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Hives and Angioedema Topic Guide

Hives and Angioedema Hives and Angioedema: Hives are a sudden allergic skin reaction. Hives are raised reddish bumps that cause severe itching. Angioedema is similar to hives but the welts are larger and involve a deeper layer in the skin. Allergies, insect stings and bites, stress, exercise, and infections are common causes of hives and angioedema. In mild cases, no treatment is needed. Severe reactions should be treated by a health care professional.
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Allergic Reaction
Allergic Reaction An allergic reaction is an overreaction to a harmless substance. Symptoms and signs of an allergic reaction include hives, rashes, swelling, itching, wheezing, nausea, and even anaphylactic shock in severe reactions. Treatment involves avoiding triggers, taking oral antihistamines, applying anti-inflammatory steroid creams, and using an EpiPen.

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Hives and Angioedema Topic Guide - Visuals

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Hives and Angioedema Topic Guide - Medications and Vitamins

Medications:

desloratadine Desloratadine

Desloratadine is an antihistamine that reduces the effects of the natural chemical histamine in the body. Histamine can produce symptoms of sneezing, itchin...learn more »

cetirizine and pseudoephedrine Cetirizine And Pseudoephedrine

Cetirizine is an antihistamine that reduces the natural chemical histamine in the body. Histamine can produce symptoms of sneezing, itching, watery eyes, an...learn more »

fexofenadine Fexofenadine

Fexofenadine is an antihistamine that reduces the effects of natural chemical histamine in the body. Histamine can produce symptoms of sneezing, itching, wa...learn more »

cetirizine Cetirizine

Cetirizine is an antihistamine that reduces the effects of natural chemical histamine in the body. Histamine can produce symptoms of sneezing, itching, wate...learn more »

loratadine Loratadine

Loratadine is an antihistamine that reduces the effects of natural chemical histamine in the body. Histamine can produce symptoms of sneezing, itching, wate...learn more »

hydroxyzine Hydroxyzine

Hydroxyzine reduces activity in the central nervous system. It also acts as an antihistamine that reduces the effects of natural chemical histamine in the b...learn more »

cyproheptadine Cyproheptadine

Cyproheptadine is an antihistamine that reduces the effects of natural chemical histamine in the body. Histamine can produce symptoms of sneezing, itching, ...learn more »

epinephrine injection Epinephrine Injection

Epinephrine is a chemical that narrows blood vessels and opens airways in the lungs. These effects can reverse severe low blood pressure, wheezing, severe s...learn more »

prednisone Prednisone

Prednisone is a steroid. Prednisone prevents the release of substances in the body that cause inflammation. Prednisone also suppresses the immune system......learn more »

diphenhydramine Diphenhydramine

Diphenhydramine is an antihistamine that reduces the effects of natural chemical histamine in the body. Histamine can produce symptoms of sneezing, itching,...learn more »

cimetidine Cimetidine

Cimetidine works by decreasing the amount of acid your stomach produces...learn more »

prednisolone Prednisolone

Prednisolone is a steroid that prevents the release of substances in the body that cause inflammation...learn more »

ranitidine Ranitidine

Ranitidine is a histamine-2 blocker that works by reducing the amount of acid your stomach produces...learn more »