Aimed at an estimated 49 million American smokers, NicErase-SL's active ingredient is lobeline, which is derived from the common blue garden flower, lobelia, and is sometimes referred to as Indian tobacco because it was used by Native Americans.
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Other examples are the fire ant toxin solenopsin, the nicotine analog anabasine of tree tobacco ( " Nicotiana glauca " ), lobeline of Indian tobacco, and the toxic alkaloid coniine from poison hemlock, which was used to put Socrates to death.