The Best Flea Medicine For Dogs of March 2023: Reviews & Rankings 2023

4 monthly applications of K9 Advantix II flea and tick prevention for large dogs weighing 21-55 pounds

K9 Advantix II flea and tick prevention for dogs works through contact, so fleas, ticks and mosquitoes do not have to bite your dog to die

K9 Advantix II flea and tick control for dogs is an easy to apply topical formula

Starts working to kill fleas within 12 hours and keeps working for 30 days

Suitable for effective year-round dog flea and tick treatment for large dogs

The #1 name in flea & tick protection trusted by pet owners for over 20 years, this waterproof, fast-acting flea and tick treatment kills fleas, flea eggs, lice, and ticks, including those that may transmit Lyme disease.

Designed for use only with dogs and puppies, this long-lasting treatment is made for dogs eight weeks or older.

Made with two active ingredients, fipronil and (S)-methoprene, this treatment stops infestations and prevents new ones.

Applied on a single point on your pet, the treatment rapidly covers your dog's entire body and deposits in the sebaceous glands. These glands as a reservoir, continuously replenishing the treatment onto your pet, working even if your dog gets wet.

One dose of FRONTLINE Plus lasts 30 days.

2 monthly applications of K9 Advantix II flea and tick prevention for medium dogs weighing 11-20 pounds

K9 Advantix II flea and tick prevention for dogs works through contact, so fleas, ticks and mosquitoes do not have to bite your dog to die

K9 Advantix II flea and tick control for dogs is an easy to apply topical formula

Starts working to kill fleas within 12 hours and keeps working for 30 days

Suitable for effective year-round dog flea and tick treatment for medium dogs

Waterproof flea and tick treatment for dogs: Frontline Plus for Dogs provides waterproof, fast-acting, long-lasting flea and tick treatment and control for your dog. This product is approved for use on dogs 5-22 lbs.

Break the flea life cycle with frontline: Frontline flea and tick treatment for dogs kills adult fleas plus flea eggs and larvae to stop existing infestations and prevent establishment of new infestations.

Kills fleas and ticks: Frontline flea and tick treatment for dogs kills fleas, flea eggs, lice, and ticks. This flea and tick treatment kills ticks, including those that may transmit Lyme disease.

Trusted flea and tick protection for dogs: Frontline has been trusted by veterinarians for nearly 20 years. Made with 2 tough killing ingredients, fipronil and (S)-methoprene – one to kill adult fleas and ticks and the second to kill flea eggs and larvae – this fast-acting, long-lasting protection provides flea and tick control for dogs and puppies 8 weeks and older

Lasting flea and tick protection: Frontline's long-lasting formula isstored in the oil glands of the pet’s skin to give non-stop flea and tick protection for a full 30 days. Frontline flea and tick treatment for dogs works non-stop for a full 30 days. A 3-dose supply lasts for 3 months.

POWERFUL FLEA TREATMENT FOR DOGS: TevraPet Activate II provides flea and tick prevention for dogs that kills fleas, flea eggs, flea larvae, ticks, chewing lice, and repels mosquitoes for up to 30 days with each topical application. Happy tails start here!

VET APPROVED, WATERPROOF FORMULA: Activate II uses Imidacloprid, Permethrin, and Pyriproxyfen - the same safe and effective active ingredients as Advantix II for Dogs. Activate II for Dogs starts to kill fleas and ticks within 24 hours, and instantly begins repelling mosquitoes and other biting flies. Every dog deserves the best protection - Activate II helps you provide veterinarian quality care at an affordable and fair price

FAST ACTING WITH NO BITING REQUIRED: Activate II REPELS and KILLS fleas and ticks on contact, without your furry friend needing to be exposed to bites. Other oral flea meds, pills, and chews require that your pet is bitten by a pest before the medicine can work, exposing your dog to potential flea borne illnesses like Lyme disease

BREAK THE FLEA LIFECYCLE: While other flea and tick repellents may only briefly suppress flea and ticks, Activate II for Dogs flea treatment stops and controls infestations by breaking the flea life cycle. Prevents re-infestation by killing flea eggs and larvae so your dog can kick the itch and get back to living her best doggy life

CONTINUOUS PROTECTION, MADE IN AMERICA: TevraPet Activate II is proudly made in the USA, and comes with eight (8) easy to apply monthly topical applications that provide non-stop, tip to tail flea and tick protection for your best friend for up to 30 days after each monthly application

Age range description: all life stages

EFFECTIVE, WATERPROOF FLEA TREATMENT FOR DOGS: PetArmor Plus is a waterproof, flea & tick topical prevention for dogs that kills fleas, flea eggs, flea larvae, ticks, and chewing lice for up to 30 days after application.

