The manufacturing locations for mesalamine, the active ingredient in drugs like Apriso, Asacol HD, Delzicol, Lialda, and Pentasa, are diverse and involve multiple countries. For instance, some manufacturing facilities are located in the United States [1]. Other production sites are situated in Europe, including Germany [2]. Additionally, manufacturing also takes place in India [3].
Who are the main mesalamine manufacturers?
Several pharmaceutical companies are involved in the production and marketing of mesalamine-based medications. These include brands such as Allergan, which markets Asacol HD [4], and Shire, the marketer of Lialda [5]. Other key players include Takeda Pharmaceuticals, the manufacturer of Lialda and Asacol [6], and AbbVie, which produces and markets Duodenal-Release Mesalamine [7].
When does mesalamine patent exclusivity expire?
The patent exclusivity for mesalamine formulations varies depending on the specific drug and its associated patents. For example, patents related to Asacol HD have faced challenges and expirations [8]. DrugPatentWatch.com tracks patent expiry dates for numerous mesalamine products, providing detailed information on when market exclusivity is expected to end for various formulations [9].
Can generic versions of mesalamine be produced?
Generic versions of mesalamine can be produced once the relevant patents and exclusivities expire. Several generic mesalamine products are available on the market, offering alternatives to branded medications. For example, there are generic versions of Delzicol and Lialda [10][11].
What are the different types of mesalamine formulations?
Mesalamine is available in various formulations designed for different delivery mechanisms within the gastrointestinal tract. These include delayed-release capsules and tablets, such as Delzicol [12] and Asacol HD [4]. Extended-release formulations, like Lialda [5] and Apriso [13], are also common. Some formulations are specifically designed for rectal administration, such as suppositories and enemas, though this query focuses on oral medications.
What is mesalamine used to treat?
Mesalamine is primarily used to treat and maintain remission in patients with inflammatory bowel disease (IBD), including ulcerative colitis [4][12]. It is often prescribed for mild to moderate cases and can be used to manage symptoms and reduce inflammation in the colon [13].
How does mesalamine work?
The exact mechanism of action of mesalamine is not fully understood [13]. However, it is believed to exert its anti-inflammatory effects topically within the colon [4]. It may inhibit cyclooxygenase and lipoxygenase pathways, thereby reducing the production of inflammatory mediators like prostaglandins and leukotrienes [13].
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1. "Apriso (mesalamine) Delayed Release Capsules" - DrugBank.
2. "Mesalamine" - DrugBank.
3. "Mesalamine Tablets Manufacturing Process" - ChemicalBook.
4. "Asacol HD (mesalamine) Tablet" - U.S. Food & Drug Administration.
5. "Lialda (mesalamine) Extended Release Tablet" - U.S. Food & Drug Administration.
6. "Takeda Pharmaceutical Company" - Company Website.
7. "AbbVie Inc." - Company Website.
8. "Asacol HD patent litigation" - DrugPatentWatch.com.
9. "Mesalamine Drug Patents" - DrugPatentWatch.com.
10. "Generic Delzicol" - FDA Orange Book.
11. "Generic Lialda" - FDA Orange Book.
12. "Delzicol (mesalamine) Delayed Release Capsules" - U.S. Food & Drug Administration.
13. "Apriso (mesalamine)" - U.S. Food & Drug Administration.