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 ...

Antihistamines can be great at relieving allergy symptoms such as sneezing, runny nose, and itchy, watery eyes. While the drugs are generally regarded as safe, they are not without side effects. These ...

There’s also a prescription steroid and antihistamine nasal spray called azelastine (Dymista) that seems to improve allergy symptoms more than either drug when used alone. If you’re really ...

Along with OTC nasal decongestants, some decongestant drugs are available only with a prescription. An antihistamine is a type of medication that is used to relieve or prevent allergy symptoms ...

They also showed in EPP liver cell culture models that the histamine pathway promotes porphyrin accumulation, which is blocked by the over-the-counter antihistamine drug classes that treat allergy ...

It also lists drugs that may interact with Benadryl, along with who Benadryl is—and is not—recommended for. Sold over-the-counter without a prescription since 1946, Benadryl now comes as a tablet, ...

They also showed in EPP liver cell culture models that the histamine pathway promotes porphyrin accumulation, which is blocked by the over-the-counter antihistamine drug classes that treat allergy ...

They also showed in EPP liver cell culture models that the histamine pathway promotes porphyrin accumulation, which is blocked by the over-the-counter antihistamine drug classes that treat allergy ...

Even quaint corners of the country are seeing a rise in drug violence and crime. Just ask the mayor of Morlaix, which has a population of about 15,000. By Richard Fausset Reporting from Morlaix ...