can diphenhydramine hydrochloride cause anxiety?
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Dystonic reactions have been reported after single doses of diphenhydramine. Pseudoephedrine produces nervous system stimulation, resulting in tremor, anxiety, and nervousness.
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Diphenhydramine is an antihistamine used to relieve symptoms of allergy, hay fever, and the common cold. These symptoms include rash, itching, watery eyes, itchy eyes/nose/throat, cough, runny nose, and sneezing. It is also used to prevent and treat nausea, vomiting and dizziness caused by motion sickness.
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Benadryl (diphenhydramine) is a brand-name, over-the-counter medication that's classified as an antihistamine. It's used to help relieve symptoms of hay fever (seasonal allergies), other allergies, and the common cold, as well as itchy skin due to insect bites, hives, and other causes.
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Somewhat surprisingly, Benadryl can have a paradoxical reaction in some individuals and cause CNS (central nervous system) stimulation, even at recommended dosages. This is sometimes known as paradoxical excitation. Some describe this reaction as making them feel "hyper".
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Interactions between your drugs Using diphenhydrAMINE together with lamoTRIgine may increase side effects such as dizziness, drowsiness, confusion, and difficulty concentrating. Some people, especially the elderly, may also experience impairment in thinking, judgment, and motor coordination.
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Alcohol may increase drowsiness and dizziness while you are taking diphenhydrAMINE. You should be warned not to exceed recommended dosages and to avoid activities requiring mental alertness. If your doctor prescribes these medications together, you may need a dose adjustment to safely take this combination.
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Some people take Benadryl for anxiety because of the calming and sleep-inducing effects that it can have. However, these effects are less than you would see for prescription sedatives such as benzodiazepines. Benadryl takes about 15 to 30 minutes to start working and its peak effect happens around 2 to 4 hours.
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DilTIAZem and diphenhydrAMINE may have additive effects in lowering your blood pressure. You may experience headache, dizziness, lightheadedness, fainting, and/or changes in pulse or heart rate.
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diphenhydrAMINE zolpidem Using diphenhydrAMINE together with zolpidem may increase side effects such as dizziness, drowsiness, confusion, and difficulty concentrating. Some people, especially the elderly, may also experience impairment in thinking, judgment, and motor coordination.
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BENADRYL (DIPHENHYDRAMINE) The antihistamine allergy medication Benadryl can also act as a sedative-hypnotic. It may, therefore, work as a sleep aid in place of a benzodiazepine insomnia drug.
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Nervous system Motor skills may be impaired. Dystonic reactions have been reported after single doses of diphenhydramine. Pseudoephedrine produces nervous system stimulation, resulting in tremor, anxiety, and nervousness.
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Too much caffeine often found in soda pop and diet soda can make anxiety worse, too. Try seltzer water with a splash of lime, cranberry, or orange juice. Or simply keep yourself hydrated with enough water your body needs.
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Vitamins B-complex are also stimulating and may cause anxiety and even panic attacks in some people taking higher doses. In addition, certain herbs such as Panax ginseng, guarana, licorice root or kola nut are stimulatory and can cause similar symptoms.
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Doxylamine succinate is one of the most sedating antihistamines available over-the-counter (stronger than diphenhydramine). A single dose causes rapid and marked drowsiness in the vast majority of individuals. Doxylamine succinate is eliminated somewhat more slowly from the body than diphenhydramine hydrochloride.
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Ordinary doses of Benadryl can also cause urinary retention, dizziness, trouble with coordination, dry mouth, blurry vision, and constipation. Especially in older individuals, diphenhydramine can cause delirium and contribute to long term dementia. In an overdose, Benadryl becomes very dangerous.
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Diphenhydramine (Benadryl) is an older antihistamine with known anticholinergic properties that can lead to several side effects, including xerostomia (dry mouth).
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Using dextromethorphan together with diphenhydrAMINE may increase side effects such as dizziness, drowsiness, confusion, and difficulty concentrating. Some people, especially the elderly, may also experience impairment in thinking, judgment, and motor coordination.