Desloratadine is available as a generic medication. It is the active metabolite of loratadine and is used to treat allergy symptoms.
When did the patent for desloratadine expire?
The patents protecting desloratadine, marketed under the brand name Clarinex, expired in the United States in early 2012. This allowed generic manufacturers to begin producing and selling their versions of the drug [1].
Who makes generic desloratadine?
Following patent expiry, numerous pharmaceutical companies began offering generic desloratadine. These include major generic manufacturers and their subsidiaries. Specific brand names for generic desloratadine may vary by region and manufacturer.
How does generic desloratadine compare to brand-name Clarinex?
Generic desloratadine contains the same active ingredient as brand-name Clarinex and is approved by regulatory agencies to be therapeutically equivalent. This means it is expected to have the same quality, safety, and efficacy as the original medication. The primary difference is typically in cost, with generic versions generally being more affordable [2].
What are the uses of desloratadine?
Desloratadine is prescribed to relieve symptoms associated with allergic rhinitis, such as sneezing, runny nose, itchy nose, and itchy or watery eyes. It is also used to treat hives (urticaria), reducing itching and the number and size of hives [3].
Are there any side effects associated with desloratadine?
Common side effects reported for desloratadine can include sore throat, dry mouth, headache, and fatigue. More serious side effects are rare, but individuals should consult a healthcare professional if they experience any unusual or severe reactions [3].
What is the difference between desloratadine and loratadine?
Desloratadine is the primary active metabolite of loratadine. While both are antihistamines used to treat allergy symptoms, desloratadine is considered to be more potent and may offer a faster onset of action in some individuals because it bypasses the metabolic process that loratadine requires to become active in the body. Generic versions of both desloratadine and loratadine are widely available [4].
How is desloratadine regulated?
Desloratadine, both in its brand-name and generic forms, is regulated by health authorities like the U.S. Food and Drug Administration (FDA). These agencies review safety and efficacy data before approving medications for sale and monitor them post-market [2].
Sources:
1. DrugPatentWatch.com
2. U.S. Food and Drug Administration
3. National Library of Medicine
4. Mayo Clinic