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Trial details imported from ClinicalTrials.gov
For full trial details, please see the original record at
https://clinicaltrials.gov/study/NCT05357677
Registration number
NCT05357677
Ethics application status
Date submitted
24/04/2022
Date registered
3/05/2022
Date last updated
5/01/2024
Titles & IDs
Public title
To Evaluate the Efficacy and Safety of SR419 in Patients With Postherpetic Neuralgia (PHN)
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Scientific title
A Phase II, Randomized, Double-Blind, Placebo-Controlled, Multicenter, Crossover Study to Assess the Efficacy, Safety, and Tolerability of SR419 in Patients With Postherpetic Neuralgia (PHN)
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Secondary ID [1]
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SR419-202
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Universal Trial Number (UTN)
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Trial acronym
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Linked study record
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Health condition
Health condition(s) or problem(s) studied:
Postherpetic Neuralgia
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Condition category
Condition code
Intervention/exposure
Study type
Interventional
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Description of intervention(s) / exposure
Experimental: SR419-Placebo sequence - 30 mg of SR419 administered TID for 4 weeks followed by placebo administered TID for 4 weeks
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Comparator / control treatment
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Control group
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Outcomes
Eligibility
Key inclusion criteria
1. Adult male or female over 18 years old;
2. Having neuropathic pain of postherpetic neuralgia (PHN) that persists for >3 months after the herpes zoster rash is healed, with the pain area of a continuous area of affected rash.
3. DN4 score is =4 at Screening;
4. Average PI-NRS score of PHN-associated neuropathic pain over the last 24 hours at Screening is =4 and =9;
5. Female subjects must be non-pregnant and non-lactating;
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Minimum age
18
Years
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Maximum age
No limit
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Sex
Both males and females
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Can healthy volunteers participate?
No
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Key exclusion criteria
1. Other pains that cannot be clearly differentiated from PHN and may interfere with PHN assessment;
2. Circumstances that may affect pain assessment as determined by the investigator, such as skin disorders in the affected skin area that may affect sensation;
3. Active herpes zoster infection at screening;
4. Serious acute or chronic medical condition that, as assessed by the investigator, could increase the risks in subjects for participating in the trial or taking the study drug, or interfere with the study results;
5. Previous administration of other study drugs within 30 days or 5 half-lives before the study intervention used in this study (whichever is longer).
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Study design
Purpose of the study
Treatment
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Allocation to intervention
Randomised controlled trial
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Procedure for enrolling a subject and allocating the treatment (allocation concealment procedures)
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Methods used to generate the sequence in which subjects will be randomised (sequence generation)
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Masking / blinding
Blinded (masking used)
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Who is / are masked / blinded?
The people receiving the treatment/s
The people administering the treatment/s
The people assessing the outcomes
The people analysing the results/data
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Intervention assignment
Crossover
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Other design features
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Phase
Phase 2
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Type of endpoint/s
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Statistical methods / analysis
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Recruitment
Recruitment status
Completed
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Data analysis
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Reason for early stopping/withdrawal
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Other reasons
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Date of first participant enrolment
Anticipated
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Actual
13/05/2022
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Date of last participant enrolment
Anticipated
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Actual
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Date of last data collection
Anticipated
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Actual
18/01/2023
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Sample size
Target
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Accrual to date
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Final
83
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Recruitment in Australia
Recruitment state(s)
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Funding & Sponsors
Primary sponsor type
Commercial sector/industry
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Name
Shanghai SIMR Biotechnology Co., Ltd.
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Address
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Country
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Ethics approval
Ethics application status
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Summary
Brief summary
This is a Phase II, international multicenter, double-blind, placebo-controlled, crossover study to assess the efficacy of SR419 in PHN subjects.
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Trial website
https://clinicaltrials.gov/study/NCT05357677
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Trial related presentations / publications
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Public notes
This record is viewable in the ANZCTR as it had previously listed Australia and/or New Zealand as a recruitment site, however these sites have since been removed
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Contacts
Principal investigator
Name
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Fa Bi Fan, MD
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Address
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China-Japan Friendship Hospital
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Country
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Phone
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Fax
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Email
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Contact person for public queries
Name
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Address
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Country
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Phone
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Fax
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Email
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Contact person for scientific queries
No information has been provided regarding IPD availability
What supporting documents are/will be available?
No Supporting Document Provided
Results publications and other study-related documents
No documents have been uploaded by study researchers.
Results not provided in
https://clinicaltrials.gov/study/NCT05357677
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