Is Hand Foot And Mouth Itchy?

Yes, hand, foot, and mouth disease is typically itchy, but the level of itching varies from person to person. The telltale rash and blisters that appear on the hands, feet, and sometimes the mouth and buttocks are often uncomfortable and can be quite irritating. While the mouth sores are usually painful rather than itchy, the skin rash on the hands and feet frequently causes a prickly or bothersome sensation that can disrupt sleep and daily activities.

What Does the Hand, Foot, and Mouth Rash Actually Feel Like?

The rash from hand, foot, and mouth disease is not the same for everyone. For some people, it is barely noticeable. For others, it is intensely itchy and uncomfortable.

The skin lesions typically start as small red spots. These spots can develop into tiny blisters that may be flat or slightly raised. On the hands and feet, these blisters can feel firm to the touch. They often have a grayish or whitish center surrounded by a red ring.

The sensation is most often described as itchy. However, some people report a feeling of tenderness or a mild burning sensation. Children may not be able to describe the feeling accurately, so they may just seem fussy or constantly try to scratch at the spots.

Why Is the Hand, Foot, and Mouth Rash Itchy?

The itching comes from the body’s immune response to the virus. When the virus replicates in the skin, the immune system sends inflammatory cells to fight it off. This inflammatory response releases histamine and other chemicals. These chemicals irritate the nerve endings in the skin, which the brain interprets as an itch.

The location of the rash also plays a role. The skin on the palms of the hands and the soles of the feet is thicker than skin elsewhere. Blisters in these areas can create pressure against this tough skin, which adds a sensation of discomfort that can feel similar to itching.

It is important to understand that the rash is not caused by a separate allergic reaction. It is a direct result of the viral infection itself.

How Long Does the Itching Last?

The itching and the rash generally follow the same timeline as the illness. The rash usually appears one to two days after the fever starts. It can take a few days for the rash to fully develop.

The most intense itching typically occurs during the first few days after the rash appears. After that, the blisters begin to dry out and form scabs or crusts. As the skin heals, the itching usually subsides significantly.

Most people see the rash resolve completely within 7 to 10 days. In some cases, particularly with the peeling skin that can follow the blisters, a mild itch may linger for a little while longer. The peeling skin is a normal part of healing and is not a sign that the infection is getting worse.

Does the Rash Itch More on Certain Parts of the Body?

Yes. The location of the rash changes the experience significantly.

Mouth sores are usually painful, not itchy. These are ulcers that can make eating and drinking difficult. The pain is the dominant symptom here, not itching.

Hands and feet are where the itching is most commonly reported. The blisters here can be numerous and are in constant contact with clothing, socks, and shoes, which can rub against them and increase the irritation.

Buttocks and thighs can also develop a rash. This rash is often flat and red rather than blistery. It can be itchy but is sometimes not noticed until a diaper change or bath time.

What Can You Do to Relieve the Itching?

Relief focuses on soothing the skin and preventing scratching. Scratching can break the blisters, which increases the risk of a secondary bacterial infection.

There is no specific antiviral treatment for hand, foot, and mouth disease. Treatment is about managing symptoms until the body clears the virus on its own. The following approaches are commonly recommended by clinicians for symptom relief:

• Cool compresses: Applying a clean, cool, damp cloth to the itchy areas for 10-15 minutes can provide temporary relief.
• Cool baths: A lukewarm or cool bath can be soothing. Avoid hot water, which can worsen itching. You can add colloidal oatmeal to the bathwater, which is a gentle, non-medicated option to calm irritated skin.
• Oral antihistamines: For significant itching, an oral antihistamine like diphenhydramine (Benadryl) or cetirizine (Zyrtec) can help. These reduce the histamine response that drives the itch. Diphenhydramine can cause drowsiness, which might be helpful at night to allow for sleep.
• Topical calamine lotion: Calamine lotion is a safe, over-the-counter option that can dry out oozing blisters and provide a cooling, anti-itch effect.
• Moisturizers: Once the blisters start to dry, a gentle, fragrance-free moisturizer can help with the dryness and peeling and reduce the urge to scratch.

Do not use topical antihistamine creams on broken skin. Do not use toothpaste or other home remedies on the rash, as these can cause further irritation or allergic reactions.

When Should You See a Doctor?

Hand, foot, and mouth disease is a viral illness that usually resolves on its own. However, you should seek medical advice in certain situations.

Contact a doctor if the person with the illness is unable to drink enough fluids. Dehydration is the most common complication, especially in young children, because the mouth sores make swallowing painful. Signs of dehydration include a dry mouth, no tears when crying, and going several hours without urinating.

You should also seek medical care if the fever lasts more than three days, or if the person seems unusually lethargic or confused. If the rash shows signs of a bacterial infection—such as increasing redness, warmth, swelling, or pus—medical attention is needed.

In rare cases, the virus that causes hand, foot, and mouth disease can cause more serious complications involving the nervous system or heart. These are uncommon, but you should not hesitate to seek urgent care if the person experiences a stiff neck, severe headache, difficulty breathing, or rapid heart rate.

Is It the Same Virus That Causes Other Childhood Rashes?

No. Hand, foot, and mouth disease is caused by a group of viruses called enteroviruses, most commonly the coxsackievirus A16. It is not the same as chickenpox, which is caused by the varicella-zoster virus. It is also not the same as measles or rubella.

The rash pattern is fairly distinctive. The combination of painful mouth ulcers and a vesicular rash on the palms and soles is highly suggestive of hand, foot, and mouth disease. However, other viral infections can sometimes cause similar-looking rashes. A healthcare provider can usually make the diagnosis based on the history and physical exam alone. Laboratory testing is rarely needed.

It is also worth noting that the disease is highly contagious. It spreads through respiratory droplets, contact with blister fluid, and contact with contaminated surfaces or feces. Good hand hygiene is the most effective way to prevent its spread.