How does Valium interact with over-the-counter antihistamines, and what precautions should patients take to avoid adverse effects or excessive sedation?
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Valium enhances the drowsiness caused by antihistamines. Avoid activities requiring alertness such as driving when combining these medications.
Valium (diazepam) can increase sedation when taken with OTC antihistamines. Users should avoid driving and limit alcohol to prevent excessive drowsiness.
Combining Valium with antihistamines like diphenhydramine may cause heightened sedation. Caution is advised, especially in activities requiring alertness.