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Zeziphi iindlela eziphambili zokusetyenziswa kwe-triclosan?

Triclosansisibulala-ntsholongwane esibanzi esisetyenziswa njengesibulala-ntsholongwane, isibulali ntsholongwane okanye isigcinakaliso kwizicwangciso zeklinikhi, iimveliso ezahlukeneyo zabathengi ezibandakanya izinto zokuthambisa, iimveliso zokucoca indlu, izinto zeplastiki, izinto zokudlala, iipeyinti, njl. njl

Isetyenziswa njani i-triclosan kwizinto zokuthambisa?

Triclosanyadweliswa kwi-1986 kwi-European Community Cosmetics Directive ukuze isetyenziswe njengento yokukhusela kwiimveliso ze-cosmetic ekugxininiseni ukuya kwi-0.3%. Uvavanyo lomngcipheko lwakutsha nje olwenziwa yiKomiti yezeNzululwazi ye-EU kwiiMveliso zaBathengi lugqibe kwelokuba, nangona ukusetyenziswa kwayo kugxininiso oluphezulu lwe-0.3% kwintlama yamazinyo, iisepha zesandla, iisepha zomzimba/ijeli zeshawa kunye nezinti zokuthomalalisa zijongwa zikhuselekile kwindawo yokujonga ityhefu kwiimveliso zomntu ngamnye, ubungakanani bemveliso edibeneyo yokhuseleko ayibonakalisi kuzo zonke iimveliso ezikhuselekileyo.

Nakuphi na ukusetyenziswa okongeziweyo kwe-triclosan kumgubo wobuso kunye nezinto zokufihla amabala kolu gxininiso nazo zathathwa njengekhuselekile, kodwa ukusetyenziswa kwe-triclosan kwezinye iimveliso zekhefu (umz. izithambiso zomzimba) kunye nokuhlamba umlomo akuzange kuthathwe njengokukhuselekileyo kumthengi ngenxa yokuvezwa okuphezulu okubangelwa yisiphumo. Ukuchaneka ngokuphefumla kwi-triclosan kwiimveliso zokutshiza (umz. iideodorants) akuzange kuhlolwe.

Triclosanekubeni i-non-ionic, inokuqulunqwa kwii-dentfrices eziqhelekileyo. Nangona kunjalo, ayibopheleli kwiindawo zomlomo ngaphezu kweeyure ezimbalwa, kwaye ngoko ke ayinikezeli inqanaba elizinzileyo lomsebenzi we-anti-plaque. Ukwandisa ukunyuswa kunye nokugcinwa kwe-triclosan ngeendawo zomlomo zokuphucula ulawulo lwe-plaque kunye nempilo ye-gingival, i-triclosan / polyvinylmethyl ether maleic acid copolymer kunye ne-triclosan / zinc citrate kunye ne-triclosan / calcium carbonate dentifrice zisetyenziswa.

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Isetyenziswa njani i-triclosan kukhathalelo lwempilo kunye nezixhobo zonyango?

Triclosanisetyenziswe ngokufanelekileyo eklinikhi ukuphelisa izilwanyana ezincinci ezifana ne-methicillin-resistant Staphylococcus aureus (MRSA) , ngokukodwa kunye nesincomo sokusebenzisa i-2% ye-triclosan bath. I-Triclosan isetyenziswa njengezikhuhla zotyando, kwaye isetyenziswa kakhulu ekuhlambeni izandla nanjengokuhlamba umzimba ukuphelisa i-MRSA kubathwali ngaphambi kotyando.

I-Triclosan isetyenziswa kwiqela lezixhobo zonyango, umzekelo izinti ze-ureteral, iintsimbi zotyando kwaye zinokugqalwa njengokuthintela usulelo lokuxhunyelelwa. U-Bojar et al akazange abone umehluko kwikholoni phakathi kwe-triclosan-coated sutures kunye ne-multifilament suture eqhelekileyo, nangona umsebenzi wabo ujongene neebhaktheriya ezintlanu kwaye usekelwe kuphela ekumiselweni kwendawo yokuthintela.

Kwi-stents ye-ureter, i-triclosan ibonakaliswe ukuthintela ukukhula kwe-uropathogens yebhaktiriya eqhelekileyo kunye nokunciphisa iziganeko zosulelo lwe-urinary-tract kwaye, mhlawumbi, ukufakwa kwe-catheter kusandul 'ukubonisa iziphumo ze-synergistic ze-triclosan kunye ne-antibiotics efanelekileyo kwii-solotes zeklinikhi ezibandakanya iintlobo ezisixhenxe ze-uropathogenic, kwaye zixhasa ukusetyenziswa komgangatho wonyango kunye ne-antibiotic-therapy eyimfuneko kunye nonyango oluyimfuneko. ukunyanga izigulana ezinzima.

