Taking an antihistamine like Benadryl (diphenhydramine) can also help. Long-term, the best way to stop the itch is to figure out what's causing it. Long-term, the best way to stop the itch is to ...

Some people, however, may require medication such as an antihistamine, anti-inflammatory drug, corticosteroid, or monoclonal antibodies. The choice of hives treatment is based largely on the ...

Taking too much antihistamine can lead to adverse side effects and a potential antihistamine overdose. Signs may include fast heart rate, fever, and dilated pupils. People should follow the dosage ...

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

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.

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 ...