Classical categorization :- Uvayatobhag har.(su.), uvayatobhag har.(v.)

Latin Name:- Hydnocarpus laurofolia. Family Name:- Flacourtiaceae.- t'j/s s'n

_ Sanskrit Name:- Tuvrak, katukpitth,

kusthvairi, Garudaphala, Chaalmograa.etc. Nepali Name:- English Name:- Soorty Oil tree.

Hydnocarpus laurifolia-t'j/s_

An evergreen deciduous tree up to 15.2 mt. or more in height, with fluted stem. Bark rough, brown, wood whitish but generally turns brownish-grey due to fungal sap-stain and becomes streaked. Leaves oblong, ovate or elliptic, some what serrate, 10.2-15.4 cm. long. Flower small, solitary or borne in fascicles, greenish-white. Fruit globose, mammilate, tomentose, 5.1-10.2 cm. in diameter. Seeds 15-20, striate, sub-ovoid, obtusely angular, 2-2.5 cm long.

Flowering & fruiting during

Botanical description:-

Common in the tropical forests of western ghats from konkan south wards. Also in lanka.

Major chemical constituents:-Seeds & seed hulls contains hypnocarpic,

chaulmoogric and its homologues, gorlic, oleic and palmitic acids; hydnocarpin & methoxy hydnocarpin.etc.

The stem bark and leaves containt riterpenes, acelylbetulinic, betulinic,ursolic and acetylursolic acids.

Distribution :-

Guna: Tikshna, snigdha.Rasa: Katu, tikta.Vipak: Katu.Virya: Ushna.

Ayurvedic Pharmacology of Tuvrak(Guna):-

Effect on Doshas : - Kaph-vatt samak. Systemic: External: kusthghna, kandughna, jantughna,

vransodhan, vranropan, raktoklesak, lekhan. Internal: NS: bednasthapan. DS: vamak, rechak, krimighna. CS: Raktprasadan. RS: kaphaghna. US: pramehghna. Skin: kusthghna.

Actions (Karma)

It is used mainly in skin diseases, kustha, kandu, nadi vran, gandmala, asthivran, aamvatt, raktvatt, raktbikar, krimi rog,

Used as a substitute for Centella asiatica, as a bloodpurifier (in cutaneous diseases);for indigestion, dysentery and nervousness.etc.

Classical therapeutic uses:-

Netra rog: Pulp of tuvrak fruit, rock salt & srotanjan are made as coal by antar dhoom process first, then the tuvrak oil is mixed with it & applied as eye ointment in pillarog, naktandhya & timir rog.(su.ci.13)

Rasayan: Tuvrak oil is used as rasayan in kustha rogi.(AH.Ci.19)

Indication/Uses:-

Dosage:- Seeds powder 3-6 gm.

Seeds oil 10 ml. for vaman & birechan. 5-10 drop. for sansaman and can be induced gradualy upto 30-60 drop. Anupan should be as butter, ghee.

Important preparation:- Tuvrakadi tail, tuvrak tail, tuvrak lep, tuvrakaasthi vatak.

Parts used:- Seeds, seed oil.