Kolunye uphuhliso olongezelelweyo, ukusetyenziswa kwe-triclosan kumchamo we-Foley catheter kwacetyiswa kuba i-triclosan ithintele ngempumelelo ukukhula kwe-Proteus mirabilis kunye nokulawulwa kwe-encrustation kunye nokuvaleka kwe-catheter. Kutshanje, uDarouiche et al. ibonise umsebenzi we-synergistic, i-spectrum ebanzi kunye nesigxina se-antimicrobial ye-catheters ehlanganiswe ne-triclosan kunye ne-DispersinB, i-anti-biofilm enzyme evimbela kwaye isasaze i-biofilms.

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Isetyenziswa njani i-triclosan kwezinye iimveliso zabathengi?

Umsebenzi obanzi we-antimicrobial we-triclosan ukhokelele ekudityanisweni kwayo kuluhlu olwandisiweyo lwemveliso elungiselelwe ukusetyenziswa ekhaya njengesepha engamanzi, izinto zokucoca, iibhodi zokunqunqa, iithoyi zabantwana, iikhaphethi kunye nezitya zokugcina ukutya. Uluhlu olucacileyo lweemveliso zabathengi eziqukethe i-triclosan lunikezelwa yi-Arhente ye-Environmental Protection Agency (EPA) yase-US kunye nee-NGOs zase-US "Iqela eliSebenzayo leNdalo" kunye "Ngaphaya kwePesticides" .

Inani elikhulayo lamanqaku empahla aphathwa nge-biocides. I-Triclosan yenye yee-arhente zokugqiba ukuveliswa kweempahla ezinjalo .Iindwangu ezigqityiweyo nge-triclosan ziphathwa nge-cross-linking agents ukubonelela ngeempawu ezichasene ne-antibacterial ezomeleleyo. Ngokwesiseko solwazi olukhoyo, iimveliso ze-17 ezivela kwimarike yokuthengisa yaseDenmark zahlalutywa kumxholo wezinye iikhompawundi ezikhethiweyo ze-antibacterial: i-triclosan, i-dichlorophen, i-Kathon 893, i-hexachlorophen, i-triclocarban kunye ne-Kathon CG. Ezintlanu zeemveliso zifunyenwe ziqulethe i-0.0007% - 0.0195% triclosan.

U-Aiello et al kuhlaziyo lokuqala olucwangcisiweyo lokuvavanya inzuzo yeesepha eziqukethe i-triclosan, ivavanye izifundo ze-27 ezipapashwe phakathi kwe-1980 kunye ne-2006. Esinye seziphumo eziphambili kukuba iisepha eziqulethe ngaphantsi kwe-1% ye-triclosan ibonise ukuba akukho nzuzo kwiisepha ezingenazo i-antimicrobial. Uphononongo olusebenzise isepha equlathe > 1% itriclosan lubonise ukuhla okubonakalayo kumanqanaba ebhaktiriya esandleni, rhoqo emva kokusetyenziswa okuninzi.

Ukunqongophala kobudlelwane phakathi kokusetyenziswa kwesepha equlethe i-triclosan kunye nokuncipha kwizifo ezosulelayo kwakunzima ukuqiniseka ngokungabikho kokuchongwa kwee-arhente zebhayoloji ezinoxanduva lweempawu zokugula. Amaphononongo amabini akutshanje ase-US abonise ukuba ukuhlamba izandla ngesepha ye-antimicrobial ene-triclosan (0.46%) kwehlisa umthwalo webhaktheriya kunye nokudluliselwa kwebhaktheriya ezandleni, xa kuthelekiswa nokuhlamba izandla ngesepha engeyo-antimicrobial.

Iimveliso zaseNtwasahlobo

Sivelisa uluhlu olubanzi lweemveliso ezinokuthi zisetyenziswe kukhathalelo lomntu kunye neshishini lokuthambisa, njengokhathalelo lwesikhumba, ukhathalelo lweenwele, ukhathalelo lomlomo, izithambiso, ukucocwa kwendlu, i-detergent kunye nokuhlamba iimpahla, ukucocwa kwesibhedlele kunye neziko likarhulumente. Qhagamshelana nathi ngoku ukuba ufuna iqabane elithembekileyo kwishishini.


Ixesha lokuposa: Jun-10-2021