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(Other side effects can include headache, nosebleed, sore throat, stomach pain, and diarrhea, according to Medline Plus.) Bottom line: Which is more effective — Claritin or Zyrtec?
Antihistamines are drugs which treat allergic rhinitis, common cold, influenza, and other allergies. [1] Typically, people take antihistamines as an inexpensive, generic (not patented) drug that can be bought without a prescription and provides relief from nasal congestion, sneezing, or hives caused by pollen, dust mites, or animal allergy with few side effects. [1]
Effects generally begin within thirty minutes and last for about a day. [6] The degree of benefit is similar to other antihistamines such as diphenhydramine, which is a first-generation antihistamine. [6] Common side effects include sleepiness, dry mouth, headache, and abdominal pain. [6]
H 1 antagonists, also called H 1 blockers, are a class of medications that block the action of histamine at the H 1 receptor, helping to relieve allergic reactions.Agents where the main therapeutic effect is mediated by negative modulation of histamine receptors are termed antihistamines; other agents may have antihistaminergic action but are not true antihistamines.
Loratadine, sold under the brand name Claritin among others, is a medication used to treat allergies. [5] This includes allergic rhinitis (hay fever) and hives . [ 5 ] It is also available in drug combinations such as loratadine/pseudoephedrine , in which it is combined with pseudoephedrine , a nasal decongestant . [ 5 ]
A link between these types of drugs and cognitive impairment isn't a totally new discovery, but for the first time, researchers used brain imaging techniques to determine the physical changes ...
Fexofenadine, sold under the brand name Allegra among others, [10] is an antihistamine pharmaceutical drug used in the treatment of allergy symptoms, such as hay fever and urticaria. [ 11 ] Therapeutically, fexofenadine is a selective peripheral H 1 blocker .
The Phenylephrine Vs. Pseudoephedrine Debate, Explained While pseudoephedrine and phenylephrine are both nasal decongestants, they work in your body in different ways, says Purvi Parikh, MD, an ...