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October 10, 2025
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Ama-Physostigmine eye drops yimithi kadokotela esetshenziselwa ukwelapha i-glaucoma nezinye izimo zamehlo ezibangela ingcindezi ephezulu ngaphakathi kwamehlo akho. Le mithi ingeyeqembu elibizwa ngokuthi ama-cholinesterase inhibitors, asebenza ngokusiza ukukhipha uketshezi kangcono emehlweni akho ukuze kuncishiswe ingcindezi futhi kuvikelwe umbono wakho.
Cabanga ngamehlo akho njengoshini onamanzi angene futhi aphume. Lapho umsele uvaleka kancane, ingcindezi iyakhula. I-Physostigmine isiza ukuvula lowo msele ukuze uketshezi lugeleze kalula, lugcine ingcindezi emazingeni anempilo.
I-Physostigmine iyinhlanganisela yemvelo ekuqaleni eyatholakala esitshalweni se-Calabar bean. Uma yenziwe njengama-eye drops, iba yithuluzi elinamandla lokuphatha izimo ezithile zamehlo ezithinta ingcindezi ngaphakathi kwamehlo akho.
Le mithi isebenza ngokuvimba i-enzyme ebizwa nge-acetylcholinesterase. Lapho le enzyme ivalekile, ivumela amakhemikhali emvelo amaningi abizwa nge-acetylcholine ukuthi ahlale esebenza ezicutshini zamehlo akho. Le nqubo isiza uhlelo lokukhipha amanzi emehlweni akho ukuthi lusebenze ngempumelelo.
Le mithi ithathwa njengeqine kakhulu uma iqhathaniswa nezinye izindlela zokwelapha i-glaucoma. Udokotela wakho uzoqapha ngokucophelela ukuthi usabela kanjani ukuze aqinisekise ukuthi isebenza kahle esimweni sakho esithile.
Ama-Physostigmine eye drops ngokuyinhloko anqunyelwe ukwelapha i-glaucoma, isimo lapho ingcindezi yakha ngaphakathi kwamehlo akho futhi ingalimaza imithambo yakho yamehlo ngokuhamba kwesikhathi. Le mithi iphinde isetshenziselwe i-ocular hypertension, okusho ukucindezela kwamehlo okuphezulu ngaphandle kokulimala kwemizwa okubonakalayo okwamanje.
Udokotela wakho angase ancome le mithi uma une-angle-closure glaucoma, lapho i-angle yokukhipha amanzi emehlweni akho ivaleka. Kwesinye isikhathi isetshenziselwa i-open-angle glaucoma, uhlobo oluvamile lapho ukukhipha amanzi kancane kancane kuba ngaphansi kokusebenza kahle.
Ngokuvamile, amathonsi eso e-physostigmine angase anqunywe ukulwa nemiphumela yemithi ethile engase yandise abafundi bakho kakhulu noma ibangele eminye imiphumela emibi ehlobene namehlo. Udokotela wakho wamehlo uzonquma ukuthi lo muthi ulungile yini ngesimo sakho esithile.
I-Physostigmine isebenza ngokwenza umfundi wakho omncane futhi iguqule ukuma kwezakhiwo ngaphakathi kweso lakho. Lokhu kudala isikhala esiningi sokuthi uketshezi luphume, okunciphisa ingcindezi engalimaza imithambo yakho yamehlo.
Umuthi uthathwa njengonamandla kakhulu uma uqhathaniswa nezinye izindlela zokwelapha i-glaucoma. Uma ufaka amathonsi emehlweni akho, aqala ukusebenza kungakapheli imizuzu engaba ngu-30, futhi imiphumela ingahlala amahora amaningi.
Iso lakho linohlelo olungokwemvelo lokukhipha amanzi olubizwa ngokuthi i-trabecular meshwork. I-Physostigmine isiza lolu hlelo ukuthi lusebenze kahle ngokubangela imisipha ethile esweni lakho ukuthi iqine ngendlela evula ngayo izindlela zokukhipha amanzi.
