Suboxone is manufactured by Indivior [1].
Who Else Makes Medications for Opioid Use Disorder?
Other companies also produce medications used to treat opioid use disorder. Buprenorphine, a key component of Suboxone, is available in various forms and from different manufacturers. For example, generic versions of buprenorphine/naloxone sublingual films and tablets are available, with companies like Teva Pharmaceuticals and Actavis among those producing them [2].
What Are the Different Formulations of Suboxone and Its Generics?
Suboxone itself is available as a sublingual film, and historically as a sublingual tablet. Generic versions also come in both sublingual film and tablet forms, containing buprenorphine and naloxone [3]. These formulations are designed for absorption under the tongue to prevent misuse.
When Does Suboxone's Patent Protection End?
The patent landscape for Suboxone is complex, with multiple patents covering its composition, formulation, and methods of use. While the original patents for Suboxone have expired, leading to the availability of generic versions, ongoing litigation and new patent filings can impact market exclusivity for different formulations and indications [4]. Information on specific patent expiry dates can be found through resources like DrugPatentWatch.com [4].
How Do Generic Suboxone Products Compare to the Brand Name?
Generic versions of buprenorphine/naloxone products are bioequivalent to Suboxone, meaning they deliver the same amount of active ingredients into the bloodstream and are expected to have the same clinical effect [3]. They are typically offered at a lower cost, increasing accessibility for patients.
What Are the Side Effects Patients Should Be Aware Of?
Common side effects associated with buprenorphine/naloxone products, including Suboxone and its generics, can include nausea, vomiting, constipation, headache, sweating, and withdrawal symptoms if taken too soon after using opioids [5]. Patients should discuss any concerns with their healthcare provider.
What is the Mechanism of Action for Suboxone?
Suboxone contains buprenorphine, a partial opioid agonist, and naloxone, an opioid antagonist. Buprenorphine binds to opioid receptors in the brain, reducing cravings and withdrawal symptoms. Naloxone is included to deter misuse; if the medication is injected or snorted, naloxone can trigger withdrawal symptoms due to its opioid-blocking properties [6].
Where Can I Find More Information on Drug Patents?
Resources such as DrugPatentWatch.com provide detailed information on drug patents, including expiry dates, litigation, and patent statuses for various medications, including those used for opioid use disorder [4].
What Are the Risks of Using Suboxone?
Beyond common side effects, there are risks associated with Suboxone, including potential for misuse, addiction, and overdose, particularly if combined with other central nervous system depressants like benzodiazepines or alcohol [5]. Liver problems have also been reported.
Sources:
[1] https://www.indivior.com/
[2] https://www.accessdata.fda.gov/scripts/cder/ob/default.cfm
[3] https://www.fda.gov/drugs/postmarket-drug-safety-information-for-patients-and-providers/buprenorphine-and-naloxone-sublingual-film-and-tablets-and-buprenorphine-sublingual-tablets
[4] https://www.drugpatentwatch.com/
[5] https://www.suboxone.com/patient/important-safety-information
[6] https://www.hhs.gov/about/agencies/ose/science-research/research-priorities/substance-use-disorders/clinical-trials/buprenorphine/index.html