Designed specifically for large dogs from 20.1-40kg, Revolution Dog Large Teal is an effective all-in-one flea and heartworm treatment medication with rapid action. Administered once per month, it quickly spreads through your pet's skin, killing all external parasites and breaking the flea life cycle. Revolution successfully eliminates fleas, flea eggs and flea larvae in your pet's environment. The easy-to administer dose will protect your pet for up to a month, while also preventing the development of heartworm disease, as well as treat ear mites and sarcoptic mice. Due to its unique formula, Revolution will also ensure that your pet's flea allergy dermatitis is under control from the moment of application. It's also waterproof after two hours and won't wash off! Revolution Dog Large Teal is safe for treatment of puppies from 6 weeks of age as well as pregnant and lactating females. Looking for some treats to encourage and reward your dog for taking his or her medication? Check out our range of gourmet dog treats here!