Njalo landela imiyalelo eqondile kadokotela wakho yokusebenzisa amathonsi esamehlo e-physostigmine. Ngokuvamile, uzosebenzisa ithonsi elilodwa esweni elithintekile izikhathi ezi-2-4 ngosuku, kodwa isimiso sakho esithile sokulinganisa singase sihluke.
Ngaphambi kokusebenzisa amathonsi, geza izandla zakho kahle ngensipho namanzi. Thambisa ikhanda lakho kancane bese udonsa kancane isihlathi sakho esingezansi ukuze udale iphokhe elincane. Cindezela ithonsi elilodwa kuleli phokhe, bese uvala iso lakho kancane imizuzu engaba ngu-1-2.
Ungavumeli ithiphu lebhodlela le-dropper lithinte iso lakho noma iyiphi indawo ukuze uvimbele ukungcoliswa. Ngemva kokusebenzisa amathonsi, ungadla ngokujwayelekile njengoba lo muthi ungadingi isikhathi esikhethekile sokudla.
Uma usebenzisa eminye imithi yamehlo, linda okungenani imizuzu engu-5-10 phakathi kwamathonsi ahlukene ukuze uwavimbele ukuthi angagezani. Udokotela wakho uzokutshela ukuthi iyiphi indlela engcono yokusebenzisa imithi yamehlo eminingi uma kudingeka.
Ubude bokwelashwa ngamaconsi amehlo e-physostigmine buxhomeke esimweni sakho samehlo esithile nokuthi usabela kahle kangakanani emuthini. Nge-glaucoma, lokhu ngokuvamile ukwelashwa kwesikhathi eside okungenzeka udinga ukuqhubeka ngaso unomphela ukuvikela umbono wakho.
Udokotela wakho uzoqapha ingcindezi yamehlo akho nempilo yamehlo iyonke njalo, ngokuvamile njalo ezinyangeni ezimbalwa ekuqaleni, bese kuba njalo uma isimo sakho sizinzile. Bangase balungise isimiso sakho sokulinganisa noma bashintshe imithi ngokusekelwe ekutheni ukwelashwa kusebenza kahle kangakanani.
Ungayeki ukusebenzisa amaconsi amehlo e-physostigmine ngokuzumayo ngaphandle kokukhuluma nodokotela wakho kuqala. Ukuyeka kungazelelwe kungabangela ingcindezi yamehlo akho ukuthi ikhuphuke, okungenzeka kuholele ezinkingeni zombono noma ezinye izinkinga.
Njengayo yonke imithi, amaconsi amehlo e-physostigmine angabangela imiphumela emibi, nakuba kungewona wonke umuntu oyitholayo. Imiphumela eminingi emibi ihlobene namehlo akho futhi ngokuvamile imnene kuya esimweni esiphakathi nendawo.
Nawa amanye imiphumela emibi evamile ongase uyibone:
Le miphumela evamile ivame ukuthuthuka njengoba amehlo akho ezijwayela umuthi emasontweni ambalwa okuqala okwelashwa.
Imiphumela emibi engathi sína ayivamile kodwa idinga ukunakekelwa kwezokwelapha ngokushesha. Xhumana nodokotela wakho ngokushesha uma uhlangabezana nobuhlungu obukhulu bamehlo, izinguquko zombono ezingazelelwe, izimpawu zokutheleleka kwamehlo (ububomvu, ukukhipha, ukuvuvukala), noma izimpawu ezingase zibonise ukuthi umuthi uthinta ezinye izingxenye zomzimba wakho.
Imiphumela engavamile kodwa ebucayi yesistimu ingabandakanya isicanucanu, ukuhlanza, ukujuluka ngokweqile, ukushaya kwenhliziyo okuhamba kancane, noma ubunzima bokuphefumula. Nakuba kungavamile, lezi zimpawu zikhomba ukuthi umuthi ungase uthinte wonke umzimba wakho futhi udinga ukuhlolwa kwezokwelapha ngokushesha.
