to worry for about a month as it gives total protection against fleas and other parasites.

Coming to the quantity of this treatment, one packaging contains 4 doses. As this treatment lasts for one month, you can continue treating your dogs for 4 months. And once you apply this treatment, it can withstand mild washing so you don’t need to apply this treatment over and over again within 1 month.

Give your dog a healthy treat with this amazing flea treatment which will ensure healthy skin and a better immune system causing less irritation, itching or shedding. Let’s check some of its pros and cons quickly.

TevraPet Activate II Flea And Tick Topical – Best Overall Flea Treatment


  • It has Imidacloprid, Permethrin, Pyriproxyfen as active ingredients and are proven to give better protection against adult fleas, larvae, flea eggs, ticks and even mosquitoes.
  • With a vet certified formula, it works in both the ways that are killing the living parasites as well as breaking the life cycle of the parasites.
  • It is very budget friendly.


  • As the packaging is for only 4 months, you might face difficulties in buying it frequently.

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3. Bayer Animal Health NEW K9 Advantix II Extra Large XL Dog 4 Pack

Third on our list, is one of the most popular and best flea drops for small dogs that comes from Bayer, a reputed manufacturer. This flea treatment is so good in quality that often it is taken as a benchmark to compare other flea drops with it.

As we have already discussed the active ingredients in the previous flea drop, K9 Advantix II also has the same active ingredients that are Imidacloprid, Permethrin, Pyriproxyfen. This formula helps to repel adult fleas, ticks, mites, chewing lice, biting flies etc and saves your dog from their attack.

Not only the adult parasites are killed by this treatment, you also get complete protection from flea eggs, larvae living in the environment. But you have to make sure that your dogs are at least in the age of 7 weeks or more before you apply this treatment.

This treatment is waterproof that means you don’t need to apply it over and over again after washing or shampooing your dogs. Once applied, it will start working within 24 hours and will remain active for about a month.

This comes in different sizes and packaging. You have to choose the perfect pack for your needs. A standard 4 doses pack will keep your dogs safe for 4 successive months.

K9 Advantix II – Best Big Brand Flea Drops


  • Effective formula contains Imidacloprid, Permethrin and Pyriproxyfen as active ingredients and kills adult fleas, ticks, mosquitoes.
  • It is waterproof so you can be sure of it not getting washed away provided that it is completely dried.
  • This is arguably one of the best flea drops for small dogs.
  • Comes in convenient packaging and at reasonable price.


  • This might not be as good for larger dogs.

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4. PetArmor for Dogs, Flea and Tick Treatment for Small Dogs

Another flea treatment from PetArmor has some obvious reasons for coming in the list of the best flea drops for small dogs. It has Fipronil as an active ingredient and starts working against adult fleas and ticks soon after you apply it.

It not only works against fleas but also kills brown dog ticks, American dog ticks, lone star ticks and deer ticks. As the packaging tells, this topical treatment is waterproof that means you can sit back and relax after you apply this treatment on your small dogs.

This treatment won’t get washed away so easily and can withstand mild rubbing. Once applied, it will remain effective as long as one month. Within this time, any type of above mentioned parasites will be repelled and killed on your dogs.

It has gained trust and popularity among dog lovers for its quick action and gives a complete protection against those dirty parasites. Also provides better health by keeping your dogs safe from parasite attacks.

One major drawback of this treatment is its availability. You will only get 3 doses inside a pack which will cover 3 months at most. You have to buy it very frequently and sometimes, it can be really annoying.

PetArmor Flea & Tick Treatment For Dogs – Best Value For Homes Without A Flea Problem


  • It is made with a high quality formula that ensures effectiveness with Fipronil as an active ingredient.
  • Gives total protection against adult fleas, different species of ticks.
  • It is waterproof so there is no hassle of applying this treatment regularly. Once applied, no more worries for one month.
  • There is no adverse effect on your dog that might cause skin irritation or shedding.


  • The only drawback of this treatment is the quantity. It only covers 3 months and then you have to buy it again.

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5. Bayer Animal Health Advantage II for Dogs 10 lbs and Under 6 Pack

This is going to be the last name on our list of the best flea drops for small dogs but you might recognize it from the manufacturer’s name. Bayer Animal Health provides great treatment formulas for your lovely pets.

This treatment is for the dogs weighing under 10 lbs and can save them from being attacked by adult fleas and lice. Once applied, it is considered to start action within 12 hours and can effectively kill flea and chewing lice that cause skin irritation to your dogs.

This topical treatment has no side effects on your dogs and regular washing can be done just after drying out the treatment completely. Once dried, it can sustain as long as one month on your dogs that will keep them safe from parasites.

This waterproof treatment also fights flea eggs and larvae by destroying them and breaking the life cycle of the fleas so that your dogs remain safe from future infestations. Not only this flea treatment comes in a 6 dose packaging but also saves you a lot of money.

Once used, you will become completely satisfied with its repelling quality and smoothness on your dog’s skin. But it is now time to end with a few pros and cons that should be considered while choosing.

Advantage II For Dogs From 3-10 Lbs – Best Drops For Extra Small Dogs


  • It contains Imidacloprid and Pyriproxyfen as active ingredients to fight with adult fleas, chewing lice, flea eggs and larvae.
  • Starts working within 12 hours of application and sustains for about a month.
  • It is waterproof.
  • Keeps your dogs safe from future infestation by destroying the life cycle of the parasites.


  • It can be a bit inconvenient for larger dogs.

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Final Verdict

We have tried our best to present you some of the best flea drops for small dogs. No matter what you choose, these flea treatments will work amazing to prevent fleas, ticks and lice on your dogs.

See also: Top 5 Best Professional Dog Clippers Reviews


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