Itchy Bumps on Skin like Mosquito Bites, all over Body, Small, Dots, How to Get Rid of Them

It is quite difficult to guess what might be the cause of itchy bumps on skin like mosquito bites at a fast glance. Therefore, a close examination of the skin changes can you identify the culprit leading to bumps on the skin that itch and look like mosquito bites, spider bites or bed bug bites.

In this post, you will discover some of the common culprits that lead to the formation of itchy bumps on the skin and some of the best treatment that can help get rid of them .you may also explore the pictures and understand how to tell if it is a mosquito bite, spider bite or bed bug bite.


Some of the potential causes of itchy bumps on skin like mosquito bites include:

Allergic Reaction

This skin reaction may result in itchy bumps that look like mosquito bites but aren’t. Some of the most common allergens that result in itching, skin rash, redness among other symptoms include pollen grains, wool, molds, pet dander, poison ivy, and chemicals.

You may also develop skin bumps that itch from certain foods after eating due to an allergic reaction. It is advisable to stay away from these allergens in order to avoid the reaction on the skin.

Certain Medication or Drugs

You can also notice the appearance of skin bumps that itch all over the body as a result of the side effect of taking certain medicines or drugs. You can develop a skin rash that itches all over the body or certain parts of the body after taking antibiotics, narcotic pain medications and antifungal drugs.

It is important to talk to your doctor in order to get an alternative to these drugs when treating certain body conditions. This will help prevent the appearance of these annoyance bumps on the skin. If they have already developed, you can use tetracycline, sulfonamides, and phenothiazine to control the symptoms.

Skin Cancer

According to the American Cancer Society, the abnormal growth of itchy bumps on the skin is a common skin cancer that is found in the United States. These bumps are mainly found on the facial skin, elbows, hands, legs and other areas that are directly exposed to the sun.

According to doctors on WebMD, skin cancer develops due to prolonged exposure to the direct UV rays from the sun. The family history of cancer can increase the chances of getting skin cancer even after being exposed to arsenic, radium, pitch, and creosote compounds.

Also, people with multiple moles on the skin surface have higher chances of developing this abnormal growth on the skin surface. It is recommended to consult your dermatologist for diagnosis and early treatment.

Insect Sting

People with sensitive skin to an insect sting are likely to experience swellings, redness, itching, and irritation at the site affected. Some of the most common insects that sting are bees, ants, and wasps. The chemical content that is found in the sting may result in itchy bumps on the skin like mosquito bites.


This is a bacterial infection on the skin that may result in itchy bumps. These itchy bumps are mainly found on the face, hands, and legs. Although this skin infection can affect anyone, they are said to be common among children of age between 2 and 5 years.

According to Mayo clinics, these bacteria causing the skin infection usually enter the body through minor cuts, open wounds, insect bites, and other injuries. Always cover any open wound on the skin using a sterilized bandage to prevent further infections.


According to doctors on WebMD, human papillomavirus is the main cause of warts on the skin. Warts are raised itchy bumps that are highly contagious. Some of the common parts of the body where they develop include the mouth, on face, fingers, heels, and genitals.

According to the American dermatologist institute, warts usually appear in clusters just like cauliflower in the appearance. Some of common warts that are found on human beings are common warts, plantar warts, flat warts, filiform warts, and periungual warts.

Cold Sores

They are also known as fever blisters. The skin condition usually results in the formation of a white pimple on the lips and corners of the mouth. It is caused by a viral infection known as herpes simplex virus. The virus results in the formation of bumps that have itching sensation as well as burning effect.

Internal Diseases

Having skin rash that itches on the body can be a symptom of underlying medical condition or disease. According to the mayo clinic, anemia or iron deficiency, kidney failure, certain types of cancer such as leukemia and lymphoma as well as thyroid problems are the common diseases that usually result in itchy bumps on the skin like mosquito bites.

These skin rashes are all over the body and it is recommended to visit your doctor for diagnosis of the symptoms then offer appropriate treatment.

Skin Diseases

You are likely to experience the formation of bumps that look like mosquito bites that come and go due to various skin diseases like allergic eczema or dermatitis, scabies, lice, psoriasis, chickenpox, and hives.

According to Cleveland clinics, these skin diseases are also accompanied by other symptoms like redness, swelling, inflammation and a burning sensation.


During the pregnancy period, there are a lot of hormonal changes in the body. These hormonal imbalances can trigger the oil glands to produce excess sebum. The oil blocks the skin pores resulting in the formation of pimples around the hair follicles that can itch in case they are infected.

During this period women are also susceptible to dermatitis or eczema. In case of such changes on the skin, always consult your doctor on how to manage the symptoms on the skin.

Skin acne

Some of the common skin acne that can result in itchy after the infection is papules, pustules, nodules or cyst. These skin acne can also show up as small red bumps that are filled with pus. These skin acne do occur due to hormonal changes during puberty, menstruation, pregnancy, and menopause.

That Comes and Goes

Sometimes, you can develop itchy bumps or rash that looks like mosquito bites that come and goes. These types of itchy bumps on the skin usually come and last for a period of fewer than two days. They are caused by the following factors:

  • Irritant Contact Dermatitis

It occurs due to repeated rubbing of the skin surface with irritants such as detergents, perfumes, cosmetics, soap, metal jewelry, deodorant, or other personal care products. These irritants may result in a mosquito-bite-like rash.

