Cetirizine Dihydrochloride
This medicine should always be taken exactly as described in the package leaflet or as directed by your doctor or pharmacist.
The active substance of Alerzina is cetirizine dihydrochloride.
Alerzina is an antiallergic medicine.
Alerzina is indicated for the treatment of:
If any of these conditions apply, do not take Alerzina.
Tell your doctor and follow his advice.
Before taking Alerzina, discuss with your doctor:
Due to its antihistamine effect, Alerzina may affect the results of skin tests.
They should be performed after a 3-day interval following the discontinuation of the medicine.
No clinically significant interactions have been observed between alcohol (at a concentration of 0.5 g/l in the blood, corresponding to the concentration after drinking one glass of wine) and cetirizine, administered at the recommended doses. However, as with other antihistamines, it is recommended to avoid taking cetirizine with alcohol.
Tell your doctor or pharmacist about all the medicines you are taking now or have taken recently, as well as about the medicines you plan to take.
Due to the profile of cetirizine, interactions with other medicines are not expected.
Food does not affect the absorption of cetirizine to a significant extent.
If you are pregnant or breastfeeding, think you may be pregnant or plan to become pregnant, consult your doctor or pharmacist before taking this medicine.
As with other medicines, Alerzina should be avoided in pregnant women.
Accidental intake of the medicine by a pregnant woman should not have a harmful effect on the fetus.
However, the medicine should only be used if necessary and after consulting a doctor.
Alerzina should not be taken during breastfeeding, as cetirizine passes into breast milk.
Clinical studies with cetirizine at the recommended dose have not shown an effect on the ability to drive vehicles, drowsiness, and psychomotor performance.
If you plan to drive a vehicle, perform potentially hazardous activities, or operate machinery after taking Alerzina, you should pay attention to your body's reaction to the medicine. Do not exceed the recommended dose.
In sensitive patients, concomitant use of cetirizine with alcohol or medicines with a sedating effect on the central nervous system may enhance the effect of the medicine on reaction time and concentration.
If you have been diagnosed with an intolerance to some sugars, you should contact your doctor before taking the medicine.
This medicine should always be taken exactly as described in the package leaflet or as directed by your doctor or pharmacist.
In case of doubt, consult your doctor or pharmacist.
The tablets should be swallowed with a glass of water.
One tablet (10 mg) once daily.
5 mg twice daily (half a tablet twice daily).
In patients with moderate renal impairment, a dose of 5 mg (half a tablet) once daily is recommended.
If you have severe kidney disease, consult your doctor, who will adjust the dose accordingly.
If kidney function is normal, there is no need to reduce the dose.
Treatment with cetirizine without medical supervision should not exceed 10 days.
If you feel that the effect of Alerzina is too strong or too weak, consult your doctor.
In case of overdose, consult your doctor immediately. The doctor will decide what measures should be taken.
After taking a higher dose than the recommended daily dose, the following side effects may occur with increased intensity: disorientation, diarrhea, dizziness, fatigue, headache, malaise, pupil dilation, itching, restlessness, especially motor restlessness, sedation, drowsiness, stupor, accelerated heart rate, tremor, urinary retention.
Do not take a double dose to make up for a missed dose.
If you have any further doubts about taking this medicine, consult your doctor or pharmacist.
Like all medicines, Alerzina can cause side effects, although not everybody gets them.
To assess the frequency of the following side effects, the following criteria were used:
Common (affect 1 to 10 in 100 patients)
Uncommon (affect 1 to 10 in 1,000 patients)
Rare (affect 1 to 10 in 10,000 patients)
Very rare (affect less than 1 in 10,000 patients)
Unknown (frequency cannot be estimated from available data).
decide whether further action is necessary.
If you experience any side effects, including those not listed in the package leaflet, inform your doctor or pharmacist. Side effects can be reported directly to the Department of Drug Safety Monitoring of the Office for Registration of Medicinal Products, Medical Devices, and Biocidal Products
Al. Jerozolimskie 181C
02-222 Warsaw,
Phone: +48 22 49 21 301
Fax: +48 22 49 21 309
Website: https://smz.ezdrowie.gov.pl
By reporting side effects, you can help provide more information on the safety of the medicine.
Store in a temperature below 25°C.
Keep the medicine out of the sight and reach of children.
Do not use this medicine after the expiry date stated on the packaging.
The expiry date refers to the last day of the month stated.
Medicines should not be disposed of via wastewater or household waste. Ask your pharmacist how to dispose of medicines no longer required. This will help protect the environment.
Alerzina is a white, round, film-coated tablet with a smooth surface, with a score line that allows the tablet to be divided into two halves.
Alerzina is packaged in a PVC/Aluminium or PVC/PVDC/Aluminium blister pack, and then, together with the package leaflet, in a cardboard box. The pack contains 10 film-coated tablets.
Not all pack sizes may be marketed.
Silesian Pharma Sp. z o.o.
ul. Szopienicka 77
40-431 Katowice
phone: (32) 20 80 600
Przedsiębiorstwo Farmaceutyczne LEK-AM Sp. z o.o.
ul. Ostrzykowizna 14A
05-170 Zakroczym
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