Cau57: phan tich co che, TD va chi dinh cua thuoc cuong beta 2 adrenergic trong dieu tri hen phe quan

CCTD:Loai c-ong Beta 2 adrenergic: toc dung gion co tron khi quan, giam tiet leucotrien va histamin cua d-ong bao phoi, tang chuc phan cua cac niem mac, tac dung nhanh, cat con tot. Cac tac dung khong mong muon nh- tim nhanh, run co, phu phoi, co the gay quen thuoc. Thuoc hay d-oc dung d-ong khi dung hoac uong, nh- Terbutalin, albuterol (salbutamol),...

Thuoc huy pho giao cam: mot so dang hen dap ung tot voi cac thuoc huy pho giao cam nh- Ipratropin (khi dung). Co the phoi hop voi c-ong beta 2.

Theophylin va cac dan xuat: tac dung lam tang AMP vung, làm gion phe quan, tang nhip tim, kich thich TKTU, loi nieu,...chi dinh trong hen va co that KPQ

-CD:con hen cap va mon tonh

+Bieu hien kho tho do co that co tron k.quan