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You can develop a red rash (hives) from allergies, from contact with an irritant, or from contact with certain chemicals or solutions. If you believe your rash is caused by an allergy or irritant, and it’s mild, you can try home remedies. However, if the rash looks very red, itchy, or uncomfortable, and seems to be spreading all over your body, you may want to consider seeing your doctor for prescription medications to help treat the rash effectively. than.
Steps
Treating Rashes at Home
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Consider seeing a doctor to determine a possible cause of the rash. If you think you have a medical condition related to hives, you should seek medical treatment from your doctor to determine the exact cause of the rash. Your doctor can then prescribe the necessary treatment.
- The risk of contact skin irritation (dermatitis) is quite high for people working in industries that involve food contact, healthcare workers, mechanics, cleaning workers, and Butler.
- Children and women are more prone to rashes.
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Learn the common causes of a mild rash. The term “rash” is not a specific diagnosis. Because there are many different types of hives, it simply means that your skin is inflamed and discolored. This can help you effectively treat hives at home, by identifying the cause first. Possible causes of hives include: [1] X Research Source
- An allergic reaction to a substance, such as an allergy to cat fur or an allergy to the nickel in jewelry. You may also have an allergic reaction to the medications you are taking and develop a rash or hives as a side effect.
- Contact with poison ivy, poison oak, or sumac, which causes contact dermatitis.
- Exposure to extreme temperatures, such as heat rash or frostbite.
- A medical condition such as eczema or psoriasis.
- Viral infections such as herpes or shingles.
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Rinse the rash with water and let it air dry. If you think the rash is the result of contact with poison ivy or poison oak, you should wash the area immediately with warm soapy water and air-dry it. cause irritation by wiping the skin with a towel or cloth. Rinsing with water will stop the spread of the rash, and once the poison ivy is washed off your skin, you won’t be able to pass the poison ivy or poison oak sap to anyone else. [2] X Cleveland Clinic Trusted Source Go to Source
- If the rash develops as a result of an allergic reaction, you can bathe or shower with cold water and non-drying soap, then let the skin air dry. This can help soothe any redness or discomfort.
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Try with baking soda and oatmeal. If the rash is irritating, a warm bath with a cup of baking soda and a cup of oatmeal can also help. Soaking in this solution can help soothe your skin and ease symptoms of inflammation, itching, and swelling.
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Use calamine allergy topical for the rash. You can buy calamine allergy topical at your local drugstore. This cream can relieve and soothe your rash, especially when used at least once a day. [3] X Cleveland Clinic Trusted Source Go to Source
- If you think the rash is caused by an irritation, you might consider using hydrococtizone topical, which can also be found in pharmacies.
- You can also apply a cold compress to the rash before applying the cream or after it dries to help reduce swelling and discomfort.
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Take an over-the-counter antihistamine. If the rash is caused by an allergic reaction, you can treat the rash with over-the-counter antihistamines such as diphenhydramine (Benadryl) and hydroxyzine. These medications can help relieve itching and help your body fight a reaction to the types of histamine found in common allergy symptoms caused by cat dander, pollen, and grass. [4] X Research Sources
- Antihistamines also work well in reducing skin rashes, especially if the rash is caused by an allergic reaction.
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See your doctor if your rash doesn’t heal in a week or you experience severe symptoms. If the rash continues to spread throughout your body or doesn’t seem to be getting better, instead of treating it at home, it’s probably time to see your doctor. Your doctor will examine the rash and prescribe a treatment or medication to cure the rash. [5] X Cleveland Clinic Trusted Source Go to Source
- If you are experiencing more serious symptoms such as difficulty breathing or swallowing, fever, or swelling of the skin or limbs, the rash could be a sign of a more serious medical problem and should be checked by a doctor. specialist.
Treatment of Specific Rash Type
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Use calamine or hydrococtizone topical if you develop a rash because of an allergic reaction. If you are exposed to allergens such as cat dander, pollen, nickel, or other allergens, you can reduce any discomfort or swelling by applying calamine topical. on the rash. You should also take an allergy medicine to relieve your other symptoms, such as a runny nose, eye irritation, or airway obstruction.
- Hydrococtizone topical can be purchased over-the-counter without a prescription. You can find this medicine at a pharmacy or from your doctor. Apply this topical medication on an allergic rash one to four times daily or as directed by your doctor. It can reduce the irritation, redness, inflammation and discomfort caused by the rash. [6] X Research Sources
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Talk to your doctor about changing your medication if you develop a rash or hives from the medication. If you think your rash or hives may be a reaction to a medication you are taking or have recently taken, you should talk to your doctor about changing your medication. Never change or stop taking your medication without your doctor’s approval. Medications that commonly cause allergies include: [7] X Research Source
- Anticonvulsants, commonly used to treat epilepsy.
- Insulin, commonly used to treat diabetes.
- Reflective dye, commonly used in X-rays.
- Penicillin and other antibiotics, often used to treat infections.
