Of sedating antihistamines
Topical preparations (ointments and creams) are often applied to insect bites but are not very effective as the antihistamine chemical does not penetrate the skin well.Sedating antihistamines should not be used in children under the age of 2 years for any reason and should not be used in children under 6 years for cough and cold symptoms.The newer antihistamines are available only by prescription.
That means you can control your symptoms with only 1 or 2 doses each day compared with older medications, which usually require doses every 4 to 6 hours to maintain their effectiveness.
Recent studies have shown that anticholinergics may increase the risk of dementia.
You may have taken antihistamines in the past and found it hard to concentrate or stay awake.
Always read the label and all product packaging before use.
Antihistamines can cause drowsiness, which might help you fall asleep for a few nights — but routine use of antihistamines for insomnia isn't recommended.