> Kab ntsab,
>
> I have a caucasian colleague that had actually got disoriented after
> consuming zaub iab. Here are, though had yet confirmed, sources that
> may explain the origin of the plant (zaub iab) and its deadly venoms:
>
> If it is this plant, (from Wikipedia:)
> "Pharmacologically, they are the most powerful known anticholinergics
> in existence, meaning they inhibit the neurological signals transmitted
> by the endogenous neurotransmitter, acetylcholine. Symptoms of overdose
> may include mouth dryness, dilated pupils, ataxia, urinary retention,
> hallucinations, convulsions, coma, and death. Despite the extreme
> toxicity of the tropanes, they are important drugs when administered in
> appropriate (and extremely small) dosages. They can reverse cholinergic
> poisoning, which can be caused by overexposure to pesticides and
> chemical warfare agents such as sarin and VX. More commonly, they can
> halt many types of allergic reactions. Scopolamine, a commonly used
> opthamalic agent, dilates the pupils and thus facilitates examination
> of the interior of the eye. They can also be used as antiemetics in
> people prone to motion sickness or receiving chemotherapy. Atropine has
> a stimulant effect on the central nervous system and heart, whereas
> scopolamine has a sedative effect."
>
> Plants in this family include: the Datura or Jimson weed, eggplant,
> mandrake, deadly nightshade or belladonna, capsicum (paprika, chile
> pepper), potato, tobacco, tomato, and petunia.
>
> Let me know of your thoughts, experiences, etc....
>
> NOTE: Hmong are immuned to zaub iab....just like our caucasian's to
> lactose (milk).