Chinyorwa
Methylene blue yegiredhi reUSP: zvinorehwa nezita iri
Kuti methylene blue ndeyegiredhi reUSP kutaura kuti chinhu ichi chinoenderana nemitemo inoshanda yeUnited States Pharmacopeia. Izvi zvega hazvirevi kuti USP yakaongorora boka rezvakagadzirwa, yakapa mutengesi chitupa, kana kuti yakabvumidza chigadzirwa chapera kugadzirwa semushonga.
Misiyano iyi inokosha pakuenzanisa mabhodhoro ane zvinyorwa zvinoti ose ndee“giredhi remishonga.” Tsananguro yezvinodiwa inotaura zvinofanira kuzadziswa nechinhu. Chitupa chekuongorora chinonyora migumisiro yeboka rakati rezvakagadzirwa. Chirongwa chekusimbisa chinoongorora chigadzirwa kana chinhu chinoshandiswa mukuchigadzira chakatsanangurwa, mukati memiganhu yechirongwa chacho. Sangano rinotonga mishonga rinobvumidza chigadzirwa chakati chemushonga. Chimwe nechimwe chinopindura mubvunzo wakasiyana pakutenga.
Zvinorehwa negiredhi
USP–NF muunganidzwa wemitemo yerunako rwezvinhu. Magwaro ayo emwero anotsanangura zvinhu chimwe nechimwe, ukuwo Zviziviso Zvakajairika neZvinodiwa zvichitsanangura madudzirwo nemashandisirwo emuunganidzwa uyu. Naizvozvo, kutaura kuti chinhu chinoenderana nemitemo kunogona kutsigirwa kunoda gwaro remwero rinoshanda, zvinodiwa zvakajairika zvine chekuita nacho, uye shanduro yakadomwa.
Pachinhu chinoshandiswa mukugadzira, gwaro remwero rine chekuita nacho ndere Methylene Blue. Usatsiva izvi netsananguro yezvinodiwa pamushonga unobaiwa usina kuzvitaura, kana kufunga kuti kuongorora chinhu chinoshandiswa mukugadzira kunoratidza zvese zvakaita chinyungudutswa chapera kugadzirwa. Kuwedzera mvura, kuzadza mabhodhoro, uye kuchengeta musanganiswa kunounza mibvunzo pamusoro pekuwanda kwemethylene blue muchinyungudutswa, kusvibiswa, kuenderana nemudziyo, uye nguva yachinogona kuchengetwa. Mushumo wechinhu chinoshandiswa mukugadzira haugoni kupindura mibvunzo iyi woga.
Tsananguro iri mugwaro remwero reUSP rinowanikwa kuruzhinji inoti methylene blue inofanira kuva 97.0%–103.0% pachiyero chechinhu chaomeswa. Uyu muganhu unogamuchirwa pakuongorora uwandu hwechinhu, une hwaro hwakatsanangurwa hwekuverenga. Haisi tsananguro yekushambadzira yekuti “chakachena neinenge 99% kana kupfuura,” uye haisi kuwanda kwemethylene blue muchinyungudutswa chiri mubhodhoro. Mugumisiro unoratidzwa nechikamu chezana usina nzira yakashandiswa, uwandu hwakashandiswa pakugovanisa, uye hwaro hwacho hauna kukwana.
Tarisa shanduro yepamutemo, kwete gore chete
Rondedzero yekuongorora iri pasi apa yakatariswa pachishandiswa chiziviso chekugadziridzwa cheUSP chakava chepamutemo musi waSeptember 1, 2023, chinowanikwa kuruzhinji. Chikumbiro chekugadziridza methylene blue cha2026 chinodoma pachena shanduro iyoyo senzvimbo yachinotangira. Chinokurudzira kuchinja kugadzirira kuongororwa kweuwandu hwechinhu, kusachinja kwechinyungudutswa nekufamba kwenguva, kushumwa kwetsvina, uye chitsauko chinotaurwa pamusoro pezvipenyu zvidikidiki. Chikumbiro chekuchinja hachisi uchapupu hwekuti shanduko idzodzo dzatova dzepamutemo.