TRUSTED, VET QUALITY FORMULA: Containing fipronil and (S)-methoprene, the same active ingredients as FRONTLINE Plus for Dogs. PetArmor Plus for Dogs has a powerful formula that starts to kill fleas within 24 hours.

BREAK THE FLEA CYCLE: Unlike other flea and tick treatments that may temporarily suppress flea activity, PETARMOR Plus Dog Flea Treatment works by effectively breaking the flea life cycle. Kill flea eggs and larvae to prevent re-infestation.

FAST ACTNG LONG-LASTING FLEA AND TICK PROTECTION: One application of PetArmor Plus lasts up to 30 days nose to tail. A 6-dose package lasts up to six months.

EASY-TO-USE, LONG-LASTING: PetArmor Plus flea and tick treatment comes with three (3) waterproof topical applications that provides your pet flea protection and control for three (3) months.

FAST-ACTING FLEA TREATMENT: One oral flea tablet starts killing fleas within 30 minutes.

TACKLE FLEA INFESTATIONS FAST: Give Capstar oral flea treatment and watch dead fleas fall off your pet.

TREAT RE-INFESTATIONS FAST: If your pet gets re-invested with fleas, simply give another dose as often as once a day.

WITHOUT A VET PRESCRIPTION: Flea treatment without needing a veterinarian prescription, administer this cat flea tablet orally to kill adult fleas fast.

KILL ADULT FLEAS: Capstar oral flea treatment tablets (57 mg) are safe for dogs and puppies from 25.1-125 lbs., four (4) weeks and older.

DOG FLEA AND TICK CONTROL: PetArmor topical flea and tick treatment kills adult fleas, ticks and chewing lice. Backed by the PetArmor Protection Guarantee.

VET QUALITY FORMULA: Dog flea treatment contains the active ingredient fipronil.

FAST-ACTING FLEA TREATMENT: PetArmor flea treatment for dogs can help you stop an existing flea or tick infestation.

FLEA AND TICK PREVENTION: PetArmor for dogs helps you protect your furry family member from brown dog ticks, American dog ticks, lone star ticks, and deer ticks (which may transmit Lyme disease).

INCLUDES: Three (3) topical application tubes for a 3 month supply of dog and flea and tick control. For best results, apply flea & tick treatment for dogs directly to dry skin on your dog's back-between the shoulder blades-on a monthly basis.

Compare to K9 Advantix: Activate II uses Imidacloprid, Permethrin, and Pyriproxyfen - the same safe, fast acting and effective active ingredients used in Advantix II for Dogs. Activate II for Dogs starts to kill fleas and ticks within 24 hours, and continues actively protecting your dog for up to 30 days with each application

Vet approved for small dogs 4 to 10 pounds: Activate II topical flea drops were developed by veterinarians to repel and kill fleas and ticks on contact, without your furry friend needing to be exposed to bites. Oral flea meds, pills, and chews require that your pet is bitten by a pest before the medicine can control fleas and ticks, exposing your dog to potential flea borne illnesses

Break the Flea Lifecycle: Activate II stops and controls infestations by breaking the flea life cycle. Our flea treatment use an insect growth regulator (IGR) to prevent re-infestation by killing flea eggs and larvae so your dog can KICK the ITCH

Waterproof and easy to use: Simply apply the topical drops to the base of your dog's neck, and the medicine will travel across the skin - remaining safe and effective for 30 days. You can bathe your dog within 30 minutes after applying Activate II - it will be not wash off and does not give off any unpleasant scent

Made in America, satisfaction guaranteed: TevraPet Activate II is proudly made in the USA to the exacting standards we demand for our own pets. We are proud of our products and stand behind them 100% - if you are unsatisifed for any reason please contact us for prompt, courteous assistance and a no-questions asked refund

FAST-ACTING: One oral flea tablet starts killing fleas within 30 minutes of administration.

SAFE TO USE: This oral flea medication is safe for puppies and dogs from 2-25 lbs. 4 weeks and older, when used as directed.

TREAT RE-INFESTATIONS FAST: If your pet gets re-invested with fleas simply apply another dose as often as once a day. CapAction Flea Pills are even safe for use on pregnant or breeding dogs.

EASY TO USE: Without the mess and rubbing off of a flea and tick topical treatment and without the need of a veterinarian's prescription this dog flea tablet is administered orally to kill adult fleas fast.

KILL FLEAS EFFICIENTLY: CapAction flea treatment has 6 doses and kills adult fleas that may cause allergy dermatitis.