“Disease of the century”- that’s how allergic diseases in the modern world are called. Allergy occurs suddenly and the immune system may react to a variety of substances: ordinary dust, pollen, foods or chemicals. It is not easy to deal with this scourge, you want to protect yourself from contact with the allergen. And in order to relieve the unpleasant symptoms of an allergic reaction, doctors recommend to use the Zyrtec drug, usage instructions of which is given in this article for review.

Indications for use

The drug is created  to deal with allergies of various origins. In this list you can enable the following states:

  • Treatment of seasonal or year-round conjunctivitis, allergic rhinitis, accompanied by watery eyes, itching and sneezing
  • Pollinosis (hay fever)
  • Food allergies
  • Urticaria
  • Angioedema
  • Allergic dermatitis (atopic dermatitis)

How to take Zyrtec

The drug is ingested, and, if necessary, washed down with water. Daily dose for adults and children from 6 years of age is 10 mg, i.e. 1 tablet. Children from 2 to 6 years should be given 5 mg per day. Child of 1-2 years should take 2.5 mg of Sirtica twice a day, and kids from six months to 1 year – 2.5 mg 1 p/day.

Contraindications of the drug

Considering the cases when Zyrtec is not used, instructions for use are referred to as follows:

  • Accute hepatic or renal failure
  • Pregnancy and lactation period
  • The child’s age to 6 months
  • Intolerance to the components of the drug

Zyrtec should be taken with care by the persons who drive vehicles.

Side effects

Numerous reviews indicate good tolerability of Zyrtec. However, it does not preclude the emergence of side effects: headaches, sleepiness, or vice versa, the excited state, insomnia, aggression, heart palpitations and blurred vision.

It is also important to follow the dosage of a drug, because the excess doses may produce diarrhea, dizziness, weakness, drowsiness, headache, hand tremor and urinary retention.

The joint prescription of Zyrtec with cimetidine, ketoconazole, erythromycin, diazepam, azithromycin, glipizide was noted to have significant clinical or pharmaceutical interaction. In the case of the use of this drug with theophylline there was observed a reduction in creatinine clearance. The simultaneous use of macrolides leads to the appearance of ECG changes.

Despite the fact that the use of Zyrtec at a dose of 10 mg doesn’t not lead to quantitative decrease in the ability to work with machinery or driving a car, in these situations you should take care.