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Doctor insights on: Itchy Hives On Arms

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I've been on methimazole for 6 yrs & recently have developed itchy hives on my chest/inner arms/scalp/neck/ears and occasionally back & legs-related?

I've been on methimazole for 6 yrs & recently have developed itchy hives on my chest/inner arms/scalp/neck/ears and occasionally back & legs-related?

Maybe: Methimazole is notorious for causing a rash. It is unusual to get a rash after 6 yr, but it is possible. Presumably you have graves disease? Perhaps it is time to reevaluate your hyperthyroidism and think about definitive treatment. See your endocrinologist. ...Read more

Dr. Qamar Khan
3 doctors shared insights

Hives (Definition)

Also known as urticaria, hives are an outbreak of red bumps or wheals that appear quickly after exposure to certain allergens (foods, medications, other substances). Hives vary in size, are itchy, can burn, and can last for up to ...Read more


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Why I am getting itchy hives while exercising? This is just started 2 weeks ago. I got hives mostly on arms and shoulders sometimes on back and legs.

Why I am getting itchy hives while exercising? This is just started 2 weeks ago. I got hives mostly on arms and shoulders sometimes on back and legs.

Many answers: The most common type of hives associated with exercise is called cholinergic urticaria which however usually occurs after and not during exercise. Nobody knows for sure why this happens. Since yours occur during exercise, I am not certain that we are talking about the same thing. Try taking an antihistamine 1-2 hrs prior to exercise and see if it helps. ...Read more

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Rash with itchy hives on neck, chest, stomach and arms. I've been around mold and mildew. Can that make me break out like this?

Rash with itchy hives on neck, chest, stomach and arms. I've been around mold and mildew. Can that make me break out like this?

Please see: Please see your dermatologist for evaluation and to discuss treatment options. It's difficult to find the cause of hives. ...Read more

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I have a patch of bumps on my left and right arm between my antecubital and my elbow. They are really itchy and they come and go through out the day. I also get patches of itchy hives on my thighs and the sides of my knees. It all seems to be symmetrical.

Urticaria: Seems acute urticaria, may due to something you ate or exposed too or a medicine, or may be a pet, OTC antihistamines would help, start with the less sedating as loratadine or fexofenadine, don't drive if you feel drowsy, avoid the cause of the rash if known, if no improvement see your doctor ...Read more

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Itchy hives all over body now have itchy clear bumps on hands what is this?

Itchy hives all over body now have itchy clear bumps on hands what is this?

Hives: Hives can be an allergic reaction to food or medications. It is important to be evaluated by a physician to eliminate any potential causes and to be recommended appropriate oral antihistamines. Occasionally, oral steroids may be needed as well. If the hand blisters are on the palm, it could represent a severe allergic reaction known as erythema muliforme. You should see a physician quickly. ...Read more

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Can chronic anxiety cause itchy hives on chest?

Can chronic anxiety cause itchy hives on chest?

Possible: Anxiety and stress have been known to induce or aggravate hives. However this diagnosis is usually made after the common causes have been ruled out. The most common type consists of small red itchy bumps called cholinergic urticaria. ...Read more