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What is Benadryl?

Benadryl is an antihistamine medication taken to prevent or stop allergy symptoms. It is available over--the-counter or by prescription. Benadryl blocks histamine from producing itching, sneezing, runny nose, itchy watery eyes rashes. Benadryl is typically used to treat allergies and cold symptoms, but can also be used for other medical conditions such as Parkinson's disease or sleeping problems. Since it causes drowsiness, it can be used as a sedative or sleep aid. It is also known as diphenhydramine hydrochloride and is classified as an antihistamine.

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How effective is cromolyn nasal spray?
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What is an antihistamine?
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What should I know before taking cromolyn?
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What should I know about nasal cromolyn before taking it?
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Important: This content reflects information from various individuals and organizations and may offer alternative or opposing points of view. It should not be used for medical advice, diagnosis or treatment. As always, you should consult with your healthcare provider about your specific health needs.