Zyrtec (Cetirizine)

Strength(s): 5mg ; 10mg

Active Ingredient: Cetirizine



Zyrtec goes by the generic name Cetirizine. It’s considered an indoor and outdoor allergy relief medication.

It classified as an antihistamine and used in the treatment of common cold and allergic reactions such as watery eyes, runny nose, sneezing and itching. This medication is also a remedy for allergic symptoms associated with chronic urticaria or hives.

Your doctor or physician may also recommend this medication for other medical conditions.

How Zyrtec Medication Works

As an antihistamine, Cetirizine suppresses the natural levels and effects of the histamine chemical in the body.

Allergic reactions and symptoms such as hives, sneezing, itching and stuffy nose emanate from the chemical histamine

Where to Buy Zyrtec Medication

You can always order Zyrtec online thanks to the services of online pharmacy outlets. These drug stores sell to their clients online at cheap, discounted prices. You can buy at any time of the day or night and still enjoy top quality customer service and consultation with pharmacists. Payment is seamless, and delivery takes place within 48 hours.

Patients in need of a prescription can also visit a local pharmacy to access this drug.


Cetirizine is taken orally. It comes as an oral tablet or syrup. A dose of cetirizine tablets is around 5-10 mg a day with the syrup solution being 5mg/5ml.

Chew the chewable tablet before swallowing. Let the dissolving tablet disintegrate in your mouth before swallowing. Always consume with plenty of water. Use a spoon or dose-cup to measure your dose of the Zyrtec solution or syrup.

Always take Cetirizine in precise amounts as prescribed for you. Do not alter the treatment for your convenience. Doctors may prescribe a lower dose from the normal for elderly patients

In the case of a missed dose, take your prescription as soon as you remember. Forego it altogether if the scheduled time for next dose is near. Never double your dose to compensate for a missed dose to avoid overdosing.

All overdosed patients should seek emergency medical help from a qualified doctor.


Zyrtec impairs physical reactions and thinking. Do not take and operate machinery or drive

Taking alcohol while under this medication elevates the side effects

Disclose to your doctor other drugs you might be taking with similar side effects such as muscle relaxers, narcotic drugs, sleeping pills and anti-allergy medications

Do not use Zyrtec if you have allergies to Cetirizine or any of its ingredients

Always consult a pharmacist or doctor before buying this medication

As always, let your doctor know if you’re pregnant, breastfeeding or planning for pregnancy when getting a prescription of Zyrtec

Side Effects

The typical side effects include nausea, headache, constipation, dry mouth, sore throat, tiredness, drowsiness, and dizziness. At times patients may also be constipated.

Allergic reactions, hives, difficulty breathing, swelling of the throat, lips, tongue and face constitute serious side effects, and you must seek emergency medical assistance.

Other serious side effects include;

  • Confusion
  • Abnormal urinating patterns
  • Blurred vision
  • Insomnia
  • Uncontrollable body tremors
  • Restlessness and Hyperactivity
  • Uneven heartbeat

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