  • Heat Rash (Miliaria)

These are rashes that mainly develop between the skin folds due to clogging of the sweat ducts by excess sweat. Therefore, heat rash will result in the formation of raised itchy bumps on the skin like mosquito bites.

  • Hives

This is a skin condition that results in the formation of a cluster of tiny bumps on the skin that look like mosquito bites. According to the American Academy of Allergy Asthma & Immunology, hives usually develop as a result of allergic reactions from certain medicines or foods.

All Over the Body

According to WebMD, having itching bumps on the skin can be discomforting and annoying. However, this should not be a cause for concern since most of these itchy bumps on the skin are treatable.

There are several factors that may result in a rash that looks like mosquito bites all over the body. It is important to understand the underlying cause before seeking a proper medical and home care technique.

Some of the most common cause of itchy bumps all over the body includes:

  • Scabies

This is a contagious parasite that results in the appearance of skin rash that itches very much. According to Mayo clinics, people who have scabies usually experience itchy bumps all over the body.

It is advisable to seek medication from your doctor in order to prevent the infestation of the parasites on the body. Some of the common lotions or creams that will be prescribed are Lindane lotion, Permethrin cream, 5% and Ivermectin (Stromectol).

  • Hives

It is also known as urticaria. It occurs as a result of allergic reactions from foods or skin care products and it results in the formation of itchy bumps all over the body.

It is recommended to identify the source of the allergic reaction and try as much as you can to stay away. In extreme cases, you can visit your doctor for a prescription of Antihistamines, oral corticosteroids, and biologic drugs.

  • Pityriasis Rosea

This is another skin condition that mainly occurs in adults. Although the cause is linked to viral infection, the exact cause according to WebMD is still unknown. The skin condition usually results in the formation of a skin rash that itches on the chest, back, arms and legs.

Random on Skin

As mentioned earlier, having random itchy bumps on the skin can just be caused by the same factors. However, it is advisable to visit your dermatologist for a diagnosis of the symptoms and treatment options that can help to manage the symptoms.

Here are some of the highlights of the major causes of bump or rash that looks like bug bites but doesn’t itch. They include:

  • Prickly Heat
  • Allergic reactions to food or medicine
  • Rubbing from fabrics
  • Keratosis pilaris
  • Eczema

NOTE: You can also read my article about how to get rid of itchy red bumps on the skin using either simple home remedies or medical treatments.


In this post, we have provided some pictures that can provide insight on how to tell if you have hives or bug bites or mosquito bites. These pictures can also help you analyzed some of the symptoms and the proper way of managing them.


There are numerous treatments available that can help to get rid of itchy bumps on the skin like mosquito bites or spider bites. Your skin dermatologist will examine the skin condition and identify the best treatment method.

Some of the most common forms of treatment used by a dermatologist in treating itchy bumps on the skin include:

  • Corticosteroid Creams
  • Calcineurin Inhibitors
  • Prescription of fluoxetine and sertraline.

Note: It is important to treat the underlying disease before treating any type of skin condition. Always consult your doctor before buying any of the counter creams or ointments.

Home Remedies

Some of the most commonly used simple home remedies include:

Use Apple Cider Vinegar

Apple cider vinegar contains ingredients that are said to be anti-itching agents. This feature will help to get rid of itchy bumps on the skin like mosquito bites and bed bug bites. It is also known to have antiseptic, antibacterial and antifungal properties.

How to use

  • Add 2 cups of apple cider vinegar to a bathtub containing lukewarm water.
  • Soak your body in the mixture for 20 minutes. Pat yourself dry and apply a light moisturizer.

Take Oatmeal Bath

It has the ability to soothe itchy bumps on the skin that occur due to chickenpox, fever blisters, hives, poison ivy, and sunburn. This is one of the natural remedies that does not cause skin irritation.

How to use

  • Add unprocessed oatmeal in a bathtub. Soak your body in the mixture for 30 minutes.
  • Pat dry and apply a moisturizer. Repeat this remedy 2 times a day.
  • For localized areas, you can apply an oatmeal paste.

Apply a cool compress

Application of cold compress on the itchy bumps on skin mosquito bites helps to ease the itching effect. It is important to note that you should never place cold ice cubes on the affected area directly.

How to use

  • Wrap ice cubes in a clean towel and place it on the affected part of the body
  • Allow it to stay for 2 minutes. Repeat the process several times a day until when the discomfort is relieved.

When to See a Doctor

It is important to seek immediate medical attention from your dermatologist in case you experience the following signs and symptoms:

  • When the itchy bumps fail to go away after 3 weeks despite using all form of treatments
  • Intense itching that prevents you from doing your daily activities.
  • Excessive swelling of the itchy bumps
  • The appearance of bruises on the affected areas
  • Prolonged hives on the skin
  • When the itchy bumps on your skin bleed easily


  1. Rash That Looks Like Mosquito Bites:
  2. Can an Allergic Reaction Look Like Bites?
  3. What’s Causing This Raised Bump on My Skin?
  4. Itchy red rash and spots on your skin, what could they be?