- Dac diem thwfc v£t
THUCfNG SON
Dichroa febrifuga Lour. Ho Thudng son - Saxifragaceae
- Dac diem thtfc v$t
Thudng sdn thuoc loai cay bui cao chtfng lm 5 den 2m. Than gion, rong, mau tim. La mpc doi, hinh mac, co cuong ; phan cuong va mdt dudi la co mau tim, mep la co rang cifa. Hoa mpc thanh chum co mau xanh lam hay hong, mpc d nach la hay d dau cac canh. Qua mong, khi chin co mau lam. Thudng son mpc hoang d cac tinh phia Bdc nhu Hoa Binh, Ha Bdc, Bdc Can, Thai Nguyen...
- Bp phan dung
Ld va re - Folium et radix Dichroae
- Thanh phan hoa hoc
Alcaloid A (a, (3 - dichroin)
Alcaloid B (y - dichroin). Cac chat alcaloid khdc nhu: Dichroin, febrifugin, isofebrifugin. Ngoai ra con co cac chat este noi nhi/ umbeliferon, dichrin A, dichrin B.
- Tac dung sinh hoc
+ Alcaloid toan phan cua thi/dng son co tac dung ha ap tren dong vat (cho)
+ Cac alcaloid cua thi/dng son co tac dung chong sot ret (thi nghiem tren ga) co hieu li/c ti/Ong tu quinin va gap 26 lan so vdi quinin, chat alcaloid A tac dung manh hon quinin tif 98-152 lan
+ Alcaloid A cua thi/dng son ufc che ly amip. Dich sdc cua thi/dng son ufc che virus cum PR3. Ngoai ra alcaloit toan phan con ufc che cdc khoi u or chuot nhdt.
- Cong dung
ThUcfng sdn di/pc dung chu yeu de chufa benh sot ret, co the phoi hop vdi thao qua, binh lang, hau phac. Dung tot trong cac tn/dng hdp sot ret, dau dau cdng lam huyet ap tdng. Ngoai ra con dung khi long ngUc bi bich do nhieu ddm ngi/ng dong
- Chu y .
Khong dung cho phu nuf co thai.
TOI
Allium sativum L. Ho Hanh - Liliaceae
- Dac diem thufc v£t
Cay thao song nhieu ndm; than thifc hinh tru, phia dudi mang nhieu re phu, phia tren mang nhieu ld. Ld ctfng hinh dai co ranh khia. Cf moi ndch ld, phia goc co mot choi nho sau phdt trien thdnh t£p toi. Cdc t£p nay ndm chung trong mot cdi bao, sau phat trien thdnh cu (gio). Hoa tan co cdn ddi, bao hoa trdng hay hong. Ra hoa vao thdng 5-7
- Bp phan dung
Gio cua cay toi - Bulbus Allii
- Thanh phan hoa hoc
Thanh phan chu yeu la tinh dau (0,2%) trong do chu yeu la aliin, mot thif acid amin khi tac dung bdi men alinase, co ngay trong toi mdi tao ra chat alixin ; chat cho mui cua toi. Ngoai ra toi con chtfa iod, vitamin A,B1,B2,C, allycetoin I va II, acid nicotinic...
- Tac dung sinh hoc
C h a t alixin co tac d ung tfc che m an h vdi vi khuan S taphyllococcus, trUc khuan thudng han, ta, ly, bach hau, vdi ly tac d ung ca true khuan ly va ly amfp.
- C ong dung
T oi dude suf dung de chufa cao huyet ap, ha lipid mau ; co the dung toi n g a m va o c o n 60°, cuf lOOg toi sau khi b oc vo n goai, thai m o n g n g a m vdi 5 0 0 m l co n ; do vai tuan la co the suf dung. N ga y uong 20-50 giot, chia lam 2-3 lan. C on d ung toi chUa ly co the uong 6 g/ngay chia 3 lan, d o n g thdi thut vao hau m on dung dich 5-10% toi (du ng nude soi de nguoi n g a m vdi toi gia nat loc lay nUdc). N goa i ra con dung de chufa cac trUdng hdp bun g d ay trUdng khi, nhieu ddm.
- Chu y ;
G an day toi duoc nhieu nUdc quan tam suf dung ; co nhieu che p h a m co th a n h p h a n tU toi ; do tinh ch a t ha ch olesterol va ha h u yet ap cua no. Tuy n h ie n khi sU d u n g dieu tri huyet a p ta n g ngudi ta phai chu y den lieu lUdng. N eu du n g qua lieu h u yet ap co xu hudng ta n g len.
TRACH TA
Alisma plantago - aquatica L. uar. Onentalis (Sam). Ho Track ta - Alismataceae
- Dac diem thufc v£t
Trach ta la cay thu<?c thao, cay cao 40-50cm. LA co cuong dai, phien 1A hinh trai xoan, mui mac hoSc lom a goc, dai 15-20cm. Cum hoa chuy to. Qua be
- Bp phan dung
Than re - Rhizoma Alismatis
- Thanh phan hoa hoc
Trach ta chufa cac hop chat saponintritecpen nhif al- isol A,B,C,D, alisol A-monoacetat, alisol B-monoacetat... Ngoai ra con chufa tinh dau, protit, phytosterol, iod, mangan.
- Tac dung sinh hoc
+ TAc dung ha huyet Ap
+ Tac dung ha cholesterol trong mau + Ha thap ure huyet
+ Tac dung loi nieu
+ Tac dung ha di/dng huyet
- Cong dung
+ Trach ta duoc dung de dieu tri cac benh do am hi/ hoa vUpng, dau dau hoa mdt, cao huyet ap, trong
trUdng hop nay ngirdi ta thirdng phoi hdp vdi mau ddn bi, hoai sdn, thuc dia, sdn thu du, bach linh (xem bai luc vi).
+ Dung chufa tieu tien kho khan, tieu due, tieu buot, ddt, tieu ra mau, phoi hdp vdi hoa hoe (sao den) ; hodc trdc bach diep (sao den) hodc phoi hop vdi y di ty giai.
+ Trach ta con dUdc dung de chufa cdc benh diTdng tieu hoa nhir bung day tn/dng la chay, kiet ly, phoi hdp
vdi thi/dng thuat, hodi sdn. Ngoai ra con dung de chufa cac benh than tinh bat tuc ddn den dau lifng, di tinh.
+ Trach ta con di/dc dung trong benh dai di/dng, benh ure huyet cao, benh gut
- Chu y
+ Hat trach ta cung co tac dung ldi tieu. + Ld trach ta dung ngoai chufa benh ngoai da. + Khi dung trach ta (cu) ngudi ta thudng che bien bdng cach thdi phien sao vang, hodc chich vdi rUdu. Ngoai ra con chich vdi dung dich 5% cua muoi dn. Cach lam nhu sau : tCr 1kg trach ta phien, lay 150ml dung dich muoi dn 5% ; tam deu u 30 phut ; sao tdi be mdt phien co mau vang. Trong cac benh kieng dung muoi nhu benh phu than (viem than) thi dung trach ta khong chich muoi.