Ayurvedic ► Kankola, Kakkola, Kankolaka, Takkola, Koraka, Kolaka, Kashphala, Sheetalchini, Chinoshana.
Unani ► Kabaabchini, Habb-ul-uruus.
Siddha/Tamil ► Valmilagu.
Action ► Fruit—Carminative, diuretic, expectorant. Used for coughs, bronchitis, asthma, urinary tract infections, amoebic dysentery. Stimulates genitourinary mucous surfaces. Oil—antibacterial, used in genitourinary diseases and cystitis.
Key application ► In dysuria. (The Ayurvedic Pharmacopoeia of India.)
Piper longum Linn.
The ground fruits have been found to be effective in treating amoebic dys-tentery.
The oil exhibits antiviral activity in rats and antibacterial in vitro.
Unripe fruit contains volatile oil (1020%) consisting of sesquiterpene hydrocarbons; lignans, mainly cubebine (about 2%), with (-)-cubebinin and ki-nokinin; cubebic acid. The oxygenated cyclohexanes, piperenol A and B, together with (+)-crotepoxide and (+)-zeylenol, have been isolated from the fruit. Polyhydroxy cyclohexanes possess antitumour, antileukaemic and antibiotic activities.
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