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Doctor insights on: Symptoms Urticaria Allergy

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Symptoms of allergic reaction to antihistmine ?

Symptoms of allergic reaction to antihistmine ?

That's curious....: Allergic reactions are when the body's immune system detect something that it recognizes as a foreign substance (ingested, contact through skin, food or medicine, or in the case of auto-immure diseases, it's own cells). One reax is to mobilize cells that secrete anti-histamines to fight the allergic reax. So, allergic relax to antihistamine would be very unusual. Let detective doc sort this out. ...Read more

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Dr. John Chiu
2,648 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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Gastrografin allergy symptoms?

Gastrografin allergy symptoms?

Many: Allergic reactions to any drug vary widely from patient to patient. In my experience, it is very uncommon to have an allergic reaction to gastrografin. If you have an iodine allergy, then you should avoid gastrografin. Here is link to more detail information: http://www.Drugs.Com/pro/gastrografin.Html. ...Read more

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Penicillin normal symptoms and allergic reaction symptoms?

Penicillin normal symptoms and allergic reaction symptoms?

Side effects: Side effects include GI upset possible diarrhea and rash. Allergic hives swallowing and breathing difficulties. The latter can be life threatening events and emergent tax needed. ...Read more

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Could allergy shots make allergy symptoms worse?

Could allergy shots make allergy symptoms worse?

Sometimes: Occasionally allergy shots can exacerbate allergy symptoms especially if symptoms are severe or you are sick. This is why allergy shot should be given in doctors office. ...Read more

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Can hives be symptoms of dog allergies?

Can hives be symptoms of dog allergies?

Yes if when with dog: Any severe allergy can cause hives in the allergic person, so yes, hives could be due to a dog. More people are allergic to cats than are allergic to dogs, by a large percentage, but some people have life- threatening dog allergies. Severe reactions can include eye swelling, throat- closing, coughing and asthma, and shock, as well as skin rashes including hives. ...Read more

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Dr. Colin Kerr Dr. Kerr
20 doctors agreed:
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Symptoms of allergies?

Dr. Colin Kerr Dr. Kerr
20 doctors agreed:
Symptoms of allergies?

Allergy symptoms: Allergies can cause a large variety of symptoms: most common is hay fever (molds, dust, pollen) with watery runny nose, watery eyes & itching, nasal itch, sneezing, and congestion. Plant/tree/grass allergies can cause eczema, a skin rash, as can food allergies. Aerosolized allergens (pet dander, pollen, etc.) can cause asthma with chest tightness and wheezing. ...Read more

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What are cedar allergy symptoms?

What are cedar allergy symptoms?

Cedar.: Cedar symptoms are the same as any other inhalent allergy. If you are asthmatic, it may cause asthma, it may cause nasal or eye allergies just like ragweed. It does not cause a fever unless there is a complication. Sometimes cedar allergic patients have problems with other similar trees such as christmas boughs or trees.A tip off is that it affects patients in the winter months. ...Read more

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Amoxicillin allergy symptoms?

Amoxicillin allergy symptoms?

Amoxicillin allergy: Symptoms may include 1 anaphylaxis which can be life threatening 2hives ang itching 3 asthma symptoms 4serum sickness, like joint pains, body aches and rashes. ...Read more

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Are all anaphylaxis reaction allergy related?

Are all anaphylaxis reaction allergy related?

No answer: The question makes no sense. Try again with a specific question including the details. ...Read more

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Erythromycin allergy symptoms?

Erythromycin allergy symptoms?

The usual culprits: The causes of allergy are many but the symptoms are predictable & limited. Hives, swelling of hands, feet, eyelids & lips called angioedema, breathing issues due to windpipe swelling or asthma & GI symptoms like nausea, vomiting, abdominal pain & diarrhea. Since Erythromycin commonly causes GI symptoms it's hard to tell if this is allergy or intolerance when skin or breathing symptoms are absent. ...Read more

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Which allergies cause urticaria?

Which allergies cause urticaria?

Any allergy can.: Urticaria (hives) is due to true allergy only 10% of the time. Any type of allergy can cause the skin rash. Foods & drugs are the most common. Other causes can be physical (direct pressure on the skin; cold; change in skin temperature) or underlying diseases like thyroid or auto-immune disorders, infections, cancer, etc. Urticaria that lasts up tp 4 weeks is considered acute. Longer is chronic. ...Read more

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Are allergic rhinitis and non-allergic rhinitis chronic?

Are allergic rhinitis and non-allergic rhinitis chronic?

Usually: Although many people with allergic rhinitis only have symptoms during the peak pollen seasons depending on what they are allergic to. ...Read more

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Symptoms of atopic dermatitis?

Symptoms of atopic dermatitis?

Itching.: Atopic dermatitis is an itch that rashes (as opposed to a rash that itches) - it's the itching that comes first, and scratching it that causes the rash. The itchiest areas are typically crooks of arms, backs of knees, and sides of neck, although other areas can be involved. Most kids outgrow it, although an unfortunate minority do not. Treatment depends on location and severity. ...Read more

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Can hayfever pollen cause anaphylaxis?

Can hayfever pollen cause anaphylaxis?

Hay fever reactions?: While it is possible to see a variety of symptoms with seasonal allergies, such as sneezing, nasal congestion, eye redness, swelling and wheezing, a true anaphylactic reaction is rare. The severe, sudden onset of allergic symptoms associated with anaphylaxis might be seen as a reaction to an allergy shot to treat hay fever, but more commonly is seen with foods, medications, and insect stings, . ...Read more

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Dr. James Fox Dr. Fox
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Can seasonal allergies cause asthmatic symptoms? Will allergy shots help?

Dr. James Fox Dr. Fox
1 doctor agreed:
Can seasonal allergies cause asthmatic symptoms? Will allergy shots help?

Yes to both: Pollens and outdoor molds can cause both nasal symptoms and asthma. Immunotherapy or allergy shots have been demonstrated to help both conditions. Controlling nasal symptoms can help with the asthma. ...Read more

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Do hives from food allergies always mean anaphylactic reaction?

Do hives from food allergies always mean anaphylactic reaction?

Not always: Hives as a symptom along the continuium of allergic reactions. The concern is that the next time they are exposed to this allergen they may react more severely (anaphylaxis). This is definitely something you want to see your child's doctor about. ...Read more

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What causes crab allergies? Shrimp allergy?

What causes crab allergies? Shrimp allergy?

Muscle protein: The allergen in shrimp and crab is probably a common allergen called tropomyosin which is a muscle protein. ...Read more

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What are typical latex allergy symptoms?

What are typical latex allergy symptoms?

Latex allergy: Can vary from life threatening respiratory and throat swelling if the latex is aerosolized to simply having redness, irritation and a rash in the areas where the latex actually touches. ...Read more

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Dr. Katharine Cox
3 doctors shared insights

Hives (Definition)

A condition characterized by an outbreak of red bumps that appear quickly after exposure to certain allergens (foods, medications, or other substances). They can vary in size, are itchy, can burn, and can last for up to ...Read more