What Is Revolution Plus for Cats?

Author : thomousmiller thomous | Published On : 30 Oct 2026

Revolution Plus for Cats: Uses, Benefits, Application, and Safety Guide

Protecting cats from fleas, ticks, mites, and internal parasites is an important part of maintaining their health and comfort. Parasites can cause itching, skin irritation, digestive problems, and potentially serious health complications. Regular parasite prevention helps reduce these risks and supports a healthier lifestyle for cats.

Revolution Plus is a topical parasite-control treatment developed for cats. It combines two active ingredients, selamectin and sarolaner, to provide protection against several common parasites. Its broad coverage makes it an option for cat owners looking for a convenient treatment that addresses multiple parasite concerns.

This guide explains how Revolution Plus works, which parasites it targets, how to apply it, important safety precautions, and what to consider before choosing it for your cat.

What Is Revolution Plus for Cats?

Revolution Plus is a prescription topical parasiticide designed to treat and control selected external and internal parasites in cats. It contains two active ingredients:

Selamectin: An antiparasitic ingredient that helps control certain external and internal parasites.
Sarolaner: An ingredient belonging to the isoxazoline class, used to control fleas and ticks.

The combination allows Revolution Plus to provide broader parasite coverage than products containing selamectin alone.

It is generally supplied in single-use applicators containing a liquid solution. The treatment is applied directly to the skin, usually at the base of the cat's neck.

Revolution Plus is intended for cats only. Its approved uses, minimum age, weight requirements, and availability can vary by country, so always check the specific packaging and veterinary instructions.

How Does Revolution Plus Work?

Revolution Plus works through the combined action of selamectin and sarolaner. Each ingredient targets parasites through a different mechanism.

Selamectin

Selamectin belongs to the macrocyclic lactone family. It affects nerve and muscle signalling in susceptible parasites, leading to paralysis and death.

It is used to help control parasites such as fleas, ear mites, certain intestinal worms, and heartworm infection, depending on the approved product indication.

Sarolaner

Sarolaner belongs to the isoxazoline class of antiparasitic ingredients. It interferes with certain nerve signalling pathways in susceptible parasites, resulting in uncontrolled nervous system activity and death.

It is particularly important for the product's flea and tick activity.

Combined Parasite Protection

By combining these ingredients, Revolution Plus targets several parasite groups through one topical treatment. However, it does not protect against every parasite species. Always review the approved parasite coverage on the product label.

What Parasites Does Revolution Plus Control?

Revolution Plus is designed to protect cats against several common parasites. Its labelled parasite coverage includes the following:

1. Fleas

Fleas are common external parasites that feed on blood and can cause significant discomfort.

Signs of flea infestation include:

Frequent scratching and biting
Excessive grooming
Hair loss
Red or irritated skin
Small black specks of flea dirt in the coat
Restlessness and discomfort

Revolution Plus helps kill adult fleas and provides ongoing flea control when used according to the recommended schedule. Controlling fleas is also important for reducing the risk of flea allergy dermatitis and flea tapeworm transmission.

A flea infestation may involve eggs, larvae, and pupae in the home. Washing pet bedding and vacuuming carpets and furniture can help reduce environmental flea populations.

2. Ticks

Ticks attach to cats and feed on their blood. Some tick species can transmit diseases, while heavy infestations may cause irritation and blood loss.

Depending on the product's approved indications, Revolution Plus controls certain tick species, including the black-legged tick, Gulf Coast tick, and American dog tick in the United States.

Tick species and product approvals vary between regions. Never assume that Revolution Plus covers every tick species found in your location.

3. Ear Mites

Ear mites are microscopic parasites that live in the ear canal and cause irritation.

Common symptoms include:

Frequent head shaking
Repeated ear scratching
Dark, crumbly ear discharge
Redness around the ears
Discomfort when the ears are touched

Revolution Plus is labelled for the treatment and control of ear mite infestations in cats.

If your cat continues scratching its ears after treatment, a veterinarian should check for other possible causes, including bacterial or yeast infections.

4. Roundworms

Roundworms are intestinal parasites that can affect cats of different ages, particularly kittens.

Possible signs include:

Vomiting
Diarrhoea
Poor growth
A swollen or pot-bellied appearance
Reduced body condition

Revolution Plus is indicated for the treatment and control of adult roundworms in cats. However, a veterinarian may recommend additional parasite management depending on the cat's age and exposure risk.

5. Hookworms

Hookworms attach to the intestinal lining and feed on blood. An infestation can cause digestive problems and, in severe cases, anaemia.

Possible symptoms include:

Diarrhoea
Weakness
Weight loss
Poor appetite
Pale gums in more serious cases

Revolution Plus is indicated for the treatment and control of adult hookworms in cats. Veterinary assessment is important if your cat shows signs of intestinal parasitism.

