Does Cetirizine Cause Anxiety?

One study also suggests cetirizine and hydroxyzine have a greater chance of causing anxiety and mood changes than other antihistamines. Hydroxyzine can also be used to treat anxiety conditions. So if you notice your symptoms worsen after starting this medication, contact your provider to discuss it further.

Can antihistamines cause anxiety attacks?

Antihistamines

Antihistamines are known to cause extreme drowsiness; however, in certain people, they can cause insomnia, excitability, anxiety, restlessness, and a rapid heart rate.

What are the most common side effects of cetirizine?

Cetirizine is classed as a non-drowsy antihistamine, but some people still find it makes them feel quite sleepy. Common side effects include headaches, dry mouth, feeling sick, dizziness and diarrhoea. Some brands of cetirizine come as capsules.