Mkpuchi ihe nkiri bụ usoro dị oke mkpa n'imepụta ọgwụ, ebe a na-etinye obere polima n'elu mbadamba ma ọ bụ kapsụl. Mkpuchi a na-arụ ọrụ dị iche iche, gụnyere ime ka ọdịdị ahụ ka mma, ikpuchi uto, ichekwa ihe mejupụtara ọgwụ na-arụ ọrụ (API), ijikwa ntọhapụ, na ime ka ilo dị mfe. Hydroxypropyl Methylcellulose (HPMC) bụ otu n'ime polima a na-ejikarị eme ihe na mkpuchi ihe nkiri n'ihi na ọ nwere ọtụtụ ihe dị iche iche.
1. Njirimara nke HPMC:
Hydroxypropyl Methylcellulose (HPMC) bụ polima e ji cellulose mepụta nke e si na ya mepụta. A na-amata ya site na mmiri ịgbaze, ikike imepụta ihe nkiri, na ndakọrịta dị mma na ọtụtụ ihe ndị e ji ọgwụ mee. Enwere ike ịhazi njirimara nke HPMC site na ịgbanwe paramita dịka ibu molekul, ogo nnọchi, na viscosity.
Ikike Ịmepụta Ihe Nkiri: HPMC nwere ihe ndị dị mma maka imepụta ihe nkiri, na-eme ka e nwee mkpuchi dị larịị ma dị nro n'elu ụdị ọgwụ.
Mmiri Na-agbaze: HPMC na-egosipụta ike ịgbaze mmiri, na-enye ohere ka polima ahụ gbazee n'ime mmiri mmiri n'oge usoro mkpuchi ahụ. Ihe onwunwe a na-eme ka polima ahụ kesaa otu nha ma na-eme ka ọ dị mfe ịmepụta oyi akwa mkpuchi yiri nke ahụ.
Mgbakwunye: HPMC na-egosi ezigbo nrapado n'elu mbadamba ma ọ bụ kapsụl, nke na-eme ka e nwee mkpuchi siri ike nke na-arapara nke ọma na ihe mkpuchi ahụ.
Njirimara Mgbochi: HPMC na-enye ihe mgbochi megide ihe ndị dị gburugburu ebe obibi dịka mmiri mmiri, ikuku oxygen, na ìhè, si otú a na-echebe iguzosi ike n'ezi ihe nke ụdị ọgwụ ahụ ma na-eme ka nkwụsi ike dịkwuo mma.
2. Ihe Ndị A Ga-atụle n'usoro:
N'ịmepụta ihe ngwọta mkpuchi ihe nkiri site na iji HPMC, ọ dị mkpa ịtụle ọtụtụ ihe iji nweta njirimara mkpuchi na arụmọrụ achọrọ.
Ntinye Polymer: Ntinye nke HPMC na ihe mkpuchi ahụ na-emetụta ọkpụrụkpụ na ihe eji arụ ọrụ nke ihe nkiri ahụ. Ntinye polymer dị elu na-eme ka mkpuchi ahụ sie ike ma nwee ihe mgbochi ka mma.
Ihe ndị na-eme ka plastik sie ike: Ịtinye ihe ndị na-eme ka plastik sie ike dịka polyethylene glycol (PEG) ma ọ bụ propylene glycol (PG) nwere ike ime ka ihe mkpuchi ahụ dịkwuo mma ma na-agbanwe agbanwe, na-eme ka ọ ghara ịgbawa agbawa ma na-eguzogide mgbawa.
Ihe mgbaze: Ịhọrọ ihe mgbaze kwesịrị ekwesị dị oke mkpa iji hụ na HPMC nwere ike ịgbaze ma mepụta ihe nkiri kwesịrị ekwesị. Ihe mgbaze ndị a na-ahụkarị gụnyere mmiri, ethanol, isopropanol, na ngwakọta ha.
Agba na Opacifiers: Ntinye agba na opacifiers n'ime usoro mkpuchi ahụ nwere ike inye agba, melite ọdịdị, ma nye nchebe ìhè nye ọgwụ ndị nwere mmetụta.
3. Ngwa nke HPMC na mkpuchi ihe nkiri:
A na-ahụ ọtụtụ ihe mkpuchi HPMC na-eji eme ihe n'ụlọ ọrụ ọgwụ na nri n'ihi na ha dị iche iche ma dabara adaba maka ụdị ọgwụ dị iche iche.
Mkpuchi Mwepụta Ozugbo: Enwere ike iji mkpuchi HPMC nye mwepụta ọgwụ ozugbo site na ijikwa ọnụego mmebi na ịgbaze nke mbadamba ma ọ bụ kapsụl.
Mkpuchi Mwepụta Agbanwegoro: A na-ejikarị usoro HPMC eme ihe n'ụdị ọgwụ mwepụta agbanwere agbanwe, gụnyere usoro mwepụta agbatịkwuru na nke a kpuchiri enteric. Site n'ịgbanwe viscosity na ọkpụrụkpụ nke mkpuchi ahụ, enwere ike ịhazi profaịlụ mwepụta nke ọgwụ ahụ iji nweta ntọhapụ na-adịgide adịgide ma ọ bụ nke ezubere iche.
Ịkpuchi Ụtọ: Mkpuchi HPMC nwere ike ikpuchi uto na-adịghị mma nke ọgwụ, na-eme ka ndị ọrịa na-agbaso iwu na nnabata nke ụdị ọgwụ a na-aṅụ.
Nchedo Mmiri: Mkpuchi HPMC na-enye nchebe mmiri dị irè, karịsịa maka ọgwụ hygroscopic ndị nwere ike imebi mgbe ha batara na mmiri.
Mmezi Nkwụsi Ike: Mkpuchi HPMC na-enye ihe mgbochi nchebe megide ihe ndị metụtara gburugburu ebe obibi, si otú a na-eme ka ngwaahịa ọgwụ kwụsie ike ma na-adịgide adịgide.
Hydroxypropyl Methylcellulose (HPMC) na-arụ ọrụ dị mkpa n'itinye ihe mkpuchi fim n'ime ụlọ ọrụ ọgwụ. Ihe pụrụ iche ya, gụnyere ikike imepụta ihe nkiri, ịgbaze mmiri, ịrapara, na ihe mgbochi, na-eme ka ọ bụrụ nhọrọ zuru oke maka imepụta ihe mkpuchi nwere ọrụ dị iche iche. Site n'ịghọta ihe ndị a na-atụle na ojiji nke HPMC na mkpuchi fim, ndị na-emepụta ọgwụ nwere ike ịmepụta ụdị doses nwere arụmọrụ ka mma, nkwụsi ike, na nnabata onye ọrịa.
Oge ozi: Maachị-07-2024