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Thong tin nay chi mang tinh giao duc. Khong phai loi khuyen y te. Luon tham kham bac si chuyen khoa.
Cetirizine, loratadine hay diphenhydramine? Tim hieu su khac biet giua cac the he thuoc khang histamine.
Thuoc khang histamine la mot trong nhung thuoc khong ke don duoc mua nhieu nhat tren the gioi, su dung chu yeu cho viem mui di ung, noi me day va cac tinh trang di ung khac.
Histamine duoc giai phong tu te bao mast trong phan ung di ung va gan vao thu the H1, gay hat hoi, ngua, chay nuoc mat va noi me day. Thuoc khang histamine H1 chan cac thu the nay, ngan phan ung di ung.
Diphenhydramine, chlorpheniramine (the he 1) — vuot qua hang rao mau nao, gay buon ngu, suy giam nhan thuc va tac dung khang cholinergic. Tac dung 4–6 gio. KHONG khuyen cao cho su dung man tinh. Cetirizine, loratadine, fexofenadine (the he 2) — it buon ngu, tac dung 24 gio, khong co tac dung khang cholinergic.
Fexofenadine — it buon ngu nhat. Cetirizine — bat dau tac dung nhanh nhat (1 gio) nhung ~10% benh nhan cam thay buon ngu. Loratadine — hau nhu khong gay buon ngu nhung bat dau cham hon (2–3 gio). The he 1 lam giam kha nang lai xe tuong duong voi ruou — tranh dung o nguoi cao tuoi.
Bai viet nay chi mang tinh giao duc. Khong phai loi khuyen y te. Luon tham kham bac si.
Dr. Anna Kowalska is a clinical pharmacist with over 12 years of experience in hospital and community pharmacy settings. She specializes in medication therapy management, drug interactions, and patient safety. Her work focuses on making complex pharmaceutical information accessible to the public.
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