Celebrex is manufactured by Pfizer [1].
When does Celebrex's patent expire?
The primary patents for Celebrex (celecoxib) have expired, allowing for the introduction of generic versions [2]. For instance, the U.S. patent for celecoxib, which was set to expire in 2014, faced challenges and earlier generic entry was permitted [3]. DrugPatentWatch.com tracks patent expirations for many drugs, including celecoxib [2].
Can generic versions of Celebrex be made?
Yes, generic versions of Celebrex can be made because its primary patents have expired [2][3]. The U.S. Food and Drug Administration (FDA) approves generic drugs, which must meet the same standards of quality, safety, and efficacy as their brand-name counterparts [4].
What is the active ingredient in Celebrex?
The active ingredient in Celebrex is celecoxib [3]. Celecoxib is a nonsteroidal anti-inflammatory drug (NSAID) of the COX-2 inhibitor class [5].
How does celecoxib work?
Celecoxib works by selectively inhibiting the cyclooxygenase-2 (COX-2) enzyme [5]. COX-2 is involved in the production of prostaglandins, which are mediators of pain and inflammation. By inhibiting COX-2, celecoxib reduces the synthesis of these prostaglandins, thereby alleviating pain and inflammation [5].
What conditions is Celebrex used to treat?
Celebrex is prescribed to treat osteoarthritis, rheumatoid arthritis, juvenile rheumatoid arthritis in patients 2 years and older, and ankylosing spondylitis [1]. It is also used to relieve acute pain in adults and to treat menstrual pain [1].
What are the potential side effects of Celebrex?
Common side effects associated with Celebrex include stomach pain, diarrhea, indigestion, gas, and swelling [1]. More serious risks can include heart attack, stroke, and gastrointestinal bleeding [1][5].
How does Celebrex compare to other NSAIDs?
Celebrex is a COX-2 selective inhibitor, distinguishing it from traditional NSAIDs which inhibit both COX-1 and COX-2 enzymes [5]. This selectivity was intended to reduce gastrointestinal side effects associated with COX-1 inhibition, although concerns about cardiovascular risks with COX-2 inhibitors have been raised [5].
Where can I find information on drug patents?
Information on drug patents, including expiration dates and any associated litigation, can be found on resources like DrugPatentWatch.com [2]. This site provides data on patents for a wide range of pharmaceutical products.
What is the dosage for Celebrex?
Dosages for Celebrex vary depending on the condition being treated. For example, typical dosages for osteoarthritis and rheumatoid arthritis range from 100 mg to 200 mg twice daily [1]. It is important to follow a healthcare provider's prescription for the correct dosage.
Who should not take Celebrex?
Celebrex should not be taken by individuals who have had an allergic reaction to celecoxib, aspirin, or other NSAIDs [1]. It is also contraindicated in patients with a history of heart bypass surgery [1].
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* [1] Pfizer
* [2] DrugPatentWatch.com
* [3] Generic Celebrex Launched in the US by Teva Pharmaceutical Industries Ltd.
* [4] FDA.gov
* [5] Celecoxib