Drugs / Uprifosbuvir
last change Jul 2019 re-read 2 minutes ago

Uprifosbuvir

also known as MK-3682 · UPR · IDX21437

Other / unclassified

Developed for
chronic hepatitis C virus infection · hepatitis C virus infection · Flaviviridae infectious disease
Investigated by
Merck Sharp & Dohme LLC

Trials 8 · a red edge is where a trial was stopped

PhaseRegistry idDatesIndicationSponsorStatusOutcome
Phase 12 trials
Phase 1 NCT02666352 Jan 2016 → Jan 2017 chronic hepatitis C virus infection Merck Sharp & Dohme LLC Completed No outcome recorded
Phase 1 NCT02661126 Jan → Aug 2016 hepatitis C virus infection Merck Sharp & Dohme LLC Completed No outcome recorded
Phase 1/21 trial
Phase 1/2 NCT01974687 Oct 2013 → Sep 2015 chronic hepatitis C virus infection Merck Sharp & Dohme LLC Completed No outcome recorded
Phase 25 trials
Phase 2 NCT02956629 Nov 2016 → Dec 2017 hepatitis C virus infection Merck Sharp & Dohme LLC Terminated No outcome recorded
Phase 2 NCT02759315 May 2016 → Jul 2017 chronic hepatitis C virus infection Merck Sharp & Dohme LLC Terminated No outcome recorded
Phase 2 NCT02613403 Dec 2015 → Jan 2017 Flaviviridae infectious disease, hepatitis C virus infection Merck Sharp & Dohme LLC Terminated No outcome recorded
Phase 2 NCT02332720 Jan 2015 → Sep 2016 chronic hepatitis C virus infection Merck Sharp & Dohme LLC Completed No outcome recorded
Phase 2 NCT02332707 Jan 2015 → Sep 2016 chronic hepatitis C virus infection Merck Sharp & Dohme LLC Completed No outcome recorded

Evidence & citations 7 cited values

Every value below carries the sentence it was read from. 11 sources stand behind the page.

FieldValueCited text
Known as Uprifosbuvir “This is a randomized, multicenter, 2-part, open-label trial of the combination regimen of grazoprevir (GZR [MK-5172]; 100mg), uprifosbuvir (UPR [MK-3682]; 450 mg) and ruzasvir...” NCT02613403
7

“FDC oral tablet containing 225 mg uprifosbuvir + 50 mg grazoprevir + 30 mg ruzasvir.” NCT02661126

NCT02759315

NCT02332707

NCT02332720

NCT01974687

NCT02666352

NCT02956629

Known as IDX21437 “225 mg MK-3682 (UPR, formerly IDX21437), and 30 mg MK-8408 (RZR)” NCT02613403
Known as MK-3682 “The purpose of this study is to compare the plasma pharmacokinetics (PK) of single doses of MK-3682B, a fixed dose combination (FDC) tablet containing uprifosbuvir (MK-3682) +...” NCT02661126
1

“uprifosbuvir (UPR [MK-3682]; 450 mg)” NCT02613403

Known as UPR “In clinical trials, the three-drug regimen of ruzasvir (RZR) 60 mg, uprifosbuvir (UPR) 450 mg and grazoprevir 100 mg, with or without ribavirin, has demonstrated promising...” PMID 30739366 Mar 2019
1

uprifosbuvir (UPR [MK-3682]; 450 mg)” NCT02613403

Action Inhibit “uprifosbuvir (MK-3682; an HCV NS5B polymerase inhibitor; 450 mg/day)” PMID 28802814 Aug 2017
Modality Other / unclassified “uprifosbuvir (MK-3682, a nonstructural protein 5B nucleotide inhibitor) are highly potent direct-acting antiviral agents” PMID 31108015 Jul 2019
Route Oral “administered by mouth.” NCT01974687