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Trial · NCT01959841

Phase III Study of ASP2151 in Herpes Zoster Patients

NCT01959841, Phase 3, Completed, Maruho Co., Ltd.; results first posted 2018-10-18

3 sourcestrials-2026-11-12-0.5.0

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ConductScience Library. Phase III Study of ASP2151 in Herpes Zoster Patients. Trials, record NCT01959841. Release trials-2026-11-12-0.5.0, 12 Nov 2026. https://conductscience.org/library/trials/NCT01959841

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Trial

As registered on ClinicalTrials.gov, in the graph's capture of the registry.

Title
Phase III Study of ASP2151 in Herpes Zoster Patients
NCT number
NCT01959841
Status
Completed
Phases
Phase 3
Enrollment
751 participants, actual
Lead sponsor
Maruho Co., Ltd.
Conditions
Herpes Zoster
Interventions
ASP2151, valaciclovir
First posted
2013-10-10
Last updated
2018-11-27
Results first posted
2018-10-18

Source ClinicalTrials.gov

Registered outcomes6

Each outcome the trial registered, primary first, in ClinicalTrials.gov's words.

ListOutcomeTime frameDescription
PrimaryThe Percentage of Participants Achieving Cessation of New Lesion Formation by Day 4 of Study Treatment4daysThe investigator assessed the Number of rashes (erythemas/papulae and vesicles/pustules). The "new lesion formation" was defined as the state in which the number of rashes is increasing.
SecondaryTime to Cessation of New Lesion Formation29daysThe investigator assessed the Number of rashes (erythemas/papulae and vesicles/pustules). The "new lesion formation" was defined as the state in which the number of rashes is increasing.
SecondaryTime to Complete Crusting29days
We defined the following state as "Complete crusting". 1. A condition where all lesions of erythemas/papulae, vesicles/pustules, and erosions/ulcers have disappeared, and all rashes are crusted (epithelialization of the base of crusts is not required). 2. In subjects with no formation of vesicles or pustules, a condition where all lesions of erythemas/papulae have disappeared.
SecondaryTime to Healing29days
We defined the following state as "Healing". 1. A condition where all lesions of erythemas/papulae, vesicles/pustules, and erosions/ulcers have disappeared, and complete disappearance of crusts or complete epithelialization of the base of crusts are considered to have been achieved. 2. In subjects with no formation of vesicles or pustules, a condition where all lesions of erythemas/papulae have disappeared
SecondaryTime to Pain Resolution29days
Investigators assessed the pain using NRS. The date of pain resolution is defined as the first day when all NRS scores are rated as 2 or less, and such scores are continuously observed until Day 92 or discontinuation visit.
SecondaryTime to Virus Disappearance29days
Virus desiappearance was defined as the participants who who reached virus-negative status according to the virus isolation and culture assay or whose samples were not available because of complete crusting or healing

Outcomes6

Each outcome the trial posted results for, in ClinicalTrials.gov's words.

TypeOutcomeTime framePopulationUnitsMeasured as
PRIMARYThe Percentage of Participants Achieving Cessation of New Lesion Formation by Day 4 of Study Treatment4days
The full analysis set(FAS).The FAS was defined as patients who were diagnosed with herpes zoster at the time of case registration, who subsequently received the study drugs, and had any efficacy variable measured.
percentage of ParticipantsNUMBER
SECONDARYTime to Cessation of New Lesion Formation29days
The full analysis set(FAS).The FAS was defined as patients who were diagnosed with herpes zoster at the time of case registration, who subsequently received the study drugs, and had any efficacy variable measured.
daysMEDIAN
SECONDARYTime to Complete Crusting29days
The full analysis set(FAS).The FAS was defined as patients who were diagnosed with herpes zoster at the time of case registration, who subsequently received the study drugs, and had any efficacy variable measured.
daysMEDIAN
SECONDARYTime to Healing29days
The full analysis set(FAS).The FAS was defined as patients who were diagnosed with herpes zoster at the time of case registration, who subsequently received the study drugs, and had any efficacy variable measured.
daysMEDIAN
SECONDARYTime to Pain Resolution29days
The full analysis set(FAS).The FAS was defined as patients who were diagnosed with herpes zoster at the time of case registration, who subsequently received the study drugs, and had any efficacy variable measured.
daysMEDIAN
SECONDARYTime to Virus Disappearance29days
The full analysis set(FAS).The FAS was defined as patients who were diagnosed with herpes zoster at the time of case registration, who subsequently received the study drugs, and had any efficacy variable measured.
daysMEDIAN

Results by group18

Each measurement the trial posted, group by group, in the words and numbers it posted.

