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for educational and safety purposes
Donepezil and Huperzine A both come up in the same conversations; they overlap on Acetylcholine. Donepezil: Donepezil is a medication used to treat the symptoms of dementia in Alzheimer's disease. Huperzine A: Huperzine A is a naturally occurring alkaloid isolated from the Chinese club moss Huperzia serrata, a plant long used in traditional Chinese medicine.
Donepezil is a medication used to treat the symptoms of dementia in Alzheimer's disease. It belongs to a class of drugs called cholinesterase inhibitors, which work by boosting levels of the signaling chemical acetylcholine in the brain. Developed by the Japanese company Eisai and approved in the United States in 1996 under the brand name Aricept, it is one of the most widely prescribed treatments for Alzheimer's dementia. Donepezil eases symptoms modestly but does not stop or reverse the underlying disease.
Huperzine A is a naturally occurring alkaloid isolated from the Chinese club moss Huperzia serrata, a plant long used in traditional Chinese medicine. It is a potent, selective, and long-acting reversible inhibitor of acetylcholinesterase, and it additionally acts as a non-competitive antagonist of the NMDA glutamate receptor at one of the polyamine binding sites, a combination that has made it of interest for memory, dementia, and neuroprotection. In China it is used as an approved drug, whereas in the United States it is sold as a dietary supplement.
both fingerprints on one instrument; where the marks line up the two compounds work the same lever, where a slot goes dark only one of them touches it. read straight from each entry's affinity table; nothing here is invented.
selective inhibitor
inhibits
strengthens
agonist
slows
protects against
non-competitive antagonist
strengths are the entries' qualitative ratings (strong / moderate / weak); Ki and EC50 figures appear where an entry records them.