- If you experience a reaction to the medication, you may experience a rash, hives, wheezing, swelling of your tongue, lips, or face, and itchy eyes or skin.
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Wash the rash and apply a topical medication if you touch poison ivy or poison oak. If you believe you’ve touched poison ivy or poison oak, which are commonly found in woodlands and deserts, you should wash the rash immediately with soap and cool water. You can then let the rash air dry and apply a topical medication, such as calamine or aloe vera cream, to relieve any itching or inflammation.
- You should also wash clothes that have touched poison ivy or poison oak to reduce the potential for poison to spread.
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Treat heat rash by avoiding sun exposure and bathing in cool water. If you’ve just been exposed to high heat and have skin inflammation, a red hot rash on your body, as well as dizziness and fatigue, you may have a heat rash. If you suspect you have heat rash, get out of the sun immediately and sit in a cool, air-conditioned area. You should then remove any sweaty or damp clothing and shower with cool water to lower your body temperature.
- You should also drink plenty of cool water to stay hydrated and help your body recover from extreme heat exposure.
- Avoid touching or squeezing any blisters or blisters caused by heat rash. Use topical calamine and aloe vera cream to soothe heat rashes so they heal on their own.
- Seek medical attention if your heat rash does not improve after two or three days, or if you experience severe symptoms such as vomiting, headache, dizziness, and nausea.
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Use medical creams or ointments if you have eczema or psoriasis. If your rash is a symptom of eczema or psoriasis, which are chronic skin diseases, you should use medical creams or ointments on the rash. Both of these skin conditions tend to affect your hands, feet, and neck. Your doctor may give you special medical creams or ointments to treat skin problems. [8] X Research Sources
- There are different treatments for eczema and psoriasis. Talk to your doctor or a dermatologist to determine what type of skin disease you have in order to receive the most effective treatment for your rash.
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See your doctor if you think you have herpes or shingles. Herpes or shingles are both viral infections and can have symptoms like a rash in a certain area of your body. However, the virus that causes shingles is not the same as the virus that causes cold sores and herpes. [9] X Trusted Source Mayo Clinic Go to Source
- If you think you have herpes, it is important that you get tested for this sexually transmitted disease by your doctor and receive the necessary antibiotics such as Valtrex. There is no cure for herpes simplex and it is a chronic viral infection. But it’s manageable, and a lot of people with herpes simplex don’t experience it often or never experience symptoms of the disease.
- Shingles can be treated with antiviral medications prescribed by your doctor. This viral illness usually lasts two to six weeks. There is no cure for shingles, but many people only experience symptoms of shingles once or twice in their lifetime.
Get Medical Treatment
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Allow your doctor to examine the rash. Your doctor, or dermatologist, will start by looking for the basic and dominant features of the rash. They can tell if the rash is round, ring, straight, or zigzag. They may also note the density, color, size, severity, and temperature (warm or cold to the touch) of the rash. Finally, she may look at how the rash is distributed over your body, and whether it only appears in certain areas or parts of your body. [10] X Research Source
- Your doctor may also perform tests on your rash, such as microscopic analysis of a skin sample or other tests. She may also perform a skin allergy test on you to determine if you have any allergies. [11] X Research Source
- You may also have to undergo blood tests to determine if the rash could be a symptom of a viral infection or disease.
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Talk to your doctor about prescription medications. If your doctor diagnoses you with a non-contagious rash caused by allergies or exposure to irritants, they may prescribe a topical cortisone or medical ointment to treat the rash. [12] X Research Source
- If your doctor diagnoses your rash as a symptom of eczema, he or she may prescribe topical steroids and medical creams for eczema.
- If your rash is diagnosed as a symptom of a fungal infection such as ringworm or ringworm, your doctor may prescribe an antifungal topical or oral medication.
- If your rash is diagnosed as a symptom of a viral infection such as herpes simplex, they may prescribe oral or injectable antibiotics.
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Schedule your next appointment with your doctor. Once you receive your doctor’s diagnosis and treatment prescription for your rash, you should schedule follow-up appointments with your doctor in the following weeks. This will allow them to check on your treatment and make sure the rash is progressing well with treatment.
- With proper diagnosis and treatment, a non-infectious rash should fade and heal completely in a week or two.
X
This article is co-authored by a team of editors and trained researchers who confirm the accuracy and completeness of the article.
The wikiHow Content Management team carefully monitors the work of editors to ensure that every article is up to a high standard of quality.
There are 10 references cited in this article that you can view at the bottom of the page.
This article has been viewed 20,264 times.
You can develop a red rash (hives) from allergies, from contact with an irritant, or from contact with certain chemicals or solutions. If you believe your rash is caused by an allergy or irritant, and it’s mild, you can try home remedies. However, if the rash looks very red, itchy, or uncomfortable, and seems to be spreading all over your body, you may want to consider seeing your doctor for prescription medications to help treat the rash effectively. than.
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