An allergy can be simply understood as a reaction to things referred as allergens. Allergens can be dust, pollens, a particular type of food amid others, speak with a doctor to identify allergen which sources allergy to you. Your immune system defends you from things such as viruses and bacteria which make an attempt to invade your bodies. Existence of allergies is a reflection that your body contradicts the allergens which appear as injurious intruders. An allergic reaction is a mere false alarm of the immune system in response to allergens. As a consequence of this allergic reaction your body can undergo a number of reactions. Amongst these reactions, the release of histamines can be one of them. Some of the allergy symptoms which can be sourced due to this reaction can be enlisted:

Itchy eyes

Sneezing

Runny nose

Use of Zyrtec can facilitate you to tackle with this reaction effectually. Zyrtec (cetirizine HCl) can be understood as an antihistamine, which assists in obstructing the activity of histamine to facilitate relief from your indoor and outdoor allergy symptoms. Usage of Zyrtec is beneficial in the treatment of indoor and outdoor allergy symptoms. It is also useful in the treatment of itchiness caused due to chronic hives.

Zyrtec is available in sustained-released tablets, chewable tablets and syrup form. It is to be consumed in accordance to doctor's recommendation. Use of Zyrtec may source a few side effects in response to bodily changes to this medication. Some of these side effects can be enumerated as:

Insomnia

Dry mouth

Fatigue

Sore throat

Restlessness

Drowsiness

In case you experience these or any other side effects, immediately report to a doctor for appropriate medical assistance. It is FDA pregnancy category B prescription medication. Women planning pregnancy, pregnant women, and breast- feeding mothers should keep away from usage of Zyrtec tablets.