Table 5.

Patented data of various neuroprotective phytoconstituents

S. No.	Name of the compound	Therapeutic action	Details of Patent
1	Rhizoma coptidis (Coptis chinensis, Radix scutellariae, Cortex phellodendri in 3:2:2:3 dry weight	Used in the treatment of stroke, ADs, and dementia	US patent No US9375457B2
2	Cannabinoids such as cannabidivarin, cannabichromene, and cannabidivarin acid	Used and approved for the treatment of ADs	US patent No US10258580B2
3	Limonoids	Used for the prophylaxis and treatment of neurodegeneration	US patent No US9289412B2
4	Elazi tannins	Used for the treatment of delirium, dementia, learning, and attention deficit disorder (ADD)	Japanese Patent No JP6935331B2
5	Novobiocin analogs	Used for the treatment of beta-amyloid disorder, and is most preferably ADs	US patent No US7960353B2
6	Cardiac glycosides	Used for the treatment of ADs, HDs, or stroke	Australia Patent No AU2016262784B2