Cimetidine (51481-61-9)
Product Description
● Cimetidine muaj kev tiv thaiv thiab tiv thaiv cov kab mob corrosive gastritis tshwm sim los ntawm cov tshuaj lom neeg cov tshuaj lom neeg, thiab tseem muaj txiaj ntsig zoo rau kev ntxhov siab ntawm plab hnyuv thiab los ntshav hauv plab.
● Cimetidine yog histamine H2 receptor impedant, feem ntau yog siv los inhibit gastric acid secretion, uas muaj peev xwm inhibit basal thiab nocturnal gastric acid secretion, thiab tseem inhibit gastric acid secretion los ntawm histamine, fractional peptide gastrin, insulin thiab zaub mov stimulation, thiab ua rau nws. tsawg acidic.Cimetidine muaj kev tiv thaiv thiab kev tiv thaiv ntawm corrosive gastritis tshwm sim los ntawm cov tshuaj stimulation, thiab tseem muaj txiaj ntsig zoo rau kev ntxhov siab hauv plab hnyuv thiab los ntshav hauv plab.
●Txuj Txuj Ci: USP
| Yam khoom | Txuj | Kev tshwm sim |
| tshwm sim | Dawb los yog yuav luag thaum Crystalline Powder tsis muaj ntxhiab tsw, iab saj | Confbnn |
| Kev txheeb xyuas | ||
| A: (IR) | Ua raws li USP Cimetidine RS | Ua raws |
| B: (UV) | Raws li USP Cimetidine RS | Ua raws |
| Assay (xws li lub hauv paus qhuav) | 98.0-102.0% | 99.9% |
| Cov impurities | ||
| Residue ntawm ignition | 0.2% NMT | Ua raws |
| Cov hlau hnyav | NMT 20 ppm | Ua raws |
| Organic impurities | Txhua tus neeg impurity NMT 0.2% | 0.2% NMT |
| Tag nrho impurities NMT 1.0% | 1.0% NMT | |
| Melting range los yog Tempeature | 139-144 ° C | 141-143 * C |
| Poob rau ziab | 1.0% NMT | 0.22% |
| Residual kuab tshuaj (ethanol) | 0.5% NMT | 0.5% NMT |
