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What is Active principle of oleander plant is- and explain in detail?
Ans. is 'a' i.e., Nerin The active principle of oleander plant is nerin. It consists of three glycosides : Neridorin which acts on hea similar to digitalis. Neridorein which causes muscle twitching and muscle spasms. Karabin which acts on hea and causes muscle spasms. The effects lasts for 3-6 days.