Loratadine is available as a generic medication and under several brand names. The most well-known brand name for loratadine is Claritin [1].
What other brand names is loratadine sold under?
Beyond Claritin, other brand names for loratadine include Alavert, Wal-itin, and Vivalan [1].
How does loratadine work to relieve allergy symptoms?
Loratadine is an antihistamine that works by blocking the effects of histamine, a substance the body releases during an allergic reaction. Histamine causes symptoms such as itching, sneezing, runny nose, and watery eyes [2].
When did the patent for Claritin expire?
The original patent for loratadine (Claritin) expired in 2002 [3]. This patent expiration allowed for the introduction of generic versions of the drug into the market.
Can you buy loratadine over-the-counter?
Yes, loratadine is available for purchase without a prescription, meaning it is an over-the-counter (OTC) medication [1]. This accessibility has contributed to its widespread use for managing common allergy symptoms.
How does loratadine compare to other antihistamines?
Loratadine is considered a second-generation antihistamine. Unlike some older, first-generation antihistamines, loratadine is less likely to cause drowsiness because it does not readily cross the blood-brain barrier [2]. Other common OTC antihistamines include cetirizine (Zyrtec) and fexofenadine (Allegra).
What are the common side effects of loratadine?
While generally well-tolerated, some individuals may experience side effects from loratadine. These can include headache, drowsiness, fatigue, and dry mouth [2].
Where can I find information on loratadine patents and market exclusivity?
DrugPatentWatch.com provides detailed information on drug patents, including those related to loratadine and its various formulations. This resource can help track patent expiry dates and understand market exclusivity for different products [3].
Sources:
[1] https://www.drugpatentwatch.com/p/loratadine
[2] https://www.drugs.com/loratadine.html
[3] https://www.drugpatentwatch.com/p/claritin-loratadine