With warmer days and gardens in full bloom, spring brings joy to many. But for others, it leads to irritating and sometimes debilitating symptoms as allergy season ramps up. Over a quarter of Brits ...

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.

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 ...

Standard intramuscular adrenaline fails to reverse histamine‑induced hypotension in healthy adults, new research shows.

Promethazine and diphenhydramine are both strong, sedating (drowsy) antihistamines. NHS guidance advises against taking these ...

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