«Pet parents don't want to use flea and tick products that contain harmful toxins such
as pyrethrins or permethrins on their dogs and cats, which is why our products are made with natural ingredients that are safe and effective for pets, families and the environment,» said Smith about the new Vet's Best products.
As for effectiveness, Sentry's Flea and Tick Shampoo also uses permethrin, a pesticide to kill fleas, which has the downside of not working as fast
as pyrethrins (which is the pesticide used in the Adams Plus shampoo above) but has the advantage of lasting for a longer time.
It contain pesticides such
as pyrethrins to kill adult fleas as well as Precor, which is an Insect Growth Regulator (IGR) that breaks the flea lifecycle by preventing the young fleas that come into contact with it from growing normally into the next phase.
It results from direct contact to allergens, such
as pyrethrins found in flea collars, pesticides used on the lawn, grasses, materials such as wool or synthetics used in carpets or bedding, etc..
Chrysanthemums can repel fleas but be careful
as pyrethrin, a poisonous chemical, comes from Chrysanthemums.
Not exact matches
I have heard of no adverse reactions from the use of permethrins, which
as I understand it, are synthetic
pyrethrins.
And
as NPR's Jon Hamilton reported last year, many bedbugs are becoming resistant to
pyrethrins.
Pyrethrin exposure has been linked to asthma and other breathing problems in children,
as well
as skin rashes.
A good flea shampoo will contain
pyrethrins as an active ingredient,
as it is this ingredient that actually kills the fleas.
Concentrated pyrethroid or
pyrethrin - based insecticides cause neurological stimulation in cats
as evidenced by muscle twitches, tremors, and seizures.
Dogs are not
as sensitive to
pyrethrins as cats are, and so dog products contain much higher levels of
pyrethrins that will be toxic to your cat.
And
as with flea shampoos, the usual active ingredient is the family of insecticides called
Pyrethrins.
These products do not have the «knockdown» of the natural
pyrethrins and will not give the initial impression of being
as effective
as the alcohol - based products.
Always follow label directions and use the right size product for your pet — and if Fido is going to be around his kitty housemates, then exercise caution with any
pyrethrins or tea tree oil solutions,
as cats are very sensitive to these compounds.
Pyrethrin is NOT the same
as permethrin.
Pyrethrins are natural extracts from Chrysanthemum (mums) flowers used
as insecticides in flea and tick products.
Mite sprays containing pyrethroids (synthetic
pyrethrins) such
as Durakyl with resmethrin can be used.
The active ingredients include piperonyl butoxide and
pyrethrin, which (
as noted above) are somewhat controversial.
If the toxicity is due to ingestion of
pyrethrin / pyrethroid, such
as from grooming behavior, bathing will do little to nothing to help.
As you can see, the list of compounds can be difficult to keep track of, and I highly recommend sticking to a pyrethrin - free product, such as the safe cat flea treatments listed abov
As you can see, the list of compounds can be difficult to keep track of, and I highly recommend sticking to a
pyrethrin - free product, such
as the safe cat flea treatments listed abov
as the safe cat flea treatments listed above.
Unfortunately,
pyrethrins and pyrethroids (especially permethrin) are not species - specific in their toxicity, meaning they can also cause severe and significant problems in pets, especially cats (who lack the liver enzymes necessary to process these compounds
as they are absorbed through the skin).
These safer alternatives are equally
as effective, or in many cases more effective, than the
pyrethrin / pyrethroid - based products.
Flea shampoos that have
pyrethrins as a primary ingredient can get rid of them pretty effectively,
as can topical treatments such
as Advantage, when used every two weeks.
Manufactured by a popular health brand, this shampoo contains
Pyrethrin and Piperonyl Butoxide
as active ingredients in less than 2 % combined concentrations, making it very non-poisonous!
As one of the many products in Bio-Groom's line, the brand's Flea & Tick
Pyrethrin Dip uses quick - action natural
Pyrethrin concentrate to kill fleas, ticks, lice and ear mites during heavy infestations.
Vet's Best uses peppermint oil and clove extract
as its active ingredients and contains no
pyrethrins, permethrins, or cedar oil which means it is safe to use around children and not harmful to plants.
Many store - bought products, such
as Hartz, can contain
pyrethrins or other pesticides that can be toxic to cats!