(Roth) Haines.Synonym: N. ruderalis Buch-Ham. ex Benth.Family: Labiatae; Lamiaceae.
Habitat: Punjab, Uttar Pradesh, Bihar, West Bengal, Madhya Pradesh and South India up to 2,400 m. (Blue-flowered var.)
Unani: Baadranjboyaa, Billilotan. Also equated with Melissa officinalis.Action: See Nepeta cataria.
The alcoholic extract of the plant yielded a triterpenoid aldehyde, nepe- hinal. Nepetidone, nepedinol, and a triterpenic acid have also been reported. The plant contains flavonoids including nepitrin, dinatin, nepetin. Flowers and stem gave napetol, hen- triacontane and beta-sitosterol. An aqueous extract of flowers contained Na, K, Ca, Mg, Zn, Cd, Cu, Ni, Mn and Fe. Alcoholic extract of the plant produced marked hypocholesterolaemic effect in experimental animals. It also produced beneficial effects in the histopathology of myocardial infarction. Aqueous extract of the plant, given intravenously, lowered the blood pressure in dogs by 26.87%. It also showed CNS depressant and sedative activities. (In Indian medicine, the plant is used in various cardiac conditions including cardiac asthma.)