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  Cetirizine
Drug uses
Cetirizine is a non-sedating antihistamine used to treat the symptoms of different types of allergy such as hay fever. It blocks histamine effects, a substance in the body that causes allergic reaction (sneezing, teary eyes, running nose, itching, troubled breathing).
How taken
Cetirizine is available in tablets and syrup. In order to reduce the risk of stomach irritation, it’s taken either with food or water. The doses of the medicine vary and a suitable one is prescribed to you by the doctor. The average dosage:
Children of 6 and older: 5-10 mg a day
Children of 2-6: 2.5-5 mg a day
Children under 2: prescribed by the doctor
Adults: 5-10 mg a day
Tablets are to be swallowed as whole and are not to be either chewed or crushed.
Precautions
1 Tell the doctor what allergies you have.
2 Inform the doctor if you are restricted to any diet.
3 Make sure the doctor know if you are planning to become pregnant or you are pregnant already.
4 Cetirizine is not recommended during lactation period.
5 Children and elderly people are more subject to having side effects when taking Cetirizine.
6 Make sure you know how your body reacts to the medicine before you do anything that may be life-threatening as Cetirizine may sometimes cause giddiness.
7 Make sure the doctor knows if you are taking any medications at the moment, especially
Monoamine oxidase inhibitors
Erythromycin
CNS depressants
Heart medicines
Ketoconazole
Aspirin
Theophylline
8 Tell the doctor about any specific medical conditions of yours such as
Porphyria
Liver/kidney/intestinal problems
Glaucoma
Epilepsy
Enlarged prostate
9 Before having any kind of skin tests make sure the specialists know about the medicine you are taking.
10 Avoid drinking alcohol during the treatment.
Side effects
Sleep disturbance, restlessness, seizures, excitement, giddiness, drowsiness, urination problems, dryness of the throat, nose and mouth, troubled breathing, swallowing problems may develop during the treatment. These side effects may require medical attention, check with the doctor if any of them occur.
Missed dose
Never double doses if you missed one. Take it as soon as you remember but if it’s time to take the next one, just skip it and go back to your everyday schedule.
Overdose
Hallucinations, clumsiness, seizures, breathlessness, sleep disturbance, flushing, drowsiness, heartbeat irregularities, irritation, anxiety are the symptoms of overdose. Call the emergency immediately in this case
Storage
  • Keep away from children
  • Store at room temperature
  • Keep away from heat, cold, damp places and direct light
  • Dispose of an outdated medicine

Disclaimer
This information is to serve your information purposes only and not to substitute for the knowledge and skills of your healthcare practitioner. It covers only the general issues of the drug uses, direction, warning and possible side effects and is not to be looked upon as an instruction for a particular patient. We disclaim all responsibility for any adverse effects or any negative consequences that may be the result of the use of this information.