Were you looking for information about Benadryl? Benidryl is a common misspelling of Benadryl.
Most people use Benadryl® (diphenhydramine hydrochloride) for relieving allergy symptoms, but the medication is actually approved for many other uses as well. As an antihistamine, the drug can be used as a sleep aid and to help treat common cold symptoms. There are many different forms of the medicine; it is available both over the counter and by prescription and can be taken by mouth, applied to the skin, or injected into a vein or muscle (depending on the particular product).
(Click Benadryl to learn more about approved Benadryl uses, to find out how this drug works, and for a list of potential side effects of this product. You can also click on the various links in the box to the right to access specific topics on Benadryl.)