Doctor insights on:
What Are The Differences Between Claritin And Clarinex
Metabolite: Clarinex (desloratadine) is des-loratadine and Claritin is loratadine. Clarinex (desloratadine) is the active metabolite of claritn. So (according to the manufacturer) you have the benefits of loratidine with minimal side effects. It is common in the pharmaceutical industry to use active metabolites or isomers of drugs. This potentially gives you a more active compound while minimizing the potential side effect. ...Read moreSee 1 more doctor answer
Similar: Desloratidine is the active metabolite of loratidine. Loratidine is available as Claritin (loratadine) and must be metabolized to desloratidine in the liver to become the active metabolite desloratidine. However, desloratidine is available as Clarinex and is already in the more potent form. ...Read more
Des/loratadine: Desloratadine is the primary metabolite is loratadine. The advantage is thought to be quicker onset of action and longer action of anti-histamine effect. There is a small percentage of patients in which neither drug is able to be metabolized adequately. At usual doses, both are considered non-sedating specific h1 antagonists. Clinically speaking both are useful drugs for typical allergies. ...Read more
What are the differences between loratadine and desloratidine in how well it works or how long it lasts?
Almost identical: Despite claims, in practice Not much. Just a minor modification of the molecule as one is a metabolic derivative of the other. The efficacy is about the same. ...Read more
Yes: Clarinex (desloratadine) has only slight differences in chemical structure from the original product of Claritin and in my clinical experience you will not notice any difference in relieving your allergy symptoms. The generic of claritin, loratadine, is also much less expensive and is available at most drug stores. ...Read more
I see there is no way to cure eczema, but how much do antihistamines like claritin, (loratadine) clarinex, or zyrtec help prevent eczema?
Eczema - cure: Eczema can go away if it is caused by something like a food or chemical but it requires a thorough investigation by a allergist or dermatologist. Some hereditary forms cannot be cured but only controlled by medications. Antihistamines help to reduce itching but cannot cure this condition. ...Read moreSee 1 more doctor answer
Zyrtec, claritin, (loratadine) allegra, clarinex. Other allergy pill options? Year-round, persistant allergies. Wet in ears, post-nasal drip (sore throat).
Before you go : Looking for another allergy medication, i would keep the one that works best for you and take it diligently everyday with a steroid nasal spray twice daily for a month to see a big difference with just burst of meds here and there and only when you feel like it. If you have already done this, then it is time to see your doctor, possibly referral to allergist or ENT depends on what the problem is. ...Read moreSee 1 more doctor answer
Individual issue: There is only one way to tell, trial & error.Both are helpful for many.Zyrtec has a benedryl like quality in that it crosses into the brain & can cause some sedation, while Claritin (loratadine) does not.In some small infants, their problem is less allergy and more irritant based (smoke, fumes, dust etc) and neither will help with irritants. ...Read moreSee 1 more doctor answer
Yes : Similarity: in the 2nd generation antihistamine class of drugs. Zyrtec and Claritin (loratadine) are safe in pregnancy. Both can cause dryness and urinary symptoms as a sideffect differences: Claritin (loratadine) does not usually cause drowsiness. Zyrtec typically can. The time it takes to be effective vary as well. As far as effectiveness: depends on person. Zyrtec in some studies have been shown to be faster acting. ...Read moreSee 1 more doctor answer
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