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Its effects on central H 1 receptors cause drowsiness. Diphenhydramine is a potent antimuscarinic (a competitive antagonist of muscarinic acetylcholine receptors) and, as such, at high doses can cause anticholinergic syndrome. [68]
Diphenhydramine (often referred to by the trade name Benadryl) is an anticholinergic antihistamine medicine commonly used to treat allergic reactions and symptoms of a common cold, such as coughing. Its central antihistaminergic properties also cause it to act as a sedative, and for this reason it is also used to treat insomnia. [24]
Benadryl Dry, Tickly Cough Liquid is a cough medicine found in Australia. It is used to temporarily relieve irritating coughs. Pholcodine is the main ingredient found in this cough liquid. [11] This medication is to be taken orally and may cause drowsiness. In India, Benadryl can also be found in the form of a cough liquid and also cough lozenges.
“Zyrtec can cause drowsiness,” Dr. Brooks says. “While not as frequent as for older antihistamines like Benadryl, I still see drowsiness with Zyrtec quite a bit. In fact, pilots are not ...
The most common adverse effects noted for second-generation agents include drowsiness, fatigue, headache, nausea and dry mouth. [ 4 ] Continuous and/or cumulative use of anticholinergic medications, including first-generation antihistamines, is associated with higher risk for cognitive decline and dementia in older people.
Allergy medications may cause brain damage, increase dementia risk because of course they can, everything can. ... If you've ever popped a Benadryl or two to sleep through a long flight (or even ...
Antihistamine drugs can have undesirable side-effects, the most notable one being drowsiness in the case of oral antihistamine tablets. First-generation antihistamine drugs such as diphenhydramine cause drowsiness, while second- and third-generation antihistamines such as fexofenadine and loratadine are less likely to. [52] [53]
Inflammation in these spots can cause cells to die or damage tissues or nerves, research shows. The bottom line is, dry eyes are more than just annoying. The bottom line is, dry eyes are more than ...