Amaconsi Amehlo e-Physostigmine awafanele wonke umuntu. Udokotela wakho uzoqala ngokucophelela umlando wakho wezokwelapha ngaphambi kokukuyalela lo muthi ukuze aqinisekise ukuthi uphephile kuwe.
Akufanele usebenzise amaconsi Amehlo e-physostigmine uma unenkinga yokungezwani komzimba ne-physostigmine noma yiziphi izithako ezikulesi sakhiwo. Futhi gwema lo muthi uma unezinhlobo ezithile zokuvuvukala kwamehlo (iritis noma uveitis) noma uma uhlatshelwe umsebenzi wokuhlinzwa kwamehlo muva nje.
Abantu abanezimo ezithile zenhliziyo, isifuba somoya, noma izinkinga zokuphefumula bangase badinge ukugwema lo muthi noma bawuse ngokucophelela okwengeziwe. Okufanayo kuyasebenza uma unezilonda zesisu, i-thyroid esebenza ngokweqile, noma isifo sikaParkinson.
Uma ukhulelwe noma uncelisa, xoxa ngezingozi nezinzuzo nodokotela wakho. Nakuba umuthi ufakwa emehlweni akho, amanani amancane angase angene egazini lakho futhi angase athinte ingane yakho.
Amaconsi Amehlo e-Physostigmine atholakala ngaphansi kwamagama amaningi omkhiqizo, nakuba ukutholakala kungase kuhluke ngokuya ngezwe nesifunda. Kwezinye izindawo, ungase ukuthole kuthengiswa njenge-Eserine noma ngaphansi kwamanye amagama obunikazi.
Inguqulo ejwayelekile iqukethe isithako esisebenzayo esifanayo nemikhiqizo yegama lomkhiqizo futhi isebenza ngempumelelo. Ikhemisi lakho lingase lithathe indawo yenguqulo ejwayelekile ngaphandle kokuthi udokotela wakho acela ngokuqondile igama lomkhiqizo.
Njalo hlola nekhemisi lakho uma uthola ibhodlela elibukeka ngendlela ehlukile kunokujwayelekile, njengoba abakhiqizi bengashintsha ukupakisha noma ungase uthole inguqulo ejwayelekile ehlukile.
Uma amaconsi esamehlo e-physostigmine engakulungele, imithi eminingi ehlukile ingelapha i-glaucoma kanye nomfutho ophezulu wamehlo. Udokotela wakho angase acabange ngama-analogs e-prostaglandin afana ne-latanoprost noma i-travoprost, asebenza ngendlela ehlukile kodwa futhi asize ukunciphisa umfutho wamehlo.
Ama-beta-blockers afana ne-timolol enye indlela, ikakhulukazi kubantu abangakwazi ukubekezelela imiphumela emibi yokubona ye-physostigmine. Ama-inhibitors e-carbonic anhydrase afana ne-dorzolamide anikeza enye indlela yokwehlisa umfutho wamehlo.
Kwabanye abantu, imithi ehlanganisiwe ehlanganisa izinhlobo ezimbili ezihlukene zemithi ye-glaucoma ebhodleleni elilodwa ingase ilungele futhi isebenze ngempumelelo kunezithako ezilodwa.
I-Physostigmine ne-pilocarpine yomibili imithi ye-cholinergic esebenza ngendlela efanayo ukunciphisa umfutho wamehlo, kodwa inomehluko obalulekile. I-Pilocarpine isetshenziswa kakhulu futhi isitholakala isikhathi eside, okuyenza ibe yindlela ejwayelekile yokukhetha odokotela bamehlo abaningi.
I-Physostigmine ivame ukusebenza isikhathi eside kune-pilocarpine, okungase kusho ukuthi udinga imithamo embalwa usuku lonke. Kodwa-ke, lesi senzo eside singasho futhi ukuthi imiphumela emibi ihlala isikhathi eside uma yenzeka.
