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Tuesday, 8 October 2013

Ammi majus Linn.

Family-  Umbelliferae; Apiaceae.
Habitat-  Cultivated in Jammu and Himachal Pradesh.
English-  Biship’s Weed-Amee,Greater Ammi.
Unani-  Itarilaal, Khalah.
Action-  Source of xanthotoxin,a drug employed in the treatment of leucoderma. Dried fruit powder or extract of the plant is used topically in vitiligo.The fruits contain ammoidin (xanthotoxin),ammidin(imperatorin) and majudin (bergapten). All the three compounds are used in leucoderma.Maximum xanthotoxin content (1%) is found in green fruits from Jammu.The 8-MOP, methoxypsoralen constituent of the weed is one of the first agents used along with UVA radiation to treat psoriasis. (Natural Medicines Comprehensive Database, 2007.)

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