Cetirizine and Pseudoephedrine (Systemic)

Brand Names : Zyrtec-D 12 hour

Side Effects of This Medicine

Along with its needed effects, a medicine may cause some unwanted effects. Although not all of these side effects may occur, if they do occur they may need medical attention.

Get emergency help immediately if any of the following symptoms of overdose occur:

Symptoms of Overdose

Changes in mood, irrational behavior, depersonalization hallucinations; convulsions (seizures); extreme sleepiness or unusual drowsiness; fast, slow, pounding, or irregular heartbeat or pulse; feeling anxious; giddiness; headache; irritability; muscle weakness or tenderness; nausea; restlessness; shallow, irregular, fast, or slow breathing; sleeplessness or trouble in sleeping; abdominal and/or chest pain; thirst

Check with your doctor as soon as possible if any of the following side effects occur:

Rare

Breathing, troubled; back, leg, or stomach pain; blurred vision; bloody, cloudy, or dark urine, sudden decrease in amount of urine; black, tarry stools, diarrhea, light-colored stools; confusion; dizziness, feeling faint, or lightheaded; fever or chills; increased blood pressure; rapid weight gain; skin rash or hives; swelling of face, mouth, throat, fingers, glands, feet, and/or lower legs; stillbirth; twitching, twisting, or uncontrolled repetitive movements of the face; sudden sweating; vomiting blood, bleeding gums, nosebleeds, unusual bleeding or bruising; pale or yellow eyes or skin; unusual tiredness or weakness

Other side effects may occur that usually do not need medical attention. These side effects may go away during treatment as your body adjusts to the medicine. However, check with your doctor if any of the following side effects continue or are bothersome.

More Common

Sleepiness or unusual drowsiness, extreme tiredness

Less common

Dry mouth; weakness

Rare

Dizziness; sore throat

Other side effects not listed above may also occur in some patients. If you notice any other effects, check with your doctor.