As horse-carers it is your job to know and understand the lifecycles of the parasites that infect your horses. Management of worms is not...

The most common worm in horses are small strongyles - over 95% of horses will be infected with only small strongyles. As such, small...

Healthy adult horses can be FEC-ed twice a year and dewormed just once or twice a year depending on FEC results. Every horse has an...

Autumn is a key time for worm management in horses - this time of year ties in best with the lifecycles of bot flies and small strongyles.

Diatomaceous Earth (DE) is a type of soil that is formed from the fossilised remains of diatoms, tiny hard-shelled protists. DE is...

Generally speaking, worms do not cause serious sickness or death in horses. This is because we now have access to excellent deworming...

The term ‘fluke’ is used to describe short, flat worms, usually of the class Trematode. In contrast to tapeworms which are cestodes, and...

The main aim of worm management in spring is to limit larval load on pastures. There are two ways of doing this: 1) Manage manure: pick...

"Why can't I use a pour-on on my horses?" you may wonder. Not many scientific studies have been conducted into how well pour-on wormers...

How to tell if dewormers are effective, and if drug resistance is developing: Usually, when an animal (our ourselves) is sick, we know...

Over winter, the management of parasites in horses should focus more on the external population of worms, rather than the worms inside...

Tail-rubbing: is it worms? The most common symptom people report to me when getting a FEC is “rubbing their tail”. However, contrary to...

WORMING HORSES IN SUMMER Why do we worm our horses? If your answer is to make them healthier, than that suggests your horses have...

HORSE DEWORMERS – do you know what you’re treating with? Deworming drugs are called anthelmintics. Helminth = any type of worm, and ant =...

A survey once showed that over 80% of horse owners rotate through anthelmintics (worming drugs) when worming. This is most likely due to...

When managing worms in foals, it is far more important to keep foals on 'clean' pastures, and on good nutrition than to have them on a...

Summer is here, and with it comes the dung beetle. The dung beetle requires manure as a food source for their offspring. The adults bury...

Ivermectin: As a veterinary parasitologist I feel the need to tell you all the story of ivermectin, a drug that unfortunately has been in...

Short answer: don't rotate your wormers. Long answer: A survey once showed that over 80% of horse owners rotate through anthelmintics...

Hint: it’s longer than you think. The lifecycle of many gastrointestinal parasites of livestock and horses (in particular, those of the...