Childhood allergies: symptoms and treatments Childhood allergy is an exaggerated reaction of the immune system in response to certain foreign substances. These foreign objects may not actually be harmful, this is called an exaggerated response. In an effort to protect the body, the immune system produces antibodies called immunoglobulins that cause mast cells and allergic cells to release chemicals, including histamine, causing allergic reactions. In most people, allergies appear during infancy and childhood. Some allergies may go away while others last a lifetime. It is best to consult an allergist so that the source can be easily avoided and the symptoms treated. When avoidance measures fail or are impossible, there are also many medications that can help treat your child's symptoms. Causes There are many causes of allergies in children. Here are some of the common allergens that can trigger allergy symptoms: Pollen – these are fine, reproductive pollens found in plants that move easily through the air. Several examples are pollen from trees such as oak, elm and birch. Bermuda grass and orchard grass pollens can also cause allergies. Mold Spores – These pesky problems are found almost everywhere, such as in soil, vegetation, attics, basements, carpets and others. Mold spores also travel by air, so it is one of the most common causes of allergies. Dust Mites – These tiny creatures can also cause allergies. It is commonly found in bed linen and sofa. Dust mite allergies typically peak in July and August, when the mite population is high due to warmer weather. Pet Dander – These allergens are the dead skin that warm-blooded animals such as dogs and cats shed. Pet dander can be found every day... middle of paper ......ne and phenylephrine. It works well for occasional use and as needed, as side effects such as insomnia, headaches, and rapid heart rate may be experienced with long-term use. Leukotriene Blockers – Montelukast was initially developed for asthma, but was later approved for the treatment of allergic rhinitis. for children from the age of six months. It proves beneficial for children with mild asthma and allergies. It must be taken daily and you have to wait a few days before the effects are visible. Mild side effects include fatigue, abdominal pain, and headache. Allergy Shots – Allergy shots or immunotherapy are particularly helpful in childhood allergies. This is generally not considered for children under the age of five due to the child's maturity and cooperation. Several studies show that allergy shots can help prevent asthma for up to three years after vaccination..