While Zyrtec side effects are typically mild ... tablets should be chewed and not swallowed whole. Zyrtec is safe to take ...

Contact your healthcare provider if side effects occur and worsen or fail to improve. Seek medical attention if symptoms have not improved after taking Zyrtec-D for seven days. It's important to ...

You may report side effects to FDA at 1-800-FDA-1088. Use Zyrtec Liquid Gels (Oral) exactly as directed on the label, or as prescribed by your doctor. Do not use in larger or smaller amounts or ...