OutcomeGroupCategoryValueSpreadUnits
The Percentage of Participants Achieving Cessation of New Lesion Formation by Day 4 of Study TreatmentASP2151(200 mg)69.6percentage of Participants
The Percentage of Participants Achieving Cessation of New Lesion Formation by Day 4 of Study TreatmentASP2151(400mg)81.1percentage of Participants
The Percentage of Participants Achieving Cessation of New Lesion Formation by Day 4 of Study TreatmentValaciclovir75.1percentage of Participants
Time to Cessation of New Lesion FormationASP2151(200 mg)4Inter-Quartile Range 3 to 5days
Time to Cessation of New Lesion FormationASP2151(400mg)4Inter-Quartile Range 3 to 4days
Time to Cessation of New Lesion FormationValaciclovir4Inter-Quartile Range 3 to 4days
Time to Complete CrustingASP2151(200 mg)8Inter-Quartile Range 6 to 11days
Time to Complete CrustingASP2151(400mg)9Inter-Quartile Range 7 to 11days
Time to Complete CrustingValaciclovir8Inter-Quartile Range 7 to 11days
Time to HealingASP2151(200 mg)11Inter-Quartile Range 8 to 15days

Participant flow24

How many started, completed or left each group, period by period.

PeriodMilestoneGroupParticipantsUnits counted
Overall StudySTARTEDASP2151(200 mg)252
Overall StudySTARTEDASP2151(400mg)250
Overall StudySTARTEDValaciclovir249
Overall StudyFull Analysis Set IncludedASP2151(200 mg)247
Overall StudyFull Analysis Set IncludedASP2151(400mg)243
Overall StudyFull Analysis Set IncludedValaciclovir245
Overall StudyFull Analysis Set ExcludedASP2151(200 mg)5
Overall StudyFull Analysis Set ExcludedASP2151(400mg)7
Overall StudyFull Analysis Set ExcludedValaciclovir4
Overall StudyReason FAS Excluding 1ASP2151(200 mg)5

Adverse events54

Each adverse event the trial posted, group by group: the participants affected out of those at risk.

TypeEventOrgan systemGroupAffectedAt riskEvents
otherDiarrhoeaGastrointestinal disordersASP2151(200 mg)1252
otherDiarrhoeaGastrointestinal disordersASP2151(400mg)2249
otherDiarrhoeaGastrointestinal disordersValaciclovir5249
otherStomatitisGastrointestinal disordersASP2151(200 mg)1252
otherStomatitisGastrointestinal disordersASP2151(400mg)7249
otherStomatitisGastrointestinal disordersValaciclovir0249
otherFolliculitisInfections and infestationsASP2151(200 mg)5252
otherFolliculitisInfections and infestationsASP2151(400mg)0249
otherFolliculitisInfections and infestationsValaciclovir5249
otherNasopharyngitisInfections and infestationsASP2151(200 mg)19252

Adverse event totals9

The totals the trial posted for each group.

TotalGroupAffectedAt risk
Total, all-cause mortalityASP2151(200 mg)0252
Total, all-cause mortalityASP2151(400mg)0249
Total, all-cause mortalityValaciclovir0249
Total, other adverse eventsASP2151(200 mg)62252
Total, other adverse eventsASP2151(400mg)64249
Total, other adverse eventsValaciclovir65249
Total, serious adverse eventsASP2151(200 mg)1252
Total, serious adverse eventsASP2151(400mg)1249
Total, serious adverse eventsValaciclovir3249

Papers0

The papers the trial lists on ClinicalTrials.gov.

None in this release.

Grants0

The grants NIH RePORTER links to the trial, newest funded first: NIH's, and some of AHRQ's, CDC's, FDA's and VA's. Each shows its title, principal investigators, organization and funder in its newest year.

None in this release.

Trial comparisons0

Comparisons of the trial's two groups, calculated by ConductScience from the counts it posted.

None in this release.

Tests0

The ConductCognition tests this trial's registered outcomes name, as ScienceGraph matched them in trial-tests-2026-11-12-0.2.1.

None in this release.

Data dates

The day each source was copied for this release.

ClinicalTrials.gov
2026-11-12
ClinicalTrials.gov
Results, from AACT
2026-03-23
AACT
NIH grant links
2026-11-13
NIH RePORTER

Sources 3

  • ClinicalTrials.gov's posted results, through CTTI's AACTFreely available. Acknowledgement requested
  • ClinicalTrials.govNo license stated
  • NIH RePORTER's clinical studies and project filesPublic domain
Each source's terms
  • ClinicalTrials.gov's posted results, through CTTI's AACTClinicalTrials.gov data via Aggregate Analysis of ClinicalTrials.gov (AACT), CTTI. CTTI makes its materials freely available and requests acknowledgement. https://aact.ctti-clinicaltrials.org/documentation/299
  • ClinicalTrials.govnone stated
  • NIH RePORTER's clinical studies and project filesPublic domain (NIH RePORTER)

ClinicalTrials.gov's data carry an international copyright outside the United States: https://clinicaltrials.gov/about-site/terms-conditions.

For software

Read this trial from software.

The record and each of its lists are JSON, twenty rows a page. No key.

GET https://conductscience.org/api/trials/v1/NCT01959841

GET https://conductscience.org/api/trials/v1/NCT01959841/flow?page=2