Pakutenga, da kuti mupi wezvinhu adome zvinyorwa zvepamutemo zveUSP–NF zviri kushanda pachirevo chake chekuenderana nemitemo. Tarisa shanduko dzepamutemo dzakazotevera paunoisa odha itsva. Zviziviso zveUSP zvemuunganidzwa zvinotsanangura kuchinja kwemamiriro emitemo; chinhu chitsva chinobuda pakutsvaga chinogona kuva tsananguro kana chikumbiro chekuchinja, kwete tsananguro yezvinodiwa inotsiva yekare.
Rondedzero yekuongorora giredhi nemagwaro
Shandisa miganhu iyi kubatsira kuenzanisa nechiziviso chakadomwa, uchichiisa pamwe chete netsananguro yezvinodiwa yepamutemo iri kushandiswa nemupi wezvinhu iye zvino. NMT zvinoreva “isingapfuuri.” Tafura iyi ndeyekuongorora magwaro, kwete yekusarudza kuti boka rezvakagadzirwa ribvumidzwe kuburitswa.
| Chekuongorora | Zvinodiwa mugwaro remwero rakadomwa | Gwaro rekutarisa |
|---|---|---|
| Kuzivikanwa kwechinhu | Kuongorora nemwaranzi yeinfrared; nguva yekubuda muchromatography; kuzivikanwa kwechloride | Migumisiro nenzira dzakashandiswa pazvese zvitatu |
| Kuyera uwandu hwechinhu | 97.0%–103.0%, pachiyero chechinhu chaomeswa | Uwandu hwakayerwa nehwaro hwekuverenga |
| Tsvina ine hukama nechinhu | Azure B ≤2.5%; imwe neimwe isina kudomwa ≤0.10%; zvese pamwechete pasina Azure B ≤0.5% | Migumisiro yeimwe neimwe, tsananguro yezvinosanganiswa pahuwandu hwese, muganhu wekutanga kushuma |
| Uremu hunorasika pakuomesa | 8.0%–24.0%; 105°C, 5 maawa | Mugumisiro nemamiriro ekuongorora |
| Zvinosara mushure mekupiswa | ≤0.15% | Mugumisiro nenzira yakashandiswa |
| Uwandu hwezvipenyu zvidikidiki | Zvinokura zvichishandisa okisijeni ≤100 CFU/g; mbiriso/ukuvhe ≤10 CFU/g | Uwandu nenzira dzakashandiswa |
| Endotoxins | Zvinofanira kubvumira kuzadziswa kwezvinodiwa zvine chekuita nechimiro chemushonga | Muganhu unoshanda, uchapupu, tsananguro yemagadzirirwo |
| Kurongedza nekuchengeta | Chakavharwa zvakanaka; chakadzivirirwa pachiedza; pasi pe30°C | Tsananguro yezvinodiwa pakurongedza negwaro rekuchengetwa |
Usatora ongororo yeboka resimbi dzinorema sechinotsiva ongororo idzi. Ukuwo, kusavapo kwezita resimbi yakati mutafura iyi hakurevi kuti haina basa. Mumhinduro yayo ya2023 kune zvakataurwa pamusoro pemethylene blue, USP yakatsanangura chisarudzo chekudzora tsvina yemakemikari emaelement kuburikidza nehurongwa hwayo hwakakura hwekudzora zvigadzirwa zvemishonga, pane kuchengetedza ongororo dzeimwe neimwe mugwaro iri remwero wechinhu chinoshandiswa kugadzira mushonga. Bvunza kuti ndezvipi zvinodiwa pamusoro petsvina yemakemikari emaelement zvinoshanda pachigadzirwa chiri kudiwa uye kuti mupi wezvinhu anozvitsigira sei. Ongoro dzakawedzerwa nemutengesi nezvinodiwa negwaro remwero zvinofanira kuramba zvichizivikanwa sezvinhu zvakasiyana.
Kuti uve negwaro rinobatsira pakutenga, dhawunirodha pepa rekushandira regiredhi nemagwaro. Rine nzvimbo dzekunyora shanduro, kubatanidzwa neboka rezvakagadzirwa, uchapupu husipo, uye miganhu yechirevo chimwe nechimwe.
