Ivermectin does not kill adult heartworms outright like Immiticide does.
Ivermectin does not directly kill adult heartworms, but it does kill the microfilaria (larval form) of the heartworm.
Ivermectin does not kill adult heartworms (just the immature ones) though, as said, it cuts their life expectancy.
Ivermectin does not kill adult heartworms or microfilaria at the preventive dosage.
(ref1, ref2) A few years later, he told me that he believed that was because moxidectin persisted in the dog's body longer than
ivermectin did (because it is more lipophilic than ivermectin, that is, more soluble and persistent in the fatty tissues of your pet's body).
Not exact matches
The researchers say that sustained, annual doses of
ivermectin could prevent «a substantial proportion» of river blindness in the savanna habitat where the trial was
done.
Heartgard products
do not carry a high enough dose of
ivermectin to kill whipworms, though at other doses
ivermectin could be used.
Answer: The amount of
ivermectin in Heartguard and Tri-Heart is not supposed to be a problem but there are MANY other choices for heartworm preventative that don't contain
ivermectin (Interceptor, Trifexis, Advantage - multi, revolution, sentinel to name a few).
I know you still have some
ivermectin, but this may be spoilt due to exposure to incorrect temperatures, moisture, out of date or other causes; therefore I strongly recommend you
do not use the
ivermectin.
the vet that
did the treatment advised me that she would probably die if she went through it again and suggested the
ivermectin and doxcycline and steroid.
I dose with 1 %
ivermectin once a month, and I don't worry about giving a little more than the above amounts.
If this approach doesn't work, giving
ivermectin orally at a dose rate of 200 to 300ug / kg three times at 14 day intervals will usually control the infestation.
Other treatment protocols recommend the administration of prophylactic doses of
ivermectin for 1 - 6 mo prior to administration of melarsomine, if the clinical presentation
does not demand immediate intervention.
The American Heartworm Society
does not recommend the use of monthly
ivermectin products to treat dogs infected with heartworm disease.
She wasn't a «bad» case so the slow - kill method using
ivermectin was very successful and we
did not have to go the arsenic route.
How often
do you give the
ivermectin, and
do you see any change in his itchiness (or anything else) when you
do?
Why don't you use diethylcarbamazine instead of
ivermectin to prevent heartworms?
The problem for some dogs and
Ivermectin (and many other drugs for that matter) is that some dogs have a gene mutation that doesn't allow for the proper absorption of these chemicals in and out of the brain.
Our HW preventative
does not contain
ivermectin.
It is certainly cheaper to give
Ivermectin twice monthly for years than to
do the Immiticide treatment.
If you find you have skipped several months of heartworm prevention in the middle of heartworm season, you might
do better to restart an
ivermectin - based product rather than a milbemycin - based product.
Even if the heartworms
do die with 2 years of
ivermectin (or 3 or 4, and I have rechecked positive dogs year after year), you will not be able to predict the timing.
Do not give
Ivermectin / Pyrantel if your pet is already being given another heartworm medication.
If one finds oneself in the situation of having skipped several months of heartworm prevention in the middle of heartworm season, one might
do better to restart an
ivermectin - based product rather than a milbemycin - based product.
The newer products such as the selamectin and moxidectin products
do not clear microfilaria well enough to be used to treat an active infection so right now the
ivermectin - based products seem to be the best for this use.
Other treatment options such as oral
ivermectin are available when the dips don't work, but lifelong treatment may be necessary.
The shelter
did the test and gave
ivermectin on Nov. 12.
Toxicity in breeds that don't have the genetic predisposition to being affected by
ivermectin in low doses is very rare.
Now that you mention
Ivermectin, I
do remember that was the oral dose he received.
This
does not mean that pet owners should experiment with
ivermectin doses on their own as there is some potential for lethal toxicity if this drug is not used appropriately.
Do you know if Phenobarbital and
Ivermectin are safe together?
Sold as Interceptor, the advantage of this product over
ivermectin is that it generally
does not cause the dangerous side effects that can occur in some dogs that receive
ivermectin or related compounds.
Most
ivermectin based heartworm preventives
do not carry a high enough dose of
ivermectin to kill whipworms, though at other doses
ivermectin could be used (with appropriate cautions - see link).
Most dogs have a gene pair that prevents
ivermectin from entering the pets brain (penetrating the blood brain barrier) and
doing damage.
In cases which
do not respond to amitraz, some success is being obtained with milbemycin or
ivermectin, oral heartworm preventives, but this requires daily treatment, and these drugs are not approved for this use.
There is a range of
ivermectin doses used in the treatment of demodicosis and it seems that higher doses
do clear infection faster than lower doses.
(Note that the weekly
ivermectin protocols that work for other parasites
do not work on Demodex mites.)