Administer medications that restore vascular tone and provide emergency support of basic life functions. Anaphylaxis is a severe allergic reaction that needs to be treated right away. In contrast, bradykinin-mediated angioedema won't respond to these treatments … The incidence of anaphylaxis in the United States between 2004 … Further research is needed on cardiovascular involvement in anaphylaxis … Cardiopulmonary resuscitation. Prompt treatment of anaphylaxis is critical, with subcutaneous or intramuscular epinephrine and intravenous fluids remaining the mainstay … Anaphylaxis may be brought on by anaphylactic or anaphylactoid reactions; treatment is the same regardless of reaction type. Anaphylaxis is a serious and potentially fatal reaction to an allergen. Common causes of anaphylaxis include: Food allergy Insect stings Treatment of anaphylactic shock include: Remove antigen. Anaphylactic shock is a rare but severe allergic reaction that can be deadly if you don't treat it right away. Anaphylaxis is a severe allergic reaction that occurs quickly and can be fatal. Anaphylaxis (an-a-fi-LAK-sis) is a serious, life-threatening allergic reaction.The most common anaphylactic reactions are to foods, insect stings, medications and latex.. Anaphylaxis Overview. Type I hypersensitivity reaction that is either severe in nature or having two or more organ systems involved. The immediate treatment of patients with anaphylaxis is held to be ad- equate, yet major deficiencies remain in their further diagnostic evaluation, in the prescribing of emergency medications, and in patient education. People at risk must carry injectable epinephrine and know how to use it in the event of an attack. Anaphylaxis is histamine-mediated, so it will almost always respond rapidly to aggressive treatment (with epinephrine, antihistamine, and steroid, as discussed below). Once anaphylaxis has begun, the treatment of choice is an immediate intramuscular injection of epinephrine, which is effective for 10 to 15 minutes (according to the manufacturer of epinephrine auto-injectors, Dey Labs), followed by emergency medical attention. Typically, these bothersome symptoms occur in one location of the body. Background. Anaphylaxis causes your immune system to release a flood of chemicals that can cause you to go into shock — your blood pressure drops suddenly and your airways narrow, blocking breathing. Removing the causative antigen such as discontinuing an antibiotic agent could stop the progression of shock. Administer medications. If you are allergic to a substance, your immune system overreacts to this allergen by releasing chemicals that cause allergy symptoms. Signs and symptoms include a rapid, weak pulse; a skin rash; and nausea and vomiting. 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