Levocetirizine is an antihistamine medication that comes as a breakable tablet and an oral solution. It is available both over-the-counter and as a prescription. Levocetirizine relieves the annoying ...

As with other drugs, cetirizine can cause side effects, such as drowsiness and sore throat. If you are not able to tolerate side effects from cetirizine, talk with your doctor or pharmacist.

GoodRx reports on common mistakes in choosing allergy medications, highlighting the importance of proper options like steroid nasal sprays and avoiding overuse.

When that allergy season hits, it's normal to reach for your medication to try and get through your day. An FDA estimate says that 62.7 million over-the-counter packages of Zyrtec (cetirizine) and ...

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Histamine intolerance (HIT), also termed enteral histaminosis or dietary histamine sensitivity, is frequently cited as a potential explanation for complex, multi-system symptoms that elude ...