Summaries for cancer drug combinations are listed by abbreviation or common name and are shown in capital letters. Each summary gives a list of the drugs that make up the combination and explains what the combination is used for. It also has links to summaries for individual drugs in the combination. A.
1 Also present are ricinine, an alkaloid, and an irritant oil. 2  According to the 2007 edition of the Guinness Book of World Records, the castor oil plant is the most poisonous in the world, though its cousin abrin, found in the seeds of the jequirity plant, is arguably more lethal. One of the most toxic plants found in the Western hemisphere, all parts of the plant contain tropane alkaloids. 2  The active agents are atropine, hyoscine (scopolamine), and hyoscyamine, which have anticholinergic properties.
A Deadly Poisonous Plant. Water hemlock (Cicuta spp.) is one of the most deadly poisonous plants in North America. When you begin learning about wild plants, a great place to start is with the most dangerous species found in your area. This way you can be sure to avoid these poisonous plants when out in the field learning about other species. Caution: Water hemlock can be deadly. It contains a toxin called cicutoxin, a violent convulsant, which acts as a stimulant in the central nervous system. Ingestion of hemlock can be fatal and symptoms can occur 15 minutes to 6 hours after the plant has been ingested.