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Allergies

Allergies and hypersensitivities

An allergic reaction occurs when the immune system overreacts to a foreign substance that usually causes few or no problems in most people.

Allergic reactions to antibiotics

Some people have an allergic reaction to antibiotics. Learn about the symptoms and the difference between allergic reactions and side effects.

Allergic reactions to cow's milk

About 1 in 50 infants has an allergic reaction to cow’s milk. Learn more here about allergy to milk proteins.

Skin prick test is one of the most common allergy tests.

Allergy testing

Suffering from asthma or hay fever? They may be triggered by allergies. Find out more here about allergy testing.

Peanuts are a common allergen that can cause an anaphylaxis.

Anaphylaxis

Anaphylaxis is very serious and can even be fatal. See here for the symptoms to look out for and what to do in an emergency.

Woman using nasal spray

Antihistamines

Antihistamine medications help ease allergy symptoms. Read more here about how they are used to treat conditions like hay fever and asthma.

Asthma symptoms include a cough, wheezing, chest tightness and breathlessness.

Asthma

Asthma symptoms include a cough, wheezing, chest tightness and breathlessness. Learn about the causes, symptoms - and the treatments - here.

Close-up of a mosquito.

Bites and stings

Most insect bites and stings are relatively harmless - but some spiders, snakes and sea creatures can be very dangerous. Learn more about them here.

Woman scratching her wrist.

Contact dermatitis

Inflammation of the skin is commonly termed eczema or dermatitis. It can be effectively managed with treatment – find out how.

Food allergies

Some people have an allergic reaction to a normally harmless ingredient or type of food. This immune system response can range from mild to severe.

Peanut allergy can cause a serious reaction in children.

Food allergies in children

Does your family have a history of eczema, asthma, hay fever or food allergies? Learn about food allergies in children and how to spot a reaction.

Woman lying on grass sneezing.

Hay fever

Hay fever is the common term for 'allergic rhinitis', which affects up to 1 in 5 Australians at some point in their life. Learn here how to manage it.

Hives on man's arm.

Hives

Hives is a skin rash that is often triggered by an infection or allergy. Learn to recognise symptoms.

Immune system

Your body's immune system is designed to protect you from, or get rid of, infection. Find out more about how the immune system works.

Woman on couch with small dog and ipad

Cat and dog allergy

Allergies to cats and dogs are common, and symptoms can be severe. Learn more about how to live with a pet allergy.

Need more information?

These trusted information partners have more on this topic.

Top results

Updated allergy advice for infants

Updated infant feeding guidelines make new recommendations on preventing allergies in children.

Read more on Pregnancy, Birth & Baby website

Allergy - Milk allergy and milk free diet | Sydney Children's Hospitals Network

How common is cows milk allergy? Cows milk allergy is one of the most common food allergies in childhood affecting about 1-2% of preschool children

Read more on Sydney Children's Hospitals Network website

Allergy - Food Allergies and Eczema | Sydney Children's Hospitals Network

Is food allergy the cause of eczema? No

Read more on Sydney Children's Hospitals Network website

Management of Food Allergy - Australasian Society of Clinical Immunology and Allergy (ASCIA)

Management of Food Allergy

Read more on ASCIA – Australasian Society of Clinical Immunology and Allergy website

Food allergies (food intolerance) information video | myVMC

Food allergies and insensitivities like peanut allergy, milk allergy and gluten intolerance can cause rash, other allergy symptoms or anaphylaxis.

Read more on myVMC – Virtual Medical Centre website

Food allergy: Egg allergy information | myVMC

Egg allergies cause immune responses (allergic reactions), such as hives, when eggs are eaten. They usually begin in babies or toddlers.

Read more on myVMC – Virtual Medical Centre website

Food allergy information | myVMC

Food allergies are common in children and adults. Peanuts, milk and dairy products, eggs, meat and fish are the most common food allergens.

Read more on myVMC – Virtual Medical Centre website

Milk allergy information | myVMC

Milk allergy is an immune response to the consumption of dairy products, causing allergic skin and gastrointestinal symptoms. It is common in babies.

Read more on myVMC – Virtual Medical Centre website

Food allergy FAQs - Australasian Society of Clinical Immunology and Allergy (ASCIA)

The following frequently asked questions (FAQ) and answers about food allergy are based on inquiries that have been received by, or forwarded to the Australasian Society of Clinical immunology and Allergy (ASCIA) since 1999. This document is regularly updated as new questions are received or new information becomes available

Read more on ASCIA – Australasian Society of Clinical Immunology and Allergy website

Unorthodox testing and treatment - Australasian Society of Clinical Immunology and Allergy (ASCIA)

Allergy is a science-based speciality, which relies on understanding the biological mechanisms underlying allergies such as asthma, allergic rhinitis (hay fever), food allergy, insect allergy and anaphylaxis.

Read more on ASCIA – Australasian Society of Clinical Immunology and Allergy website

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