Efficacy of Ivermectin (22,23-dihydroavermectin B 1 ) against Adult Setaria equina and Microfilariae of Onchocerca cervicalis in Ponies

1980 ◽  
Vol 66 (5) ◽  
pp. 859 ◽  
Author(s):  
Thomas R. Klei ◽  
Betty J. Torbert ◽  
Ricardo Ochoa
2016 ◽  
Vol 11 (3) ◽  
pp. 73-78 ◽  
Author(s):  
Ibrahim Abbas ◽  
Moustafa Al-Araby ◽  
Yara Al-Kappany

Scientifica ◽  
2020 ◽  
Vol 2020 ◽  
pp. 1-8 ◽  
Author(s):  
Nancy Mulwa ◽  
Samuel Githigia ◽  
Davis Karanja ◽  
Cecilia Mbae ◽  
Eberhard Zeyhle ◽  
...  

The aim of this study was to determine the prevalence and intensity of gastrointestinal parasites in donkeys slaughtered in Kinamba, Mogotio, and Lodwar slaughterhouses and their association with several host factors. A survey was done between July and September 2017 in three slaughterhouses. Faecal samples were collected per rectum from all the study donkeys for faecal egg counts (EPG) and morphological identification of the eggs. At slaughter, the gastrointestinal tracts were opened and examined visually, and all helminth parasites collected were subjected to morphological identification. Prevalence and intensity were calculated based on the helminth identified and EPG. A total of 282 donkeys were sampled. A majority of the donkeys (89%) were in poor body condition. Ten helminth parasite species were identified in 85.5% donkeys. They were Strongylus vulgaris (52.8%), Parascaris equorum (20.2%), Strongylus edentatus (12.1%), Anaplocephala perfoliata (10.3%), Setaria equina (3.5%) Anaplocephala magna (2.5%), Cylicocyclus auriculatus (2.1%), Cyathostomum species (1.8%), Strongylus equinus (0.4%), and Triodontophorus serratus (0.4%). A significant percentage (55.3%) had no eggs in their feces, 39% had low infection, 5% had medium, and only 0.7% were heavily infected. Prevalence rates via use of the EPG showed Strongyles (44.7%), Parascaris equorum (5.3%), Oxyuris equi (11%), Triodontophorus tenuicolis (0.7%), Habronema species (0.7%), and cestodes eggs (0.4%). No significant differences were observed between fecal Strongylus egg count and age, sex, and pregnancy status. However, donkeys with poor body condition shed more Strongylus eggs in feces. Helminth infections are prevalent in donkeys in Kenya; however, this is not reflected in coprological analyses. These helminth parasites may contribute to poor body condition, ill health, and poor productivity of donkeys.


2020 ◽  
Vol 13 (1) ◽  
Author(s):  
Alireza Sazmand ◽  
Aliasghar Bahari ◽  
Sareh Papi ◽  
Domenico Otranto

AbstractParasitic infections can cause many respiratory, digestive and other diseases and contribute to some performance conditions in equids. However, knowledge on the biodiversity of parasites of equids in Iran is still limited. The present review covers all the information about parasitic diseases of horses, donkeys, mules and wild asses in Iran published as articles in Iranian and international journals, dissertations and congress papers from 1931 to July 2020. Parasites so far described in Iranian equids include species of 9 genera of the Protozoa (Trypanosoma, Giardia, Eimeria, Klossiella, Cryptosporidium, Toxoplasma, Neospora, Theileria and Babesia), 50 helminth species from the digestive system (i.e., 2 trematodes, 3 cestodes and 37 nematodes) and from other organs (i.e., Schistosoma turkestanica, Echinococcus granulosus, Dictyocaulus arnfieldi, Parafilaria multipapillosa, Setaria equina and 3 Onchocerca spp.). Furthermore, 16 species of hard ticks, 3 mite species causing mange, 2 lice species, and larvae of 4 Gastrophilus species and Hippobosca equina have been reported from equids in Iran. Archeoparasitological findings in coprolites of equids include Fasciola hepatica, Oxyuris equi, Anoplocephala spp. and intestinal strongyles. Parasitic diseases are important issues in terms of animal welfare, economics and public health; however, parasites and parasitic diseases of equines have not received adequate attention compared with ruminants and camels in Iran. The present review highlights the knowledge gaps related to equines about the presence, species, genotypes and subtypes of Neospora hughesi, Sarcocystis spp., Trichinella spp., Cryptosporidium spp., Giardia duodenalis, Blastocystis and microsporidia. Identification of ticks vectoring pathogenic parasites, bacteria and viruses has received little attention, too. The efficacy of common horse wormers also needs to be evaluated systematically.


