• icon: home-outlinedHome
  • icon: file-text-outlinedArticles
  • icon: medicine-box-outlinedFind a vet
  • icon: gift-outlinedPartnerships
  • Lifestyle
  • Behaviour
  • Food
  • Play
  • Fleas & ticks
  • Vaccinating
icon: globeSwitch region
Join MyPet.comicon: arrow-right-outlined
MSD Animal Health home page
uk-mypet-com
  • icon: home-outlinedHome
  • icon: file-text-outlinedArticles
  • icon: medicine-box-outlinedFind a vet
  • icon: gift-outlinedPartnerships
icon: globe Join MyPet.com
icon: filter
  • Lifestyle
  • Behaviour
  • Food
  • Play
  • Fleas & ticks
  • Vaccinating
  • All
  • icon: species-catCat
  • icon: species-dogDog

Fleas & ticks

Dog and Cat on lap
Fleas & ticks
Fleas & ticks
How do external parasites threaten our pet’s health?  
What are these parasites that live on our pets, why are they potentially such a menace to pet health – and what can we do to stop them?
icon: arrow-right-outlined
hugging a dog with parasites
Fleas & ticks
Fleas & ticks
Myth: just a few parasites on my dog, not that bad, right?  
Many parasites may only live on your pet’s coat, but they are still a threat to the health of dogs and cats. So, what damage can they do, and how can we prevent it?   
icon: arrow-right-outlined
Portrait of a cat in the hands of the owner. Ticks on Cats
Fleas & ticks
Fleas & ticks
Ticks on cats and other parasites that are a threat to your pet (and you)   
What do you know about parasites, like ticks on cats, and the dangers they pose to you and your family? In this article, we will break down the risks, and explain what you can do about them. 
icon: arrow-right-outlined
Pet care advice and top tips from MyPet to your pet
Fleas & ticks
Fleas & ticks
Tick, fleas, mosquitoes, and sandflies can harm your pet
Parasite behaviour is changing due to rising temperatures.
icon: arrow-right-outlined
Previous 1234…6 Next

Featured

Tricolor monrel dog sitting in the grass with its tongue out. Outbred dog walking for park in summer day.
Fleas & ticks
Are you aware of all the new threats to your pet’s health?   
There is more to the spread of disease-carrying parasites than a general rise in temperatures. Here we will tell you the full story, so you can get prepared. 
icon: arrow-right-outlined
Fleas & ticks
How are rising temperatures increasing the risk posed by dog ticks, fleas and other parasites in your neighbourhood?   
As temperatures increase, parasites like ticks are able to remain active across a greater time period and a wider geographic area.
icon: arrow-right-outlined
  • ABOUT US
  • CONTACT US
  • PRIVACY POLICY
  • PRIVACY NOTICE
  • TERMS OF USE
  • Accessibility Accessibility button
uk-mypet-com

Copyright © 2025 Merck & Co., Inc., Rahway, NJ, USA and its affiliates. All rights reserved.

uk-mypet-com

Looks like you're visiting from United States!

Flag of United StatesGo To United States

Discover Solutions available for your pet in your country

Flag of AustriaAustriaFlag of BelgiumBelgiumFlag of Czech RepublicCzech RepublicFlag of DenmarkDenmarkFlag of EuropeEuropeFlag of FinlandFinlandFlag of FranceFranceFlag of GermanyGermanyFlag of GreeceGreeceFlag of HungaryHungaryFlag of IrelandIrelandFlag of IsraelIsraelFlag of ItalyItalyFlag of NetherlandsNetherlandsFlag of NorwayNorwayFlag of PolandPolandFlag of PortugalPortugalFlag of RomaniaRomaniaFlag of SlovakiaSlovakiaFlag of SpainSpainFlag of SwedenSwedenFlag of TurkeyTurkeyFlag of United KingdomUnited KingdomFlag of United StatesUnited States
uk-mypet-com

Looks like you're visiting from United States!

Flag of United StatesGo To United States

Discover Solutions available for your pet in your country

Flag of AustriaAustriaFlag of BelgiumBelgiumFlag of Czech RepublicCzech RepublicFlag of DenmarkDenmarkFlag of EuropeEuropeFlag of FinlandFinlandFlag of FranceFranceFlag of GermanyGermanyFlag of GreeceGreeceFlag of HungaryHungaryFlag of IrelandIrelandFlag of IsraelIsraelFlag of ItalyItalyFlag of NetherlandsNetherlandsFlag of NorwayNorwayFlag of PolandPolandFlag of PortugalPortugalFlag of RomaniaRomaniaFlag of SlovakiaSlovakiaFlag of SpainSpainFlag of SwedenSwedenFlag of TurkeyTurkeyFlag of United KingdomUnited KingdomFlag of United StatesUnited States

Choose your species :