Fill-in-the-Blank Antiparisitics Flashcards
This means that the antiparasitic agent is more toxic to the parasite than it is the host animal.
SELECTIVE TOXICITY
What four groups constitute the “at risk” populations when using antiparasitic drugs?
OLD, YOUNG, PREGNANT, DEBILITATED
This is the concept by which a population of parasites is protected from being exposed to an antiparasitic agent so as to reduce the development of resistant parasites.
REFUGIA
This term describes how the presence of an antiparasitic drug causes resistant parasite population to emerge.
SELECTION PRESSURE
This describes the type of drugs that are regulated by the FDA and are prescription only.
LEGEND DRUGS
This agency regulates pesticides.
UNITED STATES ENVIRONMENTAL PROTECTION AGENCY (USEPA)
This term describes antiparasitic compounds used specifically for internal parasites.
ENDOPARASITICIDES
This term describes antiparasitic compounds used specifically for external parasites.
ECTOPARASITICIDES
This term describes antiparasitic compounds that affect both internal and external parasites.
ENDECTOCIDES
This term means those worms that are round in cross-section.
NEMATODES
This is another term for tapeworms.
CESTODES
This is another term for fluke parasite.
TREMATODES
This term is used to describe any type of anti-worm medication.
ANTHELMINTICS
This term is used to describe medication used to treat worms that are round in cross-section.
ANTINEMATODALS
This term is used to describe drugs that treat fluke infections.
ANTITREMATODALS
This term is used to describe drugs that treat tapeworms.
ANTICESTODALS
This term describes those antinematodals that actually kill the worms.
VERMICIDE
This term describes those anticestodals that kill the worms.
CESTOCIDES, TAENIACIDES
This term describes those antinematodals that only paralyze the worm allowing them to be expelled with the feces.
VERMIFUGE
This term describes those antiparasitics that treat Giardia species and coccidia.
ANTIPROTOZOALS
What are the 4 avermectin drugs used in veterinary medicine?
IVERMECTIN, SELAMECTIN, DORAMECTIN, AND EPRINOMECTIN
What are the 2 milbemycin drugs used in veterinary medicine?
MILBEMYCIN OXIME, MOXIDECTIN
What is the receptor site for macrolides in the parasite?
GLUTAMATE RECEPTOR
What ion moves when glutamate receptors are stimulated?
CHLORIDE (CL-)
Macrolides combine with what receptor in mammals to produce toxicity?
GAMMA AMINOBUTYRIC ACID (GABA) RECEPTOR
What keeps the macrolides from entering the CNS of mammals?
P-glycoprotein (P-gp)
What are the two names of the gene that codes for P-gp?
MULTIPLE DRUG RESISTANCE (MDR1) GENE = ABC TYPE B1 (ABCB1) GENE
What breed of dog is most commonly associated with defective MDR1 genes?
COLLIE
This term describes the reabsorption of active drugs excreted into the GI tract by the liver, produces an effect, and is excreted by the liver over and over.
ENTEROHEPATIC CIRCULATION
First macrolide in veterinary medicine.
IVERMECTIN
Topically applied macrolide for dogs and cats for fleas and heartworm prevention.
SELAMECTIN (REVOLUTION)
What two avermectins are primarily used for large animals (food animals).
DORAMECTIN (DECTOMAX) AND EPRINOMECTIN (EPRINEX)
Milbemycin type of drug that is used as a 6-month heartworm preventative.
MOXIDECTIN (PRO HEART 6)
Only macrolide that is FDA approved as a microfilaricide.
MOXIDECTIN (ADVANTAGE MULTI)
Specific target molecule to which benzimidazoles attach.
BETA-TUBULIN
The prototype benzimidazole still used primarily for its antifungal effect in otic preparations.
THIABENDAZOLE (TRESADERM)
The benzimidazole that is used only in horses.
OXIBENDAZOLE (ANTHELCIDE EQ)
The benzimidazole that is used in cattle, sheep, and goats against nematodes, cestodes, trematodes, and Giardia.
