Like all medications, Cetirizine can have side effects, although not everyone will experience them.
Some of the most common side effects include:
- Drowsiness, sleepiness
- Dizziness
- Headaches
- Dry mouth
- Nausea
- Diarrhoea
- Sore throat
- Swelling and irritation inside the nose
If you experience these or any other side effects while using cetirizine, stop use and speak to your doctor or pharmacist immediately, if necessary.
Make sure you read the patient information leaflet of your own medication thoroughly for a full list of side effects.