"It stimulates the nervous system, and so is called 'crazy flower.' Though traditionally prescribed to treat asthma, first the flower must be dried and a blowpipe used to extract the beneficial component. It should be no surprise that a stand selling it raw in large quantities to uninformed buyers would lead to people getting poisoned.
原來小販賣的是「曼陀羅花」，「這是一種神經興奮劑，俗稱『瘋花』」，呂天成說，傳統上這種曼陀羅花的確可治氣喘，但須經乾燥處理，以吹管吸取少量食用，像小販如此大量銷售，而買者又不明究理，直接生食，當然會因此而中毒。