Muab qhov kev tiv thaiv COVID-19 kis thoob qhov txhia chaw, kuv xav tias nws yuav ua tsis tau zoo los tham txog ntau hom tshuaj ntxuav tes uas muaj thiab yuav ntsuas lawv cov txiaj ntsig zoo li cas hauv kev tua kab mob.
Txhua yam tshuaj ntxuav tes yog txawv. Qee cov khoom xyaw ua rau cov tshuaj tiv thaiv kab mob. Xaiv ib lub xab npum ntxuav tes raws li cov kab mob, cov kab mob thiab cov kab mob uas koj xav kom inactivate. Tsis muaj tes cream uas tua tau txhua yam. Tsis tas li ntawd, txawm tias nws muaj nyob, nws yuav ua rau muaj kev noj qab haus huv tsis zoo.
Qee cov tshuaj ntxuav tes tau tshaj tawm tias "dawb cawv", tej zaum vim tias lawv muaj tawv nqaij qhuav. Cov khoom no muaj benzalkonium chloride, ib yam tshuaj uas muaj txiaj ntsig zoo tiv thaiv ntau cov kab mob, qee yam fungi thiab protozoa. Nws tsis muaj txiaj ntsig tiv thaiv Mycobacterium tuberculosis, Pseudomonas kab mob, kab mob spores thiab kab mob. Lub xub ntiag ntawm cov ntshav thiab lwm yam khoom siv organic (pob zeb, roj, thiab lwm yam) uas yuav muaj nyob rau ntawm daim tawv nqaij tuaj yeem yooj yim inactivate benzalkonium chloride. Cov xab npum seem ntawm daim tawv nqaij yuav neutralize nws cov kab mob bactericidal. Nws kuj yog kis tau yooj yim los ntawm cov kab mob Gram-negative.
Cawv muaj txiaj ntsig zoo rau cov kab mob Gram-positive thiab Gram-negative, ntau cov kab mob fungi, thiab tag nrho cov kab mob lipophilic (herpes, tshuaj tiv thaiv, HIV, mob khaub thuas thiab mob coronavirus). Nws tsis zoo rau cov kab mob uas tsis yog-lipid. Nws muaj teeb meem rau cov kab mob hydrophilic (xws li astrovirus, rhinovirus, adenovirus, echovirus, enterovirus thiab rotavirus). Cawv tsis tuaj yeem tua tus kab mob polio lossis kab mob siab A. Nws kuj tsis muab cov tshuaj tua kab mob txuas ntxiv tom qab ziab. Yog li ntawd, nws tsis pom zoo raws li kev tiv thaiv kev ywj pheej. Lub hom phiaj ntawm cawv yog nyob rau hauv ua ke nrog ib tug ntau ruaj preservative.
Muaj ob hom cawv-raws li tes gels: ethanol thiab isopropanol. 70% cawv tuaj yeem tua cov kab mob sib kis tau zoo, tab sis tsis muaj txiaj ntsig tiv thaiv kab mob spores. Khaws koj ob txhais tes moist rau ob feeb kom tau txais txiaj ntsig ntau tshaj plaws. Random rubbing rau ob peb feeb tsis tuaj yeem muab kev tshem tawm cov microbial txaus.
Isopropanol muaj qhov zoo dua li ethanol vim tias nws muaj cov kab mob bactericidal ntau dua nyob rau hauv ntau qhov ntau thiab tsawg dua volatile. Yuav kom tau txais cov nyhuv antibacterial, qhov tsawg kawg nkaus concentration yuav tsum yog 62% isopropanol. Cov concentration txo qis thiab qhov ua tau zoo txo qis.
Methanol (methanol) muaj qhov tsis muaj zog tiv thaiv kab mob ntawm tag nrho cov cawv, yog li nws tsis pom zoo ua tshuaj tua kab mob.
Povidone-iodine yog cov kab mob uas tuaj yeem tiv thaiv ntau cov kab mob, suav nrog cov kab mob gram-positive thiab gram-negative, qee cov kab mob spores, poov xab, protozoa, thiab kab mob xws li HIV thiab kab mob siab B. Cov nyhuv antibacterial nyob ntawm qhov concentration ntawm iodine dawb hauv cov tshuaj. Nws yuav siv sij hawm tsawg kawg yog ob feeb ntawm kev sib cuag ntawm daim tawv nqaij kom ua tau zoo. Yog tias tsis tshem tawm ntawm daim tawv nqaij, povidone-iodine tuaj yeem ua haujlwm ntxiv rau ib mus rau ob teev. Qhov tsis zoo ntawm kev siv nws ua cov tshuaj tiv thaiv yog tias daim tawv nqaij ua txiv kab ntxwv-xim av thiab muaj kev pheej hmoo ntawm kev tsis haum tshuaj, nrog rau kev ua xua thiab ua xua ntawm daim tawv nqaij.
Hypochlorous acid yog lub ntuj molecule uas tsim los ntawm lub cev cov qe ntshav dawb. Nws muaj peev xwm tua kab mob zoo. Nws muaj cov kab mob bactericidal, fungicidal thiab insecticides. Nws rhuav tshem cov txheej txheem protein ntawm cov kab mob. Hypochlorous acid muaj nyob rau hauv gel thiab tshuaj tsuag cov ntaub ntawv thiab tuaj yeem siv los tua cov kab mob thiab cov khoom. Cov kev tshawb fawb tau pom tias nws muaj cov kab mob tua kab mob tiv thaiv kab mob khaub thuas A, rhinovirus, adenovirus thiab norovirus. Hypochlorous acid tsis tau kuaj tshwj xeeb ntawm COVID-19. Hypochlorous acid formulations tuaj yeem yuav thiab xaj ntawm lub txee. Tsis txhob sim ua koj tus kheej.
Hydrogen peroxide yog active tiv thaiv kab mob, poov xab, fungi, kab mob thiab spores. Nws tsim cov hydroxyl dawb radicals uas ua rau cov cell membranes thiab cov protein, uas yog qhov tseem ceeb rau kev ciaj sia ntawm cov kab mob. Hydrogen peroxide decomposes rau hauv dej thiab oxygen. Qhov siab ntawm hydrogen peroxide hauv khw muag khoom yog 3%. Tsis txhob dilute nws. Qhov qis dua qhov concentration, lub sijhawm sib cuag ntev dua.
Baking soda tuaj yeem siv los tshem tawm cov stains ntawm qhov chaw, tab sis nws tsis muaj txiaj ntsig zoo li cov tshuaj tua kab mob.
Txawm hais tias cov tshuaj ntxuav tes pab txo qhov kev pheej hmoo ntawm COVID-19, nws tsis tuaj yeem hloov xab npum thiab dej. Yog li ntawd, nco ntsoov ntxuav koj txhais tes kom huv si nrog xab npum thiab dej tom qab rov qab los tsev los ntawm kev mus ncig ua lag luam.
Dr. Patricia Wong yog kws kho mob dermatologist ntawm Palo Alto Private Clinic. Yog xav paub ntxiv, thov hu rau 473-3173 lossis mus saib patriciawongmd.com.
Post lub sij hawm: Aug-19-2020