Heinix
Heinix is an allergy medicine that helps with nasal and eye allergy symptoms and long-lasting hives for adults and children aged 6 and older.
Form
tabletti, kalvopäällysteinen
Strength
10 mg
Active Ingredient
Cetirizine dihydrochloride
Manufacturer
Oy Verman Ab
How to Use
Dosage
For adults and children over 12: Take one 10 mg tablet once a day. For children aged 6-12: Take half a 10 mg tablet (5 mg) twice a day. If you have moderate kidney problems, take half a 10 mg tablet (5 mg) once a day.
Method
Swallow the tablet with a glass of water. You can break the tablet in half if needed.
Important
Do not take more than one 10 mg tablet in a day.
Possible Side Effects
COMMON
- •feeling sleepy
- •dizziness
- •headache
- •sore throat
- •runny nose (in children)
- •diarrhea
- •feeling sick (nausea)
- •dry mouth
- •feeling tired
RARE
- •restlessness
- •unusual skin sensations (tingling or numbness)
- •stomach pain
- •itching
- •skin rash
- •extreme tiredness
- •feeling unwell
- •allergic reactions (can be severe)
- •depression
- •seeing or hearing things that aren't real (hallucinations)
- •aggression
- •confusion
- •trouble sleeping (insomnia)
- •seizures (fits)
- •fast heart rate
- •liver problems (abnormal liver function)
- •hives (nettle rash)
- •swelling
- •weight gain
- •low blood platelet count (can cause easy bruising or bleeding)
- •uncontrolled jerking movements (tics)
- •fainting
- •uncontrolled body movements
- •muscle stiffness or spasms
- •shaking (tremor)
- •strange taste in mouth
- •blurred vision
- •trouble focusing eyes
- •uncontrolled eye rolling
- •severe allergic reaction with swelling of the face or throat (angioedema)
- •drug rash
- •problems with urination (like bedwetting, painful peeing, or trouble emptying your bladder)
- •increased hunger
- •thoughts about hurting yourself (suicidal thoughts)
- •bad dreams (nightmares)
- •memory loss or problems
- •feeling like you're spinning (vertigo)
- •inability to empty bladder completely
- •severe itching or hives after stopping the medicine
- •joint pain
- •rash with pus-filled blisters
Important Warnings
- Do not take Heinix if you are allergic to cetirizine, any of its ingredients, or similar allergy medicines.
- Do not take Heinix if you have very severe kidney problems.
- Do not give this medicine to children under 6 years old.
- Tell your doctor if you have any kidney problems, difficulty urinating, epilepsy, or if you are planning an allergy test.
- Avoid drinking alcohol while taking this medicine.
Show 2 more warnings
- If you are pregnant, breastfeeding, or planning a pregnancy, talk to your doctor or pharmacist before taking Heinix.
- Heinix contains lactose. If you have an intolerance to some sugars, talk to your doctor.
Use in Elderly Patients
Category C
Suitable for older adults, with specific precautions. Consider renal impairment. May cause fatigue. (updated 19.9.2025)