gian co tron tl'i cung lam cham chuyen da va cham cam mau sau khi sinh.
Tac dlfng khong mong mudn
Thuong g~p la ha huyet ap, cham nhip tim hoac loan nhip, tang ap luc S9 nao, d~c biet la d9Cvdi gan (gay viem gan). Ngoai ra, thuoc gay dap ung mien dich vi v~y han che dung nhac lai, neuphai dung nhac lai thi phai each nhau it
nhat 3 thang.
Chong chi dinh
- Sot cao ac tinh.
- Khong nen gay me b&nghalothan trong san khoa tru trudng hqp c~n gian tl'i cung.
- Khong phoi hqp voi thuoc uc cheMAO.
Che'ph6m va lieu dung
L9 125mL va 250mL. Khdi me dung ligu tu 1- 2,5% sau do duy tri d n6ng d9 0,5- 1,5%(thudng phoi hqp voi nitrogen oxyd va oxy).
2.4. Enfluran va isofluran
Dij,cdii'm
Enfluran va d6ng phan isofluran dgu la d~n xuat halogen cua ether, la chat long khong mau, d~ bay hdi, khong chay n6, khong an mon kim lo::;ti,bgn vung vg m~t hoa h9C,khong bi voi soda phan huy.
DUfic d{)ng h9c
Enfluran va isofluran la cac thuoc gay me ho hap. So voi cac thuoc gay me co halogen khac, enfluran va isofluran it chuy~n h6a nen it gay d9Cvoi gan va th~n. Thai tru chu yeu qua dUdngho hap.
Tac dlfng
- Gay me: tac d\mg gay me m::;tnhtUdng t1;ihalothan, khdi me nhanh, em diu, tlnh nhanh.
- Tren tu~n hoan: thuoc gay h::;thuyet ap do gian m::;tch,luu luqng tim tudng doi 6n dinh. Thuoc gay gian m::;tchvanh, khong lam tang nhu c~u sl'i d\lng oxy cua cd tim, vi v~yit gay lo::;tnnhip tim hdn halothan. Thuoc gay tang nh~ luu luqng mau nao.
- Tren ho hap: uc che ho hap m::;tnh,lam giam trudng 11;iCphe quan, tang tiet dich nen d~ gay co th:1t thanh quan, co th~ gay ngung thd.