Methoprene is commonly found in flea treatments for dogs and cats
, in cattle feed to control flies, and in mosquito control products. It is also used in insect baits, and home insect sprays. Always follow label instructions and take steps to minimize exposure.
Does methoprene kill fleas?
Using S-Methoprene prevents flea pupae and larvae from growing into breeding adults
. The chemical also kills flea eggs by stopping them from hatching. Studies into the use of S-Methoprene showed that it works most efficiently when combined with another active ingredient which kills adult fleas.
Is fipronil and methoprene safe for dogs?
While
generally safe and effective when prescribed by a veterinarian, fipronil and methoprene can cause side effects in some animals
. Fipronil and methoprene should not be used in animals with known hypersensitivity or allergy to the drug.
What is dog methoprene?
Methoprene is
an antiparasitic active ingredient used in veterinary medicine in dogs, cats and livestock against a few external parasites (lice, flies, etc.)
. It is also used against agricultural and household pests.
Is methoprene a pyrethrin?
Pyrethrin, a naturally occurring insecticide, is used in the US either alone or in combination with an insect growth regulator (IGR), either methoprene or pyriproxyfen
[3,4,5,6,7,8].
Is methoprene toxic?
Methoprene is of
very low toxicity to humans and other vertebrates
, and may be applied directly to pets, livestock and zoo animals for control of fleas, mites, and other parasites (reviews: Siddall, 1976, U.S.E.P.A.
What if my dog licks fipronil?
Most of the time poisoning cases of fipronil occur in dogs and cats due to accidental ingestion or licking the fipronil-containing product
. Fipronil elicits neurotoxicity in mammals by inhibition of GABAA-gated chloride channels, producing hyperexcitability of the central nervous system.
Is fipronil safe for puppies?
Do not use fipronil on pets that are allergic to fipronil, on puppies or kittens younger than 8 weeks of age
, or on rabbits. Fipronil should be used cautiously on pets that are old, sick, or frail.
What happens if my dog licks Frontline?
FRONTLINE SPRAY can be used on both dogs and cats. My pet has licked the FRONTLINE PLUS or FRONTLINE SPRAY. Will it be OK? If licking occurs shortly after application,
a brief period of hyper-salivation may occur due to the taste
.
Will methoprene kill lice?
[This product] [Brand Name] kills and repels ticks and
kills mosquitoes, lice
, and Sarcoptes mites that may cause Sarcoptic mange on dogs.
What does methoprene kill?
Uses. Methoprene is an insect growth regulator (IGR) used against a variety of insects including
horn flies, mosquitoes, beetles, tobacco moths, sciarid flies, fleas (eggs and larvae), fire ants, pharoah ants, midge flies and Indian meal moths
.
Is S methoprene toxic to cats?
Reinhard says over-the-counter treatments Bio Spot for cats and Hartz UltraGuard Pro, Flea & Tick Drops for Cats contain etofenprox and methoprene which are
safe to use on cats
according to the manufacturers.
What are the side effects of methoprene?
Methoprene –
skin irritation
. If ingested, may vomit, have dilated pupils, changes in breathing and body movements (3). Considered a highly toxic carcinogen, and may cause lesions in the brain, lungs, liver, kidney damage, pulmonary edema, bone marrow ailments and birth defects (7).
How effective is methoprene?
The 24-hour efficacy against transplanted adult fleas in the treated group was about 100% for the first 3 weeks and gradually declined to
93.4% by week 6
.
How long does methoprene work?
Methoprene products have a residual effect of
up to 30 days or longer depending on the formulation and product
. Methoprene is not an instant kill product and it could take a few weeks for the younger pests to die from the inability to develop, whereas adults will not die but they will be unable to reproduce.
Where is methoprene used?
Methoprene is most commonly used
to control Diptera (e.g. flies and mosquitos) and other insect pests in public areas, stored goods, food preparation areas, mushroom sheds, on flowers and crops and on animals
(Tomlin 1994).
How does methoprene work?
Methoprene is an insect growth regulator that behaves like an important hormone in insects.
By acting like an insect hormone it interferes with insect growth and development
.
Is methoprene a carcinogen?
On the basis of the negative results in a limited range of studies for genotoxicity and the results of the studies of carcinogenicity, JMPR concluded that
methoprene was unlikely to pose a carcinogenic risk to humans
.
Can fipronil cause seizures in dogs?
Side effects of fipronil on dogs:
Nervous system damage – Fipronil is a neurotoxin, causing damage to the fleas’ nervous system.
It can have the same effect on your dog, causing symptoms such as convulsions, body twitches, loss of appetite, unsteady gait and other effects
.
What does methoprene do to mosquitoes?
Methoprene is a growth regulator which
prevents the larvae of mosquitoes and other insects from becoming adults
, by imitating insects’ natural juvenile hormone. One of its common uses is in the product Altosid, which you can buy to add to water where mosquito larvae live.
What is spinosad made from?
Spinosad is a natural substance made by a soil bacterium that can be toxic to insects. It is
a mixture of two chemicals called spinosyn A and spinosyn D
. It is used to control a wide variety of pests. These include thrips, leafminers, spider mites, mosquitoes, ants, fruit flies and others.
Is fipronil safe for small dogs?
The EPA has determined fipronil to be safe for use on dogs and cats
, with no harm to humans who handle these animals.
Is fipronil toxic to dogs?
Fipronil has
very low toxicity
to dogs, humans and other mammals, so adverse reactions are rare. A review of side effects reported in Australia between 1996 and 2003 found that the most common side effect of using fipronil for dogs was skin irritation or hair loss at the application site.
How often can you give a dog fipronil?
Dosing Information of Fipronil for Dogs and Cats
One pipette is applied topically every 30 days
. For cats, pipettes are available in 0.5 ml and one pipette is applied once monthly. The topical spray is dosed for dogs and cats at 1.5 to 3 ml per pound of body weight.
How much fipronil is toxic to dogs?
A NOAEL for oral toxicity of fipronil in the dog of
0.2 mg/kg/d
(calculated from daily oral administration for one year (Holmes 1992, 1993)) is substantially higher than a possible 0.13 mg/kg (or 0.15 mg/kg of spray formulation) every two to four weeks.
What flea medicine is safe for puppies?
What to Do If Your Puppy or Dog Has Fleas. Flea treatment: According to veterinarian and AKC Family Dog columnist Jeff Grognet,
Capstar
is safe to give to puppies as young as four weeks old (and a minimum of 2 pounds). This medication is given in a tablet form to treat flea infestations.
Is fipronil effective against mites?
The results of this study demonstrated that fipronil in a topical formulation is
highly effective (100%)
for the elimination of an existing Cheyletiella mite infestation under field conditions following a single topical application in cats.
