Nkọwa dị mkpirikpi:
Nọmba CAS: 58-55-9
Usoro ihe omimi: C7H8N4O2
Arọ molikula:180.16
Ọdịdị kemịkal:
| Ozi bụ isi | |
| Aha ngwaahịa | Theophylline Anhydrous |
| CAS Mba. | 58-55-9 |
| Ọdịdị | na-acha ọcha ka ìhè odo crystal powder |
| Nkwụsi ike: | Kwụsie ike. Ekwekọrịtaghị na ndị ọrụ oxidizing siri ike. |
| Mmiri Solubility | 8.3 g/L (20ºC) |
| Nchekwa | 2-8 Celsius C |
| Ndụ shelf | 2 Yntị |
| ngwugwu | 25kg/Drum |
Nkọwa ngwaahịa
Theophylline bụ methylxanthine nke na-arụ ọrụ dị ka bronchodilator na-adịghị ike. Ọ bara uru maka ọgwụgwọ na-adịghị ala ala ma ọ naghị enye aka na nnukwu exacerbations.
Theophylline bụ methylxanthine alkaloid nke bụ asọmpi asọmpi nke phosphodiesterase (PDE; Ki = 100 μM). Ọ bụkwa onye na-emegide ndị na-anabata adenosine A (Ki = 14 μM maka A1 na A2). Theophylline na-eme ka izu ike nke feline bronchiole dị nro nke ejiri acetylcholine kwadoro ya (EC40 = 117 μM; EC80 = 208 μM). A na-eji usoro ndị nwere theophylline na-agwọ ọrịa ụkwara ume ọkụ na ọrịa na-adịghị ala ala (COPD).
Ngwa
1.Ọgwụgwọ ụkwara ume ọkụ: Theophylline nwere ike inye aka belata mgbaàmà ụkwara ume ọkụ site n'ịgbasa akụkụ nke bronchi na ịba ụba ahụ ike.
2.Ọgwụgwọ ọrịa obi: Theophylline nwere ike ije ozi dị ka vasodilator, na-enyere aka melite mgbaàmà nke ọrịa obi.
3.Central ụjọ usoro mkpali: Theophylline na-eji ọgwụ ụfọdụ dị ka ihe na-akpali akpali nke Central ụjọ usoro, na-akwalite njikere na nlebara anya.
4.Iwu nke abụba metabolism: Theophylline nwere ike ịkwalite mmebi abụba ma kwenye na ọ na-enye aka maka njikwa ibu na mbelata ibu.
