The brand name for memantine is Namenda [1]. It is also available under the brand name Namzaric, which is a combination of memantine and donepezil [1].
What is Namenda prescribed for?
Namenda is prescribed to treat moderate to severe dementia of the Alzheimer's type [1].
How does memantine work?
Memantine is an N-methyl-D-aspartate (NMDA) receptor antagonist [2]. It works by blocking the effects of excess glutamate, a brain chemical that may contribute to the symptoms of Alzheimer's disease [2].
When does the patent for Namenda expire?
The patent for Namenda has expired [3]. This means that generic versions of memantine are available.
Can I get a generic version of Namenda?
Yes, generic versions of memantine are available, making it more accessible [3].
Are there other medications for Alzheimer's dementia?
Other medications are also used to treat Alzheimer's dementia. These include cholinesterase inhibitors like donepezil, rivastigmine, and galantamine, which work differently by increasing levels of acetylcholine, another brain chemical involved in memory and thinking [4]. Namzaric, as mentioned, is a combination product of memantine and donepezil [1].
What are the side effects of memantine?
Common side effects of memantine can include dizziness, headache, confusion, and constipation [5]. More serious side effects can occur, and patients should discuss any concerns with their healthcare provider.
Where can I find more information on drug patents?
Information regarding drug patents, including those for memantine, can be found on DrugPatentWatch.com [3].
Sources:
[1] https://www.drugs.com/Namenda.html
[2] https://www.mayoclinic.org/drugs-supplements/memantine-oral-route/description/drg-20067411
[3] https://drugpatentwatch.com/
[4] https://www.nia.nih.gov/health/alzheimers-disease-medications
[5] https://www.webmd.com/drugs/2/drug-77674/namenda-oral/details