Yomibili imithi ingabangela imiphumela emibi efanayo njengokubona okungacacile nobunzima bokubona ekukhanyeni okuphansi. Udokotela wakho uzokhetha phakathi kwabo ngokusekelwe ezidingweni zakho ezithile, eminye imithi oyithathayo, nokuthi ukubekezelela kahle kangakanani inketho ngayinye.
Amaconsi esamehlo e-Physostigmine ngokuvamile abhekwa njengaphephile kubantu abanesifo sikashukela, kodwa udokotela wakho uzofuna ukukuqapha ngokucophelela. Umuthi usebenza endaweni emehlweni akho futhi ngokuvamile awuthinti amazinga kashukela egazini ngokuqondile.
Noma kunjalo, abantu abanesifo sikashukela basengozini enkulu yezinkinga ezithile zamehlo, ngakho udokotela wakho angase afune ukukubona njalo ukuze ahlolisise ukuthi amehlo akho asabela kanjani ekwelashweni. Qiniseka ukuthi usho ukuxilongwa kwakho kwesifo sikashukela lapho ukhuluma ngezinketho zokwelashwa kwe-glaucoma.
Uma ngengozi ufaka amaconsi amaningi esweni lakho, ungapheli amandla. Geza iso lakho ngobumnene ngamanzi ahlanzekile noma isixazululo se-saline ukuze ususe imithi eningi. Ungase uhlangabezane nemiphumela engemihle eqinile efana nombono ongacacile noma ukungakhululeki kwamehlo.
Xhumana nodokotela wakho noma usokhemisi ukuze uthole isiqondiso, ikakhulukazi uma uhlangabezana nezimpawu ezingavamile. Uma ngengozi ugwinya imithi noma uthole inani elikhulu emehlweni akho, funa ukwelashwa ngokushesha ngoba lokhu kungase kubangele imiphumela emibi kakhulu.
Uma uphuthelwa umthamo, uwusebenzise ngokushesha lapho ukhumbula, ngaphandle uma sekuyisikhathi somthamo wakho olandelayo. Kulokho, weqa umthamo ophuthelwe bese uqhubeka neshejuli yakho ejwayelekile.
Ungalokothi uphinde umthamo ukuze ulungise lowo ophuthelwe, ngoba lokhu kungase kwandise ingozi yakho yemiphumela engemihle. Uma uvame ukukhohlwa imithamo, cabangela ukusetha izikhumbuzi zocingo noma usebenzise uhlelo lokusebenza lokulandela imithi ukukusiza ukuthi uhlale eshedyulini.
Yeka kuphela ukuthatha amaconsi e-physostigmine eye uma udokotela wakho ekutshela ukuthi kuphephile ukwenza kanjalo. Kubantu abaningi abane-glaucoma, lo muthi ukwelashwa kwesikhathi eside okudingekayo ukuvikela umbono ngokuhamba kwesikhathi.
Udokotela wakho angase anqume ukuyeka imithi uma uba nemiphumela engemihle engabekezeleleki, uma isimo sakho sishintsha, noma uma befuna ukuzama indlela ehlukile yokwelapha. Bazobheka ngokusondele umfutho wamehlo akho ngesikhathi sokushintsha kwemithi ukuze baqinisekise ukuthi amehlo akho ahlala enempilo.
Amathonsi esweni e-Physostigmine angathinta umbono wakho, ikakhulukazi ikhono lakho lokubona kahle emabangeni ahlukene nasezindaweni ezinokukhanya okuphansi. Ungase uhlangabezane nombono ongacacile noma ubunzima bokujwayela izinguquko ekukhanyeni.
Gwema ukushayela noma ukusebenzisa imishini uze wazi ukuthi imithi iyawuthinta kanjani umbono wakho. Abantu abaningi bathola ukuthi umbono wabo uyajwayela ngemva kwamasonto ambalwa okwelashwa, kodwa abanye baqhubeka benokuguquka okubonakalayo okudinga ukuqapha okuqhubekayo ngemisebenzi edinga ukubona okucacile.
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