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Doctor insights on: Clarinex Withdrawal

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What does clarinex (desloratadine) work for?

What does clarinex (desloratadine) work for?

Seasonal allergies: Clarinex is another form of the antihistamine medicine-claritin. The generic name is loratidine. It helps with allergies, like hay fever. There are many current examples of medications which have become generic, so drug companies try and make an alternative form that they can market with a brand name. If you take claritin-your body converts it into clarinex. Another example is Nexium (esomeprazole) and prilosec. ...Read more

Dr. Sanjiv Kaul
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Please describe the medication: clarinex (desloratadine)?

Please describe the medication: clarinex (desloratadine)?

New antihistamine: Clarinex is the brand name for desloratadine, the major metabolite of Loratadine (claritin). This makes it a new generation antihistamine. Desloratadine is approved for treatment of seasonal and perennial allergic rhinitis as well as chronic hives. Clarinex is available as a tablet, reditab, oral solution and as a combination product with a decongestant. ...Read more

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What are the differences between loratadine, desloratidine?

What are the differences between loratadine, desloratidine?

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

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What is the shelf life of clarinex (desloratadine) tablets?

Follow manufacturer: We all know that medications last beyond their expiration dates. But who would pay for studies to check this? Not the manufacturer who has an interest in you buying more drugs. A recent review in JAMA in 2012 reviewed this subject. But no, if you need to use a drug, I would follow the expiration date on the package. ...Read more

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What is the difference between loratadine and desloratidine?

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

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How long should I wait for clarinex (desloratadine) to start working well?

How long should I wait for clarinex (desloratadine) to start working well?

15-30min: Antihistamines in general can take up to 30min or so to work. It should not take you more than a couple of days to know if that medicine will work for you or not. ...Read more

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Could you tell me what is the shelf life of clarinex (desloratadine) tablets?

Could you tell me what is the shelf life of clarinex (desloratadine) tablets?

Expiration date: Check the expiration date on the medication label. The potency of the medication cannot be guaranteed beyond the expiration date. A medication without potency very likely has less effectiveness. ...Read more

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I was wondering what are the differences between loratadine and desloratidine?

I was wondering what are the differences between loratadine and desloratidine?

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

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Is Clarinex and Desloratadine (generic) both available OTC? And how much are they?

Is Clarinex and Desloratadine (generic) both available OTC? And how much are they?

Desloratadine : or clarinex, requires prescription, the brand costs 3 times as much as the generic, which is around 80$ for one month supply, (30 tablets) ...Read more

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How long does clarinex (desloratadine) (desloratidine) take to get out of your system?

How long does clarinex (desloratadine) (desloratidine) take to get out of your system?

24 hours or more: Desloratadine is an isomer of loratadine. It is allegedly more effective at binding the antihistamine receptor and less likely to cause side effects. It generally has a 24 hour effect. However, to completely be out of your system, it would probably take 3 days. ...Read more

Dr. Thomas Inwood
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