https://adf.org.au/drug-facts/betel-

https://adf.org.au/drug-facts/betel-nut/

https://adf.org.au/drug-facts/betel-nut/#:%7E:text=The%20active%20ingredient%20in%20betel,or%20sell%20without%20proper%20authority

https://agscientific.com/products/biochemicals/activators-agonists/activators-antagonists-a/arecoline-hbr-500-mg.html

https://www.accessdata.fda.gov/CMS_IA/importalert_1139.html

https://www.deadiversion.usdoj.gov/schedules/orangebook/c_cs_alpha.pdf

https://www.fda.gov/media/169547/download

https://www.fda.gov/regulatory-information/search-fda-guidance-documents/guidance-industry-proper-labeling-honey-and-honey-products

https://www.fishersci.com/shop/products/arecoline-hydrobromide-98-thermo-scientific/AC250130050;