Apairofclinicaltrials,conductedinpartattheUniversityofNorthCarolinaatChapel1Hill,foundthattwoweeksoftreatmentwithrifaximin(利福昔明)providessignificantreliefofirritable2bowel3syndrome4(肠道易激综合症)symptomsincludingbloating(膨胀),abdominal5painandlooseorwatery6stools.Inaddition,thestudiesfoundthatthebenefitsoftreatmentwithrifaximin(brandname:Xifaxan)persistedfor10weeksafterpatientsstoppedtakingthebroad-spectrumantibiotic7,saidYehudaRingel,MD,anassociateprofessorofmedicineintheUNCSchoolofMedicineandaco-authorofthestudies,whicharepublishedintheJan.6,issueoftheNewEnglandJournalofMedicine.
"Theseresultssupporttheideathatintestinal8(肠的)microbiotaorgut9bacteriamaybeanunderlying10causeofIBS,andalteringgutbacteriabytreatmentwithrifaximinappearstobeaneffectivewayofprovidingrelieftothosewhosufferfromIBSsymptoms,"Dr.Ringelsaid.
FirstauthorofthestudiesisMarkPimentel,MDofCedars-SinaiMedicalCenterinLosAngeles.ThecorrespondingauthorisWilliamP.Forbes,PharmD,ofSalixPharmaceuticals11ofMorrisville,N.C.,whichmakesthedrugandfundedthestudies.
Thetwostudies,knownasTARGET1andTARGET2,wereconductedinparallelfromJunethroughJune.Inthestudies,atotalof1,patientswhohadirritablebowelsyndrome(IBS)withoutconstipation(便秘)wereenrolled12atoneofstudysitesintheU.S.andCanada.Allwererandomizedtoreceivethestudydruginmilligramdoses,threetimesdailyfortwoweeks,orplacebo13.Allwerethenfollowedforanadditional10weeks.
Duringthefirstfourweeksaftertreatment,40.7percentofthepatientsintherifaximingroupreportedadequatereliefofglobalIBSsymptoms,丹芪偏瘫胶囊 零售 价格 元北京中科皮肤病医院
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