Zvinofanira kurehwa ne“yakapihwa chitupa neUSP”
Kumbira mutengesi kuti adome chirongwa chacho. USP ine mabasa ekusimbisa zvekuwedzera pakudya nezvinhu zvinoshandiswa mukugadzira, kusanganisira zvinhu zvinoita basa mumishonga. Izvi zvirongwa zvakatsanangurwa; mashoko ekuti “USP” patsananguro yezvinodiwa haaratidzi kupinda muchirongwa.
Semuenzaniso, USP inotsanangura chirongwa chayo chekusimbisa zvekuwedzera pakudya sekuzvipira kuendesa chigadzirwa, zvichiteverwa nekuongororwa uye kuongororwa kwemaitiro zvichienzaniswa nezvinodiwa nechirongwa. Chirongwa ichi chinopa uchapupu pamusoro pezvigadzirwa zviri mukati memiganhu yacho. Hachiiti kuti chinhu chose chinoshandiswa mukugadzira kana chigadzirwa chose chekambani iri muchirongwa chive chinhu chakasimbiswa.
Kana mupi wezvinhu achiti “methylene blue yakapihwa chitupa neUSP,” kumbira zita rechirongwa, chinhu chinoshandiswa mukugadzira kana chigadzirwa chaicho chakafukidzwa nacho, mugadziri, uye kusimbiswa kwazvino kubva kuUSP. Kana gwaro racho riri COA yerabhoritari inotaura kuti nzira dzeUSP dzakatevedzwa, ritsanangure sezvariri. Rabhoritari inogona kuongorora ichienzanisa nemwero pasina kuva iyo sangano rinoburitsa mwero wacho.
Kubvumidzwa kwechigadzirwa kunotariswa kwakazvimirira
Kana zvichinzi mushonga wakabvumidzwa muUS, shandisa gwaro resangano rinotonga mishonga rechigadzirwa ichocho chaicho. Nhungamiro yeFDA yekutarisa kana mushonga wakabvumidzwa inotungamirira vaverengi kuDrugs@FDA. Enzanisa akakumbira mvumo, zita rechigadzirwa, simba racho, chimiro chemushonga, nzira yekushandisa, uye zvinyorwa zvechigadzirwa zvakabvumidzwa.
Nhamba yeNDC haina kukwana: FDA inoti kupihwa kweNDC hakuratidzi kubvumidzwa. Saizvozvowo, kubvumidzwa kwemushonga unobaiwa hakugoni kuendeswa kuchinyungudutswa chekunwa chemumwe mutengesi nokuti zvose zvine methylene blue. Kune imwe nyika, tarisa rejista yemishonga yenyika iyoyo nemvumo chaiyo iri kutaurwa.
Giredhi kana COA hazviratidzi kuti chigadzirwa chakakodzera kurapa munhu akati. Kushandiswa nekubaya kunonyanya kuda chigadzirwa chemushonga chakakodzera chapera kugadzirwa; hupfu hwegiredhi rezvinhu zvinoshandiswa mukugadzira nezvinyungudutswa zvakajairika zvemumabhodhoro hazvitsivi chigadzirwa ichocho. Musiyano iwoyo unoshandawo pakuongorora zvekuwedzera pakudya zvemethylene blue, zvinyorwa zvazvo, uye mamiriro azvo pasi pemitemo.
Batanidza magwaro nebhodhoro
Tanga nenhamba yeboka rezvakagadzirwa iri pachirongedzo. Peji reBlupreme rerunako nemagwaro emapoka ezvakagadzirwa rinotsanangura kuti magwaro ayo anobatanidza sei boka rechigadzirwa neboka rechinhu chinoshandiswa mukugadzira uye COA yechinhu ichocho. Shandisa kubatana uku kuti uwane mushumo wakakodzera. Tsananguro yezvinodiwa inoratidzwa haisi pachayo mugumisiro wakayerwa weboka rako rezvakagadzirwa.
Nyora chaizvo zvawawana: chinhu chinoshandiswa mukugadzira chakafukidzwa, ongororo dzakashumwa, shanduro yetsananguro yezvinodiwa, uye kubatana neboka rechigadzirwa chapera kugadzirwa. Kana ongororo inonzi yakaitwa isipo, kumbira gwaro rinoitsigira pane kuzadza mukaha neshoko rekuti “USP.” Shandisa rondedzero yekuongorora pakutenga methylene blue kuenzanisa mamwe mashoko echigadzirwa usati wasarudza kutenga.