If your doctor has prescribed this medication, remember that your doctor has judged that the benefit to you is greater than the risk of side effects. Many people using this medication do not have ...

Even so, newer antihistamines like Allegra and Zyrtec are known to cause side effects like: Nausea Diarrhea Headache Back pain Lethargy According to a landmark 2010 study published in the journal ...

As an antihistamine, Zyrtec works by blocking the action of histamine, a substance in the body that contributes to symptoms ...

You may want to give Zyrtec to your dog for several reasons. And as with anything medical-wise that you will be giving them, you want to make sure that you have the correct dosage and understand what ...

If your doctor has prescribed this medication, remember that your doctor has judged that the benefit to you is greater than the risk of side effects. Many people using this medication do not have ...

Department of Respiratory Medicine, Western Infirmary, Glasgow. The effect of oral and inhaled cetirizine, a potent and specific H1 receptor antagonist, was studied in patients with exercise induced ...