Sedating antihistamines for children

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These are the symptoms of hay fever, also known as allergic rhinitis.

Antihistamines are medications that block the receptor for histamine, thereby stopping the symptoms that histamine causes.

Anxiety and agitation with diffuse, deep, odd body sensations:"..bones are on fire", "I feel weird all over", "...a deep pricking, crawling sensation...".

Histamine carries its message to a large number of cells by attaching to a special receptor on the cells' surfaces.

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When histamine is released by allergic cells in the nose and eyes, the result is sneezing, runny nose, itchy eyes/nose/throat, nasal congestion, and post-nasal drip.

Skin sensations local itching or burning sensation, flushing and a disagreeable heat.

Stomach pain acid secretion increases; small intestine contracts with crampy pain Respiratory - nose swelling, congestion, sneezing and wheezing.

These antihistamines have significant side effects termed “anticholinergic” side effects, which may include dry mouth, sleepiness, constipation, and urinary retention.

Because of the side effects of these medications, they are generally considered to be too sedating for routine daytime use.

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