Cov kev tshawb fawb no qhia tau tias ranitidine tuaj yeem txaus inhibit acid secretion hauv cov neeg mobnrog gastric hypersecretory disorders, muaj kev nyab xeeb ntawm cov koob tshuaj ntau, tsis ua rau cov tshuaj tiv thaiv antiandrogen nquag pom nrog cov koob tshuaj ntau. ntawm cimetidine, thiab yog peb npaug ntau zog tshaj cimetidine.
Dab tsi yog qhov txawv ntawm cimetidine thiab ranitidine?
Ranitidine, H2-receptor tshiab thaiv cov tshuaj tiv thaiv kab mob, yog pharmacokinetically zoo ib yam li cimetidine, tab sis nws lub zog yog kwv yees li yim npaug ntau dua. Cov lus teb kho mob rau ranitidine yog ntev dua, feem ntau vim muaj zog thiab tsis muaj txiaj ntsig zoo.
Vim li cas cimetidine txwv?
FDA tau hais tias cov tshuaj yuav muaj "tsis tuaj yeem" cov nyiaj ntawm N-Nitrosodimethylamine (NDMA), ib yam khoom uas Lub Koom Haum Saib Xyuas Kev Noj Qab Haus Huv Ntiaj Teb tau muab cais ua " yuav ua rau tib neeg carcinogen. "
H2 blocker twg muaj kev nyab xeeb tshaj?
Yog li, famotidine yog qhov muaj kev nyab xeeb thiab muaj zog H2-receptor blocker ntawm acid secretion.
Yam twg zoo dua ranitidine lossis famotidine?
Famotidine, H2-receptor antagonist nrog thiazole nucleus, yog kwv yees li 7.5 npaug ntau dua li ranitidine thiab 20 npaug ntau dua li cimetidine ntawm qhov sib npaug.
