Lotilaner, sold under the brand name Xdemvy, is an

ectoparasiticide An ectoparasiticide is an antiparasitic drug used in the treatment of ectoparasitic infestations. These drugs are used to kill the parasites that live on the body surface. Permethrin, sulfur, lindane, dicophane, benzyl benzoate, ivermectin ...

(anti-parasitic)

medication A medication (also called medicament, medicine, pharmaceutical drug, medicinal drug or simply drug) is a drug used to diagnose, cure, treat, or prevent disease. Drug therapy ( pharmacotherapy) is an important part of the medical field an ...

used for the treatment of

blepharitis Blepharitis is one of the most common ocular conditions characterized by inflammation, scaling, reddening, and crusting of the eyelid. This condition may also cause swelling, burning, itching, or a grainy sensation when introducing foreign objects ...

(inflammation of the eyelid) caused by infestation by ''

Demodex ''Demodex'' is a genus of tiny mites that live in or near hair follicles of mammals. Around 65 species of ''Demodex'' are known. Two species live on humans: '' Demodex folliculorum'' and '' Demodex brevis'', both frequently referred to as eyel ...

'' (tiny mites). It is used as an

eye drop Eye drops or eyedrops are liquid drops applied directly to the surface of the eye usually in small amounts such as a single drop or a few drops. Eye drops usually contain saline to match the salinity of the eye. Drops containing only saline an ...

. It was approved for medical use in the United States in July 2023. The US

Food and Drug Administration The United States Food and Drug Administration (FDA or US FDA) is a federal agency of the Department of Health and Human Services. The FDA is responsible for protecting and promoting public health through the control and supervision of food ...

(FDA) considers it to be a

first-in-class medication A first-in-class medication is a pharmaceutical that uses a "new and unique mechanism of action" to treat a particular medical condition. While the Food and Drug Administration's Center for Drug Evaluation and Research tracks first-in-class medica ...

Medical uses

Lotilaner is

indicated In medicine, an indication is a valid reason to use a certain test, medication, procedure, or surgery. There can be multiple indications to use a procedure or medication. An indication can commonly be confused with the term diagnosis. A diagnosis ...

for the treatment of ''

'' blepharitis.

History

Lotilaner paralyzes and kills parasites by interfering with the way that signals are passed between their nerve cells. It had been first used in veterinary medicine against fleas and ticks, and later for Demodex mites.

Society and culture

Legal status

In March 2024, the Committee for Veterinary Medicinal Products (CVMP) of the European Medicines Agency adopted a positive opinion, recommending the granting of a marketing authorization for the veterinary medicinal product Lotimax, Chewable tablet, intended for use in dogs. The applicant for this veterinary medicinal product is Elanco GmbH. Text was copied from this source which is copyright European Medicines Agency. Reproduction is authorized provided the source is acknowledged. Lotimax was approved for medical use in the European Union in April 2024.

Veterinary uses

Lotilaner, sold under the brand name Credelio among others, is a

veterinary medication An animal drug (also veterinary drug) refers to a drug intended for use in the diagnosis, cure, mitigation, treatment, or prevention of disease in animals. Regulation United States The U.S. Food and Drug Administration (FDA) has the broad mandat ...

used to control fleas and ticks in dogs and cats. It is indicated for the treatment and prevention of flea infestations (''

Ctenocephalides felis The cat flea (scientific name ''Ctenocephalides felis'') is an extremely common parasitic insect whose principal host is the domestic cat, although a high proportion of the fleas found on dogs also belong to this species. This is despite the wide ...

'') and for the treatment and control of tick infestations including

lone star tick ''Amblyomma americanum'', also known as the lone star tick, the northeastern water tick, or the turkey tick, or the "Cricker Tick", is a type of tick indigenous to much of the eastern United States and Mexico, that bites painlessly and common ...

(''Amblyomma americanum''),

American dog tick ''Dermacentor variabilis'', also known as the American dog tick or wood tick, is a species of tick that is known to carry bacteria responsible for several diseases in humans, including Rocky Mountain spotted fever and tularemia (''Francisella t ...

(''Dermacentor variabilis)'',

black-legged tick Black-legged tick may refer to either of two species of ticks found in North America: *''Ixodes scapularis'', also known as the "deer tick" or "bear tick," found in eastern North America *''Ixodes pacificus ''Ixodes pacificus'', the western blac ...

(''Ixodes scapularis''), and

brown dog tick ''Rhipicephalus sanguineus'', commonly called the brown dog tick, kennel tick, or pantropical dog tick, is a species of tick found worldwide, but more commonly in warmer climates. This species is unusual among ticks in that its entire lifecycle ...

(''Rhipicephalus sanguineus''). It is taken

by mouth Oral administration is a route of administration where a substance is taken through the mouth. Per os abbreviated to P.O. is sometimes used as a direction for medication to be taken orally. Many medications are taken orally because they are i ...

. Lotilaner in combination with

milbemycin oxime Milbemycin oxime, sold under the brand name Interceptor among others, is a veterinary medication from the group of milbemycins, used as a broad spectrum antiparasitic. It is active against worms (anthelmintic) and mites (miticide). Mechanism of ...

is sold under the brand name Credelio Plus. Text was copied from this source which is copyright European Medicines Agency. Reproduction is authorized provided the source is acknowledged. It is used in dogs to treat concurrent infestations with parasites living outside (ticks and/or fleas) and inside (worms) the animal's body. Lotilaner (brand Lotimax) is used for the treatment of flea, tick, and mite infestations in dogs, including treatment of

demodicosis Demodicosis , also called Demodex folliculitis in humans and demodectic mange () or red mange in animals, is caused by a sensitivity to and overpopulation of '' Demodex spp.'' as the host's immune system is unable to keep the mites under control. ...

(caused by ''

Demodex canis ''Demodex'' is a genus of tiny mites that live in or near hair follicles of mammals. Around 65 species of ''Demodex'' are known. Two species live on humans: ''Demodex folliculorum'' and ''Demodex brevis'', both frequently referred to as eyelas ...

'').

Research

Tarsus Pharmaceuticals has conducted phase II studies of lotilaner as a remedy to prevent

tick bite Ticks (order Ixodida) are parasitic arachnids that are part of the mite superorder Parasitiformes. Adult ticks are approximately 3 to 5 mm in length depending on age, sex, species, and "fullness". Ticks are external parasites, living by ...

s in humans.

References

{{Authority control Insecticides Acaricides Cat medications Chloroarenes Dog medications Trifluoromethyl compounds Thiophenes Isoxazolines