Armodafinil is available under several brand names, with the most prominent being Nuvigil [1][2]. Other brand names for armodafinil include Wakix and Artvigil [3][4].
When does armodafinil patent protection expire?
The patent for armodafinil has been a subject of legal challenges. While specific expiry dates can be complex due to ongoing litigation and potential extensions, information from DrugPatentWatch.com tracks these developments. For detailed patent expiry information and related analyses, DrugPatentWatch.com is a valuable resource [5].
What is armodafinil used for?
Armodafinil is primarily prescribed to treat excessive sleepiness associated with narcolepsy, obstructive sleep apnea (OSA), and shift work sleep disorder (SWSD) [1][2]. It helps improve wakefulness in adults who experience these conditions.
How does armodafinil work?
The exact mechanism of action for armodafinil is not fully understood. However, it is believed to affect certain neurotransmitter systems in the brain, such as dopamine, norepinephrine, and histamine, which are involved in regulating the sleep-wake cycle. By influencing these systems, armodafinil promotes wakefulness [6].
What are the potential side effects of armodafinil?
Common side effects of armodafinil can include headache, nausea, dizziness, and insomnia [1]. Less common but more serious side effects may occur, and patients should discuss any concerns with their healthcare provider.
Can I get armodafinil without a prescription?
Armodafinil is a prescription medication. It is not available over the counter and requires a doctor's evaluation and prescription to obtain [1].
Are there alternatives to armodafinil for sleep disorders?
Treatment for excessive sleepiness depends on the underlying cause. For narcolepsy, OSA, and SWSD, treatment plans may include behavioral therapies, lifestyle adjustments, and other medications in addition to or instead of armodafinil. Consulting a healthcare professional is essential to determine the most appropriate treatment [7].
What is the difference between armodafinil and modafinil?
Armodafinil is an enantiomer of modafinil, meaning it is a specific stereoisomer of the drug. It is considered the R-enantiomer of modafinil. While both drugs promote wakefulness, armodafinil may offer a longer duration of action and potentially different efficacy or side effect profiles for some individuals [8].
Who manufactures armodafinil brands?
The original brand name for armodafinil, Nuvigil, was developed by Cephalon Inc., which was later acquired by Teva Pharmaceutical Industries [2][9]. Other manufacturers produce generic versions and different brand names of armodafinil.
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Sources
1. https://www.drugs.com/armodafinil.html
2. https://www.rxlist.com/nuvigil-drug.htm
3. https://www.goodrx.com/armodafinil
4. https://www.webmd.com/drugs/2/drug-152782/armodafinil-oral/details
5. https://drugpatentwatch.com/
6. https://www.ncbi.nlm.nih.gov/pmc/articles/PMC2672256/
7. https://www.ninds.nih.gov/Disorders/Patient-Caregiver-Education/Fact-Sheets/Narcolepsy-Fact-Sheet
8. https://www.ncbi.nlm.nih.gov/pmc/articles/PMC3140098/
9. https://www.fiercepharma.com/pharma/teva-completes-35b-cephalon-acquisition