Doctor insights on:
Clarinex D 12 Hour Medication
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 moreSee 1 more doctor answer
Is there a prescription medication that is stronger than clarinex (desloratadine) d? I've been taking it for over a week. Allergies hit today like i've taken no meds.
Can my girlfriend take medications such as clarinex (desloratadine) and nyquil while on birth control?
Can a pregnant woman take desloratidine tablets as antihistamine medication during the first month of pregnancy or is it a contraindication?
Probably not: This drug is classified as category c in pregnancy and thus you should consider taking those with category b classification with pregnancy. In fairness, I have not seen much data linking fetal anomalies to any of the approved antihistamines. However it is better to be safe than sorry. ...Read more
You have to sign: The D means it contains pseudoephedrine which is a stimulant drug that can be abused. In some states you have to sign for it and show a driver's license. It is also available by prescription. Do not take if if you have high blood pressure or heart disease for sure. Read the package for other precautions as well. I am not sure if you have to sign for it in every state. Your pharmacist knows. ...Read moreSee 1 more doctor answer
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
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
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
A purified form: Loratidine is a mixture of equal parts desloratidine & its inactive mirror image compound. In biochemistry there are many such molecules with identical chemical formula that act differently because of "handedness". The inactive part of loratidine is safely removed by your body. Effects & side-effects are the same. Major difference: loratidine is over-the-counter; desloratidine is prescription. ...Read more