Indications
- Levocetirizine is an antihistamine used to alleviate allergy symptoms like watery eyes, runny nose, itching, and sneezing.
- Also used for relieving itching and hives.
- Blocks the natural substance histamine produced by the body during allergic reactions.
- Does not prevent hives or treat serious allergic reactions (anaphylaxis).
- If prescribed epinephrine for allergic reactions, always carry the injector; do not substitute levocetirizine for epinephrine.
Dosage and administration
- For over-the-counter use, follow package directions; consult pharmacists if needed. If prescribed by a doctor, take as directed.
- Take orally with or without food, usually once daily in the evening.
- If using liquid form, measure dose carefully with a special device/spoon; avoid household spoons.
- Dosage based on age, medical condition, and treatment response. Do not increase dose or take more often than directed.
- If no improvement or worsening of condition, or if you suspect a serious medical problem, seek medical help immediately.
Side effects
- Common side effects may include drowsiness, tiredness, dry mouth, fever or cough in children.
- Inform doctor/pharmacist if these effects persist or worsen.
- Your doctor prescribed this medication weighing benefits over risks; many users don’t experience serious side effects.
- Report serious side effects promptly: difficulty urinating, weakness.
- Rare but serious allergic reactions: rash, itching/swelling (especially face/tongue/throat), severe dizziness, trouble breathing.
- Not a complete list of side effects; contact doctor/pharmacist for other observed effects.
Precautions
- Inform doctor/pharmacist of allergies to levocetirizine, cetirizine, hydroxyzine, or any other allergies.
- Check for inactive ingredients that may cause allergic reactions; consult pharmacists for details.
- Share medical history, especially difficulty urinating or kidney disease.
- May cause drowsiness; avoid alcohol/marijuana, and activities requiring alertness until safe.
- Liquid forms may contain sugar/aspartame; caution if diabetic, have phenylketonuria (PKU), or dietary restrictions. Consult a doctor/pharmacist.
- Inform surgeon/dentist of all products used, including prescriptions, non-prescriptions, and herbal products, before surgery.
- Use during pregnancy if clearly needed; discuss risks and benefits with the doctor.
- Medication passes into breast milk; consult a doctor before breastfeeding.