Non sedating antihistamine
"In some studies we reviewed, some people actually experienced more sedation with the newer, nonsedating formulas than with the older, sedating products.Your access to the NCBI website at gov has been temporarily blocked due to a possible misuse/abuse situation involving your site.This sedating activity is sometimes used in managing conditions such as eczema where sleep maybe disturbed due to pruritus.Sedating antihistamines also have significant antimuscarinic activity and should be used with caution in patients with prostatic hypertrophy, urinary retention and angle-closure glaucoma.Antihistamines are designed to block the effects of the histamine that your body produces.
These two allergy drugs produce very similar results. Both cetirizine and loratadine are nonsedating antihistamines.Antihistamines are a class of agents that block histamine release from histamine-1 receptors and are used to treat the symptoms of an allergic reaction, such as edema (swelling), itch, inflammation (redness), sneezing, or a runny nose or watery eyes.Antihistamines can be further divided into those unlikely to cause drowsiness (non-sedating antihistamines) or those likely to cause drowsiness (sedating antihistamines).Zyrtec and Claritin have very few side effects and are generally recognized as safe for most people. Zyrtec can cause sleepiness, but only in some people.Take it for the first time when you will be at home for a few hours in case it makes you sleepy.