ALBENDAZOLE (VALBAZEN)
The benzimidazole that is approved for use in dogs, cattle, and horses, has antitrematodal activity, anticestodal activity, and is used against Giardia.
FENBENDAZOLE (PANACUR, SAFE-GUARD)
The benzimidazole that is for dogs only; is a pro-drug that is metabolized to more active benzimidazoles.
FEBANTEL (DRONTAL PLUS)
The benzimidazole is contraindicated in pregnant dogs due to risk for abortion and fetal abnormalities at 3x normal dose.
FEBANTEL (DRONTAL PLUS)
Type of antinematodal that is effective only against roundworms and hookworms; used in small animals, horses, and food animals; not an anticestodal.
PYRANTEL (NEMEX, STRONGID)
Type of pyrantel that is a suspension.
PYRANTEL PAMOATE
This is the specific type of receptor that pyrantel combines with to produce its antiparasitic effect.
NICOTINIC ACETYLCHOLINE
Antinemtatodal developed specifically for cats that is a once-a-month as a topically applied product.
EMODEPSIDE (PROFENDER)
What receptor does emodepside attach with to produce its antiparasitic effect?
LATROPHILIN RECEPTOR OF NEMATODES
What OTC antiparasitic is effective only against roundworms (ascarids)?
PIPERAZINE
With what receptor does piperazine combine?
GABA RECEPTOR
What are the two anticestodal drugs used in veterinary medicine?
PRAZIQUANTEL (DRONCIT) AND EPSIPRANTEL (CESTEX)
This is the head of the tapeworm.
SCOLEX
This is the name for the segments of the body of the tapeworm.
PROGLOTTIDS
If this tapeworm egg is ingested in humans, it produces large cysts in the liver.
ECHINOCOCCUS GRANULOSUS
Which of these two drugs is effective against Echinococcus granulosus?
PRAZIQUANTEL (DRONCIT)
Genus and species name for the heartworm parasite.
DIROFILARIA IMMITIS
This is the stage of the heartworm life cycle that is injected into the dog or cat from the mosquito.
INFECTIVE LARVAE
This is the stage of the heartworm life cycle that is produced by the adult heartworms.
YOUNG LARVAE
This is the heartworm adulticide drug.
MELARSOMINE (IMMITICIDE)
Muscles located along the spine of the back into which melarsomine is injected.
EPAXIAL MUSCLES
Part of the heart in which adult heartworms are located.
RIGHT VENTRICLE
Describes the conditions when adult heartworms fill the right ventricle, right atrium, and large blood vessels returning blood to the heart from the body.
CLASS 4 HEARTWORM DISEASE = CAVAL SYNDROME
This is the bronchoconstriction that can occur in cats as the result of adult heartworms.
HEARTWORM ASSOCIATED RESPIRATORY DISEASE (HARD)
This drug (the active ingredient, not the trade name) is the only FDA approved microfilaricide.
MOXIDECTIN
What group of drugs constitutes the heartworm preventative drugs?
MACROLIDES = MACROCYCLIC LACTONES
Which heartworm preventative (active ingredient) is used in the 6-month injectable heartworm preventative?
MOXIDECTIN (PRO HEART6)
What is the symbiont that lives within the heartworm parasite?
WOLBACHIA
What drug is used to kill Wolbachia?
DOXYCYCLINE
Drug group that treats protozoa by inhibiting folic acid synthesis pathway.
SULFONAMIDE ANTIBIOTICS
What does EPM stand for?
EQUINE PROTOZOA MENINGOENCEPHALITIS (EPM)
Organism that causes toxoplasmosis.
TOXOPLASMA GONDII
Organism that causes equine protozoal myeloencephalitis.
SARCOCYSTIS NEURONA
What anti-coccidia drug works by blocking the absorption of vitamin B1?
AMPROLIUM (CORID)
Term that means a drug causes birth defects.
TERATOGENIC
Name the two benzimidazoles used to treat protozoa?
ALBENDAZOLE (VALBAZEN) AND FENBENDAZOLE (PANACUR, SAFE-GUARD)
Which benzimidazole is potentially teratogenic?