2014 ◽  
Vol 62 (6) ◽  
pp. 511-520 ◽  
Author(s):  
Mahmoud Abdel-Latif ◽  
Thabet Sakran ◽  
Gamal El-Shahawi ◽  
Hoda El-Fayoumi ◽  
Al-Mahy El-Mallah

2020 ◽  
Vol 76 (10) ◽  
pp. 6454-2020
Author(s):  
DARIUSZ BEDNAREK ◽  
ROLAND KUSY ◽  
GRZEGORZ TOMCZYK ◽  
JADWIGA ZAGAŃCZYK

Talpa (poll evil) is a traditional term for an inflammatory illness of horses that manifests itself in a characteristic swelling on the top of the neck and the back of the horse’s head between the ears, which is caused by infection of the bursa (bursitis) in the neck and progresses to a large abscess at the poll. It starts as an inflamed bursa at the anterior end of the neck between vertebrae and the nuchal ligament, and swells until it presents as a characteristic swelling at the poll. The swelling can increase until it ruptures and drains. There are several causes of talpa, such as injury, irritation of the skin, or a puncture wound, but the most common cause is infection by various bacteria, including but not limited to Brucella abortus accompanied with Actinomyces bovis, as well as Bacteroides fragilis, Corynebacterium spp., Escherichia coli, Pasteurella spp., Proteus mirabilis, Staphylococcus aureus, Staphylococcus epidermidis, Streptococcus equi, Streptococcus zooepidemicus and even some parasites, such as Onchocerca cervicalis or O. reticulata. Because of the modern efforts to reduce the incidence of brucellosis in livestock, horses are less exposed to Brucella abortus, and hence modern cases of poll evil usually arise from skin trauma due to the horse striking its head against poorly designed or lowclearance structures, or to improper use of equipment, particularly leaving a badly-chosen halter on the horse around the clock. Poll evil is difficult to treat because of the deep-seated nature of the infection. If the bacterial infection of the bursa and nuchal ligament has spread, and purulent discharge is present, antibiotic therapy will be necessary along with hot packs and, possibly, surgery to remove infected and devitalized tissue. The paper presents the aetiopathogenetic background of poll evil and then describes in detail a field case reported in veterinary practice.


Author(s):  
D. I. Ruban ◽  
◽  
I. G. Glamazdin ◽  
D. I. Udavliev ◽  
M. D. Mamedberdyeva ◽  
...  

The article provides information about the new preparation Iverpradag, developed by the firm "Gudratli lukman" (Turkmenistan), which is being tested in Russian Federation and Turkmenistan, intended for the prevention and treatment of parasitosis in horses. The active principle of the developed preparation is widely known and very effective ivermectin and praziquantel (in complex). Studies conducted in Russia and Turkmenistan showed high effectiveness of the drug against nematodes including Delafondia vulgaris, Alfortia edentatus, Dictyocaulus arnfieldi, Parascaris equorum, Strongylus equinus, Strongyloides westeri, Setaria equina, and cestode, including Anoplocephala magna, Anoplocephala perfoliata and Paranoplocephala mamillana, as well as against gastric larvae (Gastrophilus spp.) parasitizing in horses. The conducted studies showed high efficiency of the drug Iverpradag in the form of paste when applied at the rate of 1 dose (0,9 ml) per 100 kg of body weight.


1985 ◽  
Vol 71 (4) ◽  
pp. 512 ◽  
Author(s):  
Sharon U. Coleman ◽  
Thomas R. Klei ◽  
Dennis D. French

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