A 27-year-old woman developed a rare cold allergy after Covid-19 and had her first anaphylaxis attack after a McDonald’s McFlurry. Hanna Newnham, from Brighton, first noticed symptoms of cold ...

In NYC, spring kicks off tree pollen season, followed by grass pollen in the summer and weed pollen in the late summer and ...

For patients with symptomatic chronic spontaneous urticaria after treatment with second-generation H1-antihistamines ...

Xyzal (levocetirizine) and Zyrtec (cetirizine) are over-the-counter (OTC) allergy medications. Learn about their key ...

Patients with chronic spontaneous urticaria that was not controlled with H1 antihistamines experienced improvements in itch ...

For hundreds of millions of people around the world, allergies are problematic. Whether it's a frustrating seasonal ...

Mixing alcohol and Bendaryl can have dangeorus effects. Learn more about why you should avoid this interaction.

You can try different medications to treat bipolar disorder. These may carry risks, ranging from physical to mental side effects. A doctor can best guide you on safe treatment options for bipolar ...

If you’re blighted by hay fever or other allergies, you probably rely heavily on antihistamines – one of the best medications to treat them – to ease your watery eyes, runny nose and sneezing.

Some antihistamines can cross the blood-brain barrier – a membrane that’s supposed to protect harmful substances from getting in - Getty ...

Add-on oral antihistamines or montelukast (Singulair) do not add much benefit. In three separate trials, researchers randomized 3398 adolescent and adult patients with moderate-to-severe SAR ...

Doctors refer to hair loss that occurs as a side effect of medication as drug-induced alopecia. Hair loss can be a side effect of many different medications, such as those for chemotherapy.