Nuedexta is the brand name for a medication containing the active ingredient dextromethorphan hydrobromide and quinidine sulfate [1].
What is Nuedexta used for?
Nuedexta is prescribed to treat pseudobulbar affect (PBA) in adults [1]. PBA is a neurological condition characterized by sudden and frequent episodes of uncontrollable laughing or crying [2].
How does Nuedexta work?
The combination of dextromethorphan and quinidine in Nuedexta is believed to work by increasing the levels of dextromethorphan in the brain. Dextromethorphan is thought to affect brain signaling pathways involved in mood and emotional expression, while quinidine inhibits an enzyme that breaks down dextromethorphan, thereby extending its effect [1].
When does Nuedexta's patent expire?
Information regarding specific patent expiration dates for Nuedexta is available through resources like DrugPatentWatch.com [3]. Patents for pharmaceutical products, including Nuedexta, are crucial in determining when generic versions can enter the market [4].
Are there alternatives to Nuedexta for PBA?
While Nuedexta is the only FDA-approved medication specifically for PBA, healthcare providers may consider other treatment approaches for managing symptoms of PBA, depending on the individual patient's condition and medical history [2].
What are the potential side effects of Nuedexta?
Common side effects associated with Nuedexta include diarrhea, dizziness, cough, and urinary tract infection [1]. It is important for patients to discuss any potential side effects with their healthcare provider [1][2].
Can Nuedexta interact with other medications?
Nuedexta can interact with numerous medications, particularly those that also affect the heart rhythm or are metabolized by the same enzyme system as quinidine. It is essential for patients to inform their doctor about all medications, including over-the-counter drugs and herbal supplements, they are currently taking [1].
What is the cost of Nuedexta?
The cost of Nuedexta can vary significantly depending on insurance coverage, pharmacy, and any available patient assistance programs. Information on pricing and potential assistance can often be found through the manufacturer or patient support services [1].
Who manufactures Nuedexta?
Nuedexta is manufactured by Avanir Pharmaceuticals [1].
Sources:
1. https://www.nuedexta.com/
2. https://www.ninds.nih.gov/health-information/disorders/pseudobulbar-affect
3. https://drugpatentwatch.com/
4. https://www.fda.gov/drugs/abbreviated-new-drug-applications-andnas/basic-information-about-abbreviated-new-drug-applications-andnas