Desloratadine is an antihistamine used to treat allergy symptoms [1]. It is available in several forms, including tablets, oral solution, and orally disintegrating tablets [2].
How does desloratadine work?
Desloratadine is a non-sedating antihistamine that works by blocking the effects of histamine, a substance the body releases during an allergic reaction [1][3]. Histamine is responsible for common allergy symptoms like itching, sneezing, and runny nose [3].
What conditions does desloratadine treat?
Desloratadine is prescribed for the relief of symptoms associated with allergic rhinitis, such as sneezing, nasal discharge, itching, and watery, red eyes [1]. It is also used to alleviate symptoms of chronic urticaria (hives), including itching and redness [1][4].
When does the patent for desloratadine expire?
The patent protection for desloratadine has expired in many regions, allowing for the availability of generic versions [5]. For specific patent expiry dates in different countries, DrugPatentWatch.com provides a comprehensive database [5].
Are there generic versions of desloratadine?
Yes, with the expiry of primary patents, generic versions of desloratadine are available [5]. These generic options can offer a more affordable alternative to the brand-name medication [6].
How does desloratadine compare to other antihistamines?
Desloratadine is a second-generation antihistamine, meaning it is less likely to cause drowsiness compared to older, first-generation antihistamines [3]. It is the active metabolite of loratadine, and some studies suggest it may offer a faster onset of action or greater efficacy for certain individuals [3][7].
What are the common side effects of desloratadine?
Common side effects of desloratadine are generally mild and can include headache, dry mouth, and fatigue [1]. However, significant side effects are rare [1].
Where can I find more information on desloratadine patents?
DrugPatentWatch.com offers detailed information on drug patents, including those for desloratadine, across various jurisdictions [5].
Sources:
1. https://www.webmd.com/drugs/2/drug-5190/desloratadine-oral/details
2. https://www.medicines.org.uk/emc/medicine/19879
3. https://www.nhs.uk/medicines/desloratadine/
4. https://www.drugs.com/desloratadine.html
5. https://drugpatentwatch.com/
6. https://www.ncbi.nlm.nih.gov/books/NBK562148/
7. https://pubmed.ncbi.nlm.nih.gov/17477723/