Heinix
Heinix is an allergy medicine that helps relieve symptoms of seasonal and year-round allergies and chronic hives for adults and children aged 6 and older.
Form
imeskelytabletti, puristettu
Strength
10 mg
Active Ingredient
Cetirizine dihydrochloride
Manufacturer
Oy Verman Ab
How to Use
Dosage
For adults and adolescents over 12, the usual dose is 10 mg (1 tablet) once a day. For children aged 6-12, the usual dose is 5 mg (half a tablet) twice a day.
Method
Suck the tablet in your mouth until it dissolves; you can take it with or without water, and the tablet can be divided.
Important
Do not take more than 10 mg (1 tablet) in a single day.
Possible Side Effects
COMMON
- •Drowsiness
- •Dizziness, headache
- •Sore throat, runny nose (in children)
- •Diarrhea, nausea, dry mouth
- •Fatigue
RARE
- •Restlessness
- •Unusual skin sensations (paresthesia)
- •Stomach pain
- •Itching, rash
- •Weakness, feeling unwell
- •Allergic reactions, some severe with swelling (angioedema)
- •Depression, hallucinations, aggression, confusion, insomnia
- •Seizures
- •Fast heartbeat
- •Abnormal liver function
- •Hives
- •Swelling
- •Weight gain
- •Low platelet count
- •Tics (involuntary movements)
- •Fainting, involuntary movements, muscle stiffness, tremors, taste changes
- •Blurred vision, eye focus problems, uncontrolled eye movements
- •Drug rash
- •Abnormal urination (bedwetting, painful urination, difficulty urinating, inability to empty bladder fully)
- •Increased appetite
- •Suicidal thoughts, nightmares
- •Memory loss, impaired memory
- •Vertigo (feeling of spinning)
- •Severe itching and/or hives when stopping the medicine
- •Joint pain
- •Pustular rash
Important Warnings
- Do not take Heinix if you are allergic to cetirizine, hydroxyzine, or any related substances, or if you have severe kidney disease.
- Talk to your doctor if you have kidney problems (your dose may need adjusting), difficulty urinating, epilepsy, or a risk of seizures.
- Avoid using Heinix during pregnancy and breastfeeding unless specifically advised by your doctor.
- Be careful when driving or operating machinery, as this medicine may affect your alertness. Do not exceed the recommended dose.
- Do not give this medicine to children under 6 years old.
Show 2 more warnings
- Avoid alcohol when taking Heinix.
- If you are having allergy tests, tell your doctor you are taking Heinix, as it can affect the results.
Use in Elderly Patients
Category C
Suitable for older adults, with specific precautions. Consider renal impairment. May cause fatigue. (updated 19.9.2025)