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| | MedlinePlus Drug Information: Diphenhydramine Oral |
 | | Diphenhydramine, an antihistamine, relieves red, irritated, itchy, watery eyes; sneezing; and runny nose caused by hay fever, allergies, and the common cold. |
| | Diphenhydramine is also used to prevent and treat motion sickness, induce sleep, treat Parkinson's disease, and relieve cough caused by minor throat or airway irritation. |
| | For motion sickness, diphenhydramine is taken 30 minutes before departure and, if needed, before meals and at bedtime. |
| www.nlm.nih.gov /medlineplus/druginfo/medmaster/a682539.html (905 words) |
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