ALBENDAZOLE
What oral antibiotic is effective against anaerobic bacteria and specifically Giardia, but can produce neurologic side effects?
METRONIDAZOLE (FLAGYL)
Which oral antibiotic is effective against anaerobic bacteria, but is one of the drugs of choice for treating disseminated toxoplasmosis?
CLINDAMYCIN (ANTIROBE)
Kills protozoa by facilitating the transport of ions across the cell membrane?
IONOPHORES = LASALOCID (BORATEC) AND MONENSIN (RUMENSIN)
In what animal species should monensin never be used?
HORSE
Drug developed specifically for treatment of Sarcocystis neurona.
PONAZURIL (MARQUIS)
Family of insecticides derived from chrysanthemum extract.
PYRETHRINS
Name 4 Type I pyrethroids.
RESMETHRIN, ALLETHRIN, PERMETHRIN, FLUMETHRIN
Name 2 Type II pyrethroids.
FENVALERATE AND DELTAMETHRIN
This governmental agency regulates topically applied insecticides.
USEPA
Type of pyrethroid (I or II) that produces paralysis in the insect or parasite.
PYRETHROID II
Synergist compound added to pyrethroids to increase killing action.
PIPERONYL BUTOXIDE (PBO)
This term means that the compound is more toxic to the target parasite than it is the mammalian host.
SELECTIVE TOXICITY
Pyrethroid that should NOT be used in cats.
PERMETHRIN
What non-mammalian species of pet is very susceptible to toxicity from pyrethroids?
FISH
Pyrethroid that is a repellent.
PERMETHRIN
Pyrethroid incorporated into a flea collar for dogs and cats.
FLUMETHRIN
External antiparasitic indicated for demodectic mange, incorporated into tick collars, and livestock mange dips.
AMITRAZ
Receptor to which amitraz binds in mammals to produce CNS depression.
ALPHA 2
Neurotransmitter decreased as a result of amitraz effect in mammals.
NOREPINEPHRINE
What are the two alpha-2 antagonist reversal agents?
YOHIMBINE, ATIPAMEZOLE (ANTISEDAN)
Topically applied products that block GABA receptor.
FRONTLINE, FRONTLINE PLUS (FIPRONIL)
Stimulation of GABA receptor normally causes what ion to move into cells?
CHLORIDE (CL-)
On what receptor do imidacloprid products work?
NICOTINIC CHOLINERGIC (ACETYLCHOLINE) RECEPTOR
Products like imidacloprid, nitenpyram, and spinosyns are called what (in reference to their action site)?
NEONICOTINOIDS
External parasite drug taken as a pill but kills flea adults only; used extra-label to kill maggot infestation.
NITENPYRAM (CAPSTAR)
Two spinosyn compounds used as oral and topically applied external antiparasitics.
SPINOSAD (COMFORTIS) AND SPINETORAM (CHERISTIN)
Spinosyn that has an interaction with ivermectin at high doses.
SPINOSAD (COMFORTIS)
Topical flea treatment for dogs and cats that is a pro-drug that has to be taken into the flea and metabolized to the insecticidal compound.
INDOXACARB (ACTIVYL)
Receptor indoxacarb works on.
NA+ CHANNEL RECEPTOR
What are the three isoxazoline compounds?
AFOXOLANER (NEXGARD), FLURALANER (BRAVECTO), SAROLANER (SIMPARICA)
The receptor afoxolaner targets.
GABA RECEPTOR
What does IDI stand for?
INSECT DEVELOPMENT INHIBITOR
What does JHA stand for?
JUVENILE HORMONE ANALOG
What is the compound that forms the hard part of the outer shell of the insect?
CHITIN
What product is a chitin-inhibiting IDI?
LUFENURON
What are the two juvenile hormone analog products used in veterinary medicine?
METHOPRENE AND PYRIPROXIFEN
What are two repellent compounds?
PERMETHRIN AND DIETYLTOLUAMIDE (DEET)
Which repellent is used in veterinary products?
PERMETHRIN
What mammalian species should permethrin NOT be used?
CAT