What makes rash go away

Rashes are a symptom of many different medical problems. Other causes include irritating substances and allergies. Certain genes can make people more likely to get rashes.

Contact dermatitis is a common type of rash. It causes redness, itching, and sometimes small bumps. You get the rash where you have touched an irritant, such as a chemical, or something you are allergic to, like poison ivy. Some rashes develop right away. Others form over several days. Although most rashes clear up fairly quickly, others are long-lasting and need long-term treatment.

Because rashes can be caused by many different things, it's important to figure out what kind you have before you treat it. It is a condition also commonly known as weals, welts, or nettle rash. The medical term for hives is urticaria.

While the symptoms of hives can be very irritating, there are many ways to treat, soothe, and get rid of hives. In most cases, the rash usually settles within a few days.

Hives is a type of skin condition usually resulting in a raised, itchy rash. There are several different types of hives, although the effects are mostly the same. Acute urticaria. This rash lasts less than 6 weeks and is usually brought on by an adverse or allergic reaction to certain foods or medications. Infections and insect bites can also cause this type of rash. Chronic urticaria and angioedema. These rashes last for more than 6 weeks.

The rash is may be caused by an underlying medical condition, such as thyroid disease, cancer , or hepatitis. Chronic urticaria and angioedema is a more severe form of hives than acute urticarial, as it can spread to different areas of the body, including the lungs, muscles, and gastrointestinal tract. Angioedema is not usually itchy but causes a deeper swelling of the skin. Physical urticaria. This is due to irritation of the skin. Extreme heat or cold, overexposure to the sun, excessive sweating , or clothes rubbing the skin during exercise can all result in an outbreak.

This rash rarely spreads beyond the original location. This condition is when hives occurs due to scratching or vigorously rubbing the skin. A hives outbreak occurs when high levels of histamine and other chemical messengers are released into the skin, causing a rash and other symptoms to surface. The high levels of histamine cause blood vessels in the affected area to open up and start to leak.

The resulting fluid in the tissues causes swelling and itchiness. Different triggers might cause a person to have an outbreak of hives. Some common causes include:. This antibiotic is available topically and as an oral medication. This medication can treat inflammation caused by hives or other skin conditions caused by bacterial infection.

This nonsteroidal treatment option is taken orally. These drugs should be used only after steroid treatment and antihistamines have been unsuccessful.

Common side effects are headache, stomach upset, cough, and a low fever. This medication must be injected under the skin. This option is only available if your hives have lasted for months or years. Common side effects are headache, dizziness, inner ear pain, and cold symptoms. If your symptoms worsen or last longer than a couple of days, see your doctor. They can identify the cause and provide you with medication to help relieve your symptoms.

Understanding what caused the hives is key to preventing future outbreaks. There are home remedy options for hives that can soothe skin and alleviate symptoms. Learn common treatments and when to seek medical attention.

Hives, or urticaria, are itchy, raised welts that are found on the skin. Hives are often caused by an allergic reaction. Calamine lotion is an over-the-counter OTC medication that can help relieve mild itchiness, or pruritus. It can be used to treat a variety of skin…. You may experience hives if your body temperature rises, such as with exercise or exposure to sunlight.

Learn about treatment and prevention for heat…. While there isn't a clear explanation for why people get chronic idiopathic urticaria, there are several triggers that can cause symptom flare-ups. Hives can be dark red, pink, or white bumps or raised areas. They may appear for no apparent reason. Here's why they happen and what to do. Autoimmune hives may not always have a known cause, or could be due to an underlying condition. Health Conditions Discover Plan Connect. Medically reviewed by Debra Rose Wilson, Ph.

Home remedies Natural remedies OTC options Prescription options See your doctor We include products we think are useful for our readers. Is this cause for concern? Although hives are often associated with allergic reactions, they can also be triggered by: stress medications insect bites or stings sunlight cold temperatures infection other underlying conditions Identifying what triggered your rash is crucial.

However, you should seek immediate medical attention if you experience any of the following: dizziness swelling in your throat or face difficulty breathing These may be signs of a severe allergic reaction and require emergency care.