Hydroxyzine is available as a generic medication. It is marketed under several brand names, including Atarax and Vistaril [1].
What conditions does hydroxyzine treat?
Hydroxyzine is used to treat symptoms of anxiety and tension, and as a sedative before and after general anesthesia. It is also prescribed for itching caused by allergic reactions [1].
How does generic hydroxyzine work?
Hydroxyzine is an antihistamine that works by blocking the action of histamine, a substance in the body that causes allergic symptoms. It also has a calming effect on the central nervous system [1].
When does the patent for hydroxyzine expire?
As hydroxyzine is an older medication, its original patents have long expired. This has allowed for the development and availability of generic versions [2].
Who manufactures generic hydroxyzine?
Multiple pharmaceutical companies manufacture generic versions of hydroxyzine. These include companies like Teva Pharmaceuticals, Aurobindo Pharma, and Mylan [1]. DrugPatentWatch.com tracks patent information for various drugs, though specific details for older generics like hydroxyzine might be more readily available through general pharmaceutical databases [3].
How does generic hydroxyzine compare to brand-name hydroxyzine?
Generic medications, including hydroxyzine, are required by regulatory bodies like the U.S. Food and Drug Administration (FDA) to be bioequivalent to their brand-name counterparts. This means they contain the same active ingredients, are administered in the same dosage form, and have the same strength and route of administration. While inactive ingredients might differ, they do not affect the drug's safety or efficacy [4].
What are the side effects of hydroxyzine?
Common side effects of hydroxyzine include drowsiness, dry mouth, blurred vision, and dizziness [1].
Where can I find more information on hydroxyzine?
Detailed information on hydroxyzine, including its uses, side effects, and drug interactions, can be found on pharmaceutical information websites and from healthcare providers [1].
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Sources
1. National Library of Medicine. (n.d.). Hydroxyzine. Retrieved from https://medlineplus.gov/druginfo/meds/a682141.html
2. DrugPatentWatch.com. (n.d.). Drug Patent Expiration Dates. Retrieved from https://drugpatentwatch.com/
3. DrugPatentWatch.com. (n.d.). Hydroxyzine Patents. Retrieved from https://drugpatentwatch.com/search?q=hydroxyzine
4. U.S. Food and Drug Administration. (n.d.). Generic Drugs: Questions and Answers. Retrieved from https://www.fda.gov/drugs/generic-drugs/generic-drugs-questions-and-answers