Drug Information

General Information
Drug ID
DR00023
Drug Name
Memantine
Synonyms
Memantine (extended release); Memantine (extended release), Forest; Memantine ER; Namenda XR
Drug Type
Small molecular drug
Indication Alzheimer disease [ICD11: 8A20] Approved [1]
Structure
3D MOL 2D MOL
Formula
C12H21N
Canonical SMILES
CC12CC3CC(C1)(CC(C3)(C2)N)C
InChI
InChI=1S/C12H21N/c1-10-3-9-4-11(2,6-10)8-12(13,5-9)7-10/h9H,3-8,13H2,1-2H3
InChIKey
BUGYDGFZZOZRHP-UHFFFAOYSA-N
CAS Number
CAS 19982-08-2
Pharmaceutical Properties Molecular Weight 179.3 Topological Polar Surface Area 26
Heavy Atom Count 13 Rotatable Bond Count 0
Hydrogen Bond Donor Count 1 Hydrogen Bond Acceptor Count 1
XLogP
3.3
PubChem CID
4054
PubChem SID
103211988 , 11167042 , 11335243 , 11360482 , 11363501 , 11366063 , 11368625 , 11372025 , 11374681 , 11376787 , 11461454 , 11467006 , 11468126 , 11485192 , 11486662 , 11489224 , 11490738 , 11492836 , 11494421 , 15147301 , 24310548 , 26751885 , 29223165 , 3221249 , 46506702 , 47290972 , 47290973 , 47440080 , 47515155 , 47662108 , 47736297 , 47736298 , 48184834 , 48259056 , 48334316 , 49698917 , 50057972 , 50104569 , 53790630 , 57322117 , 586325 , 598200 , 6380039 , 74530305 , 7737264 , 8149719 , 8152542 , 90341818 , 96024864 , 99301156
ChEBI ID
ChEBI:64312
TTD Drug ID
D01JEU
DT(s) Transporting This Drug OCT-2 Transporter Info Organic cation transporter 2 Substrate [2]
Drug-Transporter Activity Data
Drug-Transporter Activity Data OCT-2 Transporter Info Km = 34 microM Human embryonic kidney cells (HEK293)-OCT2 [2]
OCT-2 Transporter Info Km = 34 microM Oocytes-OCT2 [2]
References
1 Memantine was approved by FDA. The official website of the U.S. Food and Drug Administration. (2019)
2 Human neurons express the polyspecific cation transporter hOCT2, which translocates monoamine neurotransmitters, amantadine, and memantine. Mol Pharmacol. 1998 Aug;54(2):342-52.

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