6. Heartworms

Heartworm disease is caused by parasitic worms transmitted through mosquito bites. Cats can become infected even when they spend most of their time indoors.

In cats, heartworm infection can affect the lungs and respiratory system. Signs may include coughing, breathing difficulties, vomiting, and reduced activity.

Revolution Plus helps prevent heartworm disease by targeting susceptible immature heartworm stages. It is a preventive treatment, not a cure for established adult heartworm infection.

Key Benefits of Revolution Plus for Cats

Broad-Spectrum Parasite Control

One of the main benefits of Revolution Plus is its coverage against multiple parasite groups. It combines two active ingredients to target selected fleas, ticks, mites, and internal parasites.

Convenient Topical Treatment

The product is applied directly to the skin, which can be helpful for cats that resist tablets or oral medication.

Helps Control Fleas and Ticks

The combination of selamectin and sarolaner provides flea and tick control against the species listed on the product label.

Supports Heartworm Prevention

Regular use according to the approved schedule helps prevent heartworm disease. This is particularly important in areas where mosquitoes can transmit heartworm larvae.

Helps Manage Ear Mite Infestations

The treatment can help control ear mites, which are a common cause of itching and irritation in cats.

Simple Monthly Routine

Revolution Plus is generally administered once monthly. A regular schedule helps maintain continuous parasite protection when used as directed.

How to Apply Revolution Plus to Cats

Correct application helps ensure the treatment is delivered as intended.

Follow the manufacturer's instructions for the exact applicator supplied with your product.

Check the packaging: Confirm that the treatment is intended for cats and matches your cat's current weight range.
Prepare the applicator: Remove the single-use applicator from its packaging and open it according to the instructions.
Choose the application area: Part the fur at the base of the neck, in front of the shoulder blades, until the skin is visible.
Apply directly to the skin: Place the applicator tip against the exposed skin and dispense the contents as directed.
Avoid rubbing the area: Do not massage the solution into the skin unless the product instructions specifically require it.
Allow the area to dry: Keep your cat from licking the application site and follow the label's precautions concerning contact with other pets and people.
Dispose of the applicator: Discard the empty applicator safely.

Do not apply Revolution Plus to wet, broken, or irritated skin unless your veterinarian advises otherwise.

How Often Should Revolution Plus Be Used?

Revolution Plus is generally designed for monthly administration. The exact schedule should follow the product label and your veterinarian's recommendation.

For consistent parasite protection:

Apply the treatment at the recommended monthly interval.
Set reminders to avoid missed applications.
Do not apply an additional dose if you are unsure whether a previous dose was given.
Ask your veterinarian how to manage a missed treatment.
Maintain the schedule throughout the period when protection is needed.

If you are switching from another parasite-control product, ask your veterinarian about the appropriate timing to avoid overlapping treatments unnecessarily.

Choosing the Correct Revolution Plus Strength

Revolution Plus is available in different strengths for different cat weight ranges. Selecting the correct applicator is essential.

Check Your Cat's Weight

Weigh your cat before selecting the product. Do not estimate its weight based on appearance alone.

Use the applicator that corresponds to the cat's weight range on the packaging.

Consider Your Cat's Age

The commonly approved US formulation is intended for cats and kittens aged eight weeks or older, weighing at least 2.8 lb (1.25 kg). Requirements may differ for products registered in other countries, so confirm the exact label.

Use the Cat-Specific Formulation

Never use a dog formulation on a cat. Products may contain different ingredients, concentrations, and dosing instructions.

Check the Product's Approved Coverage

Before purchasing, confirm that the formulation covers the parasites relevant to your cat's needs. A veterinarian can help determine whether additional treatments are necessary.

Possible Side Effects of Revolution Plus

Most cats tolerate Revolution Plus when it is used correctly, but side effects can occur.

Potential reactions include:

Temporary hair loss or irritation at the application site
Changes in the appearance of the coat around the treated area
Vomiting
Diarrhoea
Reduced appetite
Tiredness or lethargy
Excessive salivation if the cat licks the product

Revolution Plus contains sarolaner, an isoxazoline-class ingredient. Products in this class have been associated with neurological adverse reactions in some animals, including muscle tremors, uncoordinated movement, and seizures. These reactions can occur even in animals without a previous history of neurological problems.

Contact a veterinarian promptly if your cat develops unusual behaviour, tremors, weakness, difficulty walking, or other concerning symptoms. Seek urgent veterinary attention for seizures or breathing difficulties.

