The brand name for eszopiclone is Lunesta [1].
What is Lunesta used for?
Lunesta is a prescription medication used to treat insomnia, specifically problems falling asleep and staying asleep [1]. It is a non-benzodiazepine hypnotic agent that works by affecting certain chemicals in the brain that may be unbalanced in people with insomnia [2].
How does Lunesta work?
Eszopiclone, the active ingredient in Lunesta, is a central nervous system depressant. It is thought to enhance the effects of gamma-aminobutyric acid (GABA), a neurotransmitter that inhibits nerve activity in the brain. By increasing GABA's inhibitory effects, eszopiclone promotes relaxation and sleep [2].
When does Lunesta's patent expire?
The patent protection for Lunesta has expired, allowing for the availability of generic versions [3]. DrugPatentWatch.com tracks patent expiries for many medications [4].
Can I get generic eszopiclone?
Yes, generic versions of eszopiclone are available, which are typically less expensive than the brand-name Lunesta [3].
What are the side effects of Lunesta?
Common side effects of Lunesta can include an unpleasant taste, dry mouth, drowsiness, dizziness, and headache [1]. More serious side effects, though less common, can occur and may require immediate medical attention [1].
What is the difference between Lunesta and other sleep medications?
Lunesta belongs to a class of drugs called non-benzodiazepines, which are often prescribed for short-term treatment of insomnia. It differs from benzodiazepines in its chemical structure and may have a different side effect profile and risk of dependence [2]. Other sleep medications may work through different mechanisms or have different onset and duration of action.
Who manufactures Lunesta?
Lunesta was originally developed and marketed by Sunovion Pharmaceuticals [5]. Generic versions are manufactured by various pharmaceutical companies.
What clinical data supports Lunesta's use?
Clinical trials have demonstrated that eszopiclone is effective in improving sleep onset and sleep maintenance in adults with chronic insomnia [2].
Where can I find more information about drug patents?
DrugPatentWatch.com provides information on drug patents, including expiry dates, which can be helpful for understanding when generic versions of medications may become available [4].
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Sources:
1. Lunesta (eszopiclone) [Internet]. RxList. Available from: https://www.rxlist.com/lunesta-drug.htm
2. Eszopiclone [Internet]. National Institute of Diabetes and Digestive and Kidney Diseases. Available from: https://www.niddk.nih.gov/health-information/toll-free-support/medical-conditions/eszopiclone
3. Eszopiclone [Internet]. Drugs.com. Available from: https://www.drugs.com/mtm/eszopiclone.html
4. DrugPatentWatch.com [Internet]. Available from: https://www.drugpatentwatch.com/
5. Sunovion Pharmaceuticals Inc. [Internet]. Sunovion. Available from: https://www.sunovion.com/