Allergic Reaction

The first step the physician undertakes is to determine the severity of the allergic reaction. In case of severe reaction such as Anaphylactic Reaction needs immediate medical attention.

• Checking the pulse and blood pressure along with close monitoring.
• Check if patient need any help in breathing
• Establish an IV line to infuse fluid 
• Anti-allergy medication such as antihistamine (Benadryl), Adrenalin & Steroid introduced IV or IM 
• If Allergic reaction is mild: it can be treated with oral medication such as antihistamines (Benadryl, Allegra, Zyrtec) & Corticosteroids.

Antihistamines:

• Are the best bet when it comes to reducing the symptoms of allergies that lead to skin reactions, sneezing or watery eyes as they decrease the production of histamine in the body. 
• Antihistamines come in many forms such as oral pills, tablets, nasal sprays, liquids or eye drops. They are likely to cause a certain level of drowsiness.

Corticosteroids:

• Corticosteroids are topical medication, used in ointment or cream format, to reduce inflammation and itching caused by the allergic reaction. 
• Steroid may also be used in inhaler format for Lung if causesBronchospasm reaction like asthma presenting as shortness of breath & wheezing. 
• Steroid may be used intravenously when dealing with severe allergic reactions.

• Animal dander
• Bee stings 
• Certain medications such as penicillin
• Dust mites 
• Foods — particularly peanuts, tree nuts, fish, shellfish, eggs, milk, wheat, and soy
• Insect bites 
• Latex or other materials you touch
• Mold, Plants and pollens

• Atopic Allergy Allergic Rhinitis, Allergic Conjunctivitis, Atopic Dermatitis, Asthma
• Allergic Urticaria Idiopathic Urticaria
• Anaphylactic Reaction to: Food & Food Products, Nuts & Seeds, Fruits & Vegetables, Fish & Shellfish, Milk & Dairy, Eggs and others.

• Is localized vasculitis associated with deposition of immune complexes and activation of complement? 
• Immune complexes form in the setting of high local concentration of vaccine antigens and high circulating antibody concentration. 
• Arthus reactions are characterized by severe pain, swelling, induration, edema, hemorrhage & necrosis