Important Safety Precautions

Before using Revolution Plus, consider the following precautions:

Use only the formulation approved for cats.
Follow the correct weight range and age requirements.
Do not exceed the recommended application frequency.
Avoid contact with the eyes and mouth.
Prevent your cat from licking the wet application site.
Wash your hands after handling the applicator.
Keep children and other pets away from the treated area until it is dry.
Store the product according to the packaging instructions.
Consult a veterinarian before use in cats with a history of seizures or neurological disorders.
Inform your veterinarian about any other medications or parasite treatments your cat is receiving.

If an accidental overdose occurs, contact a veterinarian even if your cat appears normal.

Revolution vs Revolution Plus: What Is the Difference?

Revolution and Revolution Plus are related parasite-control products, but they are not identical.

Feature	Revolution	Revolution Plus
Active ingredients	Selamectin	Selamectin and sarolaner
Flea control	Yes, according to the approved label	Yes
Tick control	Not included in standard feline Revolution coverage	Controls selected tick species
Ear mite control	Yes, where approved	Yes
Roundworm control	Certain approved formulations	Yes, adult roundworms
Hookworm control	Certain approved formulations	Yes, adult hookworms
Heartworm prevention	Yes, where approved	Yes
Application	Topical	Topical
Typical schedule	Monthly, according to the label	Monthly, according to the label

The main difference is the addition of sarolaner in Revolution Plus, which expands its coverage to include certain ticks.

The best option depends on your cat's parasite exposure, health history, and the products approved in your country. A veterinarian can help select the most appropriate treatment.

Tips for Maintaining Your Cat's Parasite Protection

Using a monthly treatment is important, but a complete parasite-control routine also involves good hygiene and regular monitoring.

Maintain a Treatment Calendar

Record each application date and set a reminder for the next dose. This helps prevent gaps in protection.

Keep Your Cat's Bedding Clean

Wash bedding regularly and vacuum areas where your cat sleeps. These steps can help reduce flea eggs and immature flea stages in the home.

Inspect Your Cat's Skin and Coat

Look for fleas, flea dirt, ticks, redness, hair loss, and excessive scratching. Early identification makes it easier to address parasite problems.

Monitor Ear Health

Check for unusual discharge, odour, redness, or frequent head shaking. Persistent ear symptoms should be assessed by a veterinarian.

Maintain Regular Veterinary Visits

Routine check-ups help identify parasite-related problems and determine whether your cat needs additional testing or treatment.

Frequently Asked Questions About Revolution Plus for Cats

1. What is Revolution Plus used for in cats?

Revolution Plus is a topical parasite-control treatment containing selamectin and sarolaner. It is used to control fleas, certain ticks, ear mites, roundworms, and hookworms, and to prevent heartworm disease according to its approved product indications.

2. How often should I apply Revolution Plus?

Revolution Plus is generally administered once a month. Follow the exact instructions on the packaging and your veterinarian's advice.

3. Does Revolution Plus kill fleas?

Yes. It helps kill adult fleas and provides ongoing flea control when used according to the recommended treatment schedule.

4. Does Revolution Plus protect against ticks?

Yes. It controls certain tick species listed on the approved product label. However, it does not necessarily protect against every tick species found in all regions.

5. Can Revolution Plus be used on kittens?

The commonly approved US formulation is intended for kittens aged eight weeks or older that weigh at least 2.8 lb (1.25 kg). Always check the specific product label because requirements can vary by country.

6. Does Revolution Plus prevent heartworms?

Yes. It helps prevent heartworm disease by targeting susceptible immature heartworm stages. It does not treat established adult heartworm infections.

7. Can Revolution Plus treat ear mites?

Yes. Revolution Plus is approved for treating and controlling ear mite infestations in cats. Persistent ear symptoms should be evaluated by a veterinarian.

8. Is Revolution Plus safe for cats with seizures?

Cats with a history of seizures or neurological disorders require particular caution because sarolaner belongs to the isoxazoline class, which has been associated with neurological adverse reactions. Consult a veterinarian before using the product.

9. Can I use Revolution Plus on my dog?

No. Revolution Plus for cats should only be used on cats. Use a dog-specific product that has been approved for the animal's species and weight.

10. What should I do if my cat experiences side effects?

Contact your veterinarian if your cat develops vomiting, diarrhoea, unusual tiredness, or irritation. Tremors, seizures, severe weakness, or difficulty walking require urgent veterinary attention.

Final Thoughts

Revolution Plus for Cats combines selamectin and sarolaner to provide protection against several common parasites, including fleas, selected ticks, ear mites, roundworms, and hookworms, while also helping prevent heartworm disease.

Its convenient topical application and broad parasite coverage make it a useful option for many cats. However, the correct strength, age and weight requirements, and approved parasite indications must always be checked before treatment.

By following the product instructions, maintaining a consistent prevention schedule, and consulting a veterinarian when necessary, cat owners can help protect their pets from parasite-related health problems and support their long-term wellbeing.