Madak was a blend of opium and tobacco used as a recreational intoxicant smoking mixture in 17th and 18th century China. Although opium was legal for medicinal use in China at that time, madak was prohibited by a 1729 edict of the emperor Yongzheng. Ironically, the restrictive policy on madak may have been a contributing factor to the increase in popularity of smoking pure opium in 19th century China. Opium is a narcotic analgesic drug which is obtained from the unripe seed pods of the opium poppy (Papaver somniferum L. or the synonym paeoniflorum). ... Species N. glauca N. longiflora N. rustica N. sylvestris N. tabacum Ref: ITIS 30562 as of August 26, 2005 Tobacco (, L.) refers to a genus of broad-leafed plants of the nightshade family indigenous to North and South America, or to the dried and cured leaves of such plants. ... For information about smoking tobacco, see tobacco smoking. ... Events July 30 - Baltimore, Maryland is founded. ... The Yongzheng Emperor (December 13, 1678 - October 8, 1735) was the fourth emperor of the Manchu Qing dynasty, and the third Qing emperor to rule over China, from 1722 to 1735. ...

References

• Dikötter, F., Laaman, L. & Xun, Z. (2004). Narcotic Culture: A History of Drugs in China. Chicago: University of Chicago Press.