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Doctor insights on: Allergy Hives

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What can I do to help my allergy hives when no OTC medicine or cream seems to help?

What can I do to help my allergy hives when no OTC medicine or cream seems to help?

See an allergist: The best treatment for hives is to avoid whatever is causing them; an allergist can help with the identification. In the majority of cases in which no cause can be identified, prescription medications can be vastly more effective than what is available over the counter. ...Read more

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Dr. John Chiu
2,479 doctors shared insights

Allergies (Definition)

Allergies occur when your immune system is triggered by envirionmental factors it should ignore--for example, pollen in the air, or dander on a cat or dog--and creates cells to fight against them. An allergic reaction typically causes itching, congestion, or drainage, and ...Read more


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How long do penicillin allergy hives take to clear?

How long do penicillin allergy hives take to clear?

Varies: Hives due to drug allergy usually improve within a day or two of stopping the medicine but can last as long as a week or two. It is best to call the doctor to determine what treatment is needed. ...Read more

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Citalopram allergy = hives?

Citalopram allergy = hives?

Very rare: According to fda data less than 1% of individuals develop urticaria (hives) or anaphylaxis with citalopram. Citalopram can be ruled out as the cause of any anaphylaxis, skin rash or hives you develop after you have been on it for over 1 year. ...Read more

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I have allergies( hives) that are itchy only during evenings and come on and off times what's wrong with me? Its been almost a month, its not bed bugs cuz we bug sprayed it a week ago just incase. Some hives stay and itch like crazy, some comes on and off

I have allergies( hives) that are itchy only during evenings and come on and off times what's wrong with me? Its been almost a month, its not bed bugs cuz we bug sprayed it a week ago just incase. Some hives stay and itch like crazy, some comes on and off

Hives : Hives are a common problem with many potential triggers. You should see an allergist for a variety of food and other tests as well as labs performed to rule out systemic etiologic factors for hives. Medications to relieve the hives can be given. ...Read more

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Why would i suddenly have so many med allergies (hives, etc?) allergic to nsaids, opiates, keflex, and more. All within a couple yrs. Why?

Why would i suddenly have so many med allergies (hives, etc?) allergic to nsaids, opiates, keflex, and more. All within a couple yrs. Why?

It is uncommon: First you need to describe what kinds of problem you have had with each of the drugs since some may not really be from an allergy. Becoming "allergic" to drugs with unrelated chemical structure in 2 years is also rare. You need to consult an allergist to help you sort this out. ...Read more

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HI, My 2 week son is having allergy/Hives and paediatrician advised Fenistil drops for him. Can yo please advise if it is safe for 2 week old baby?Tx

HI, My 2 week son is having allergy/Hives and paediatrician advised Fenistil drops for him.  Can yo please advise if it is safe for 2 week old baby?Tx

I would not: recommended this medicine for this child this young. I know this medicine is available worldwide and used for various allergic conditions in adults and older children. ...Read more

Dr. Ralph Wharton
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