What side effects may I notice from receiving Clarinex-D?

Side effects that you should report to your doctor or health care professional as soon as possible:

-allergic reactions like skin rash or hives, swelling of the face, lips, or tongue
-breathing problems
-changes in vision
-dizziness
-eye pain
-fast, irregular heartbeat
-high blood pressure
-nervousness
-redness, blistering, peeling or loosening of the skin, including inside the mouth
-restlessness
-seizures
-tremor
-trouble passing urine or change in the amount of urine
-trouble sleeping
-unusually weak or tired

Side effects that usually do not require medical attention (report to your doctor or health care professional if they continue or are bothersome):

-dry mouth
-headache
-loss of appetite
-nausea
-sore throat
-tiredness

This list may not describe all possible side effects for Clarinex-D. Call your doctor for medical advice about side effects. You may report side effects to FDA at 1-800-FDA-1088.