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Trial details imported from ClinicalTrials.gov
For full trial details, please see the original record at
https://clinicaltrials.gov/study/NCT05002946
Registration number
NCT05002946
Ethics application status
Date submitted
5/08/2021
Date registered
12/08/2021
Titles & IDs
Public title
Pharmacokinetics of SP-104
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Scientific title
Phase 1, Open Label, Randomized, Single-dose, 3-Period, 3-Treatment Crossover Study to Evaluate the Pharmacokinetics of SP-104 Under Fasting and Fed Conditions and to Compare to Naltrexone Hydrochloride Tablets USP in Healthy Adult Subjects
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Secondary ID [1]
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SP-104-01
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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:
Healthy
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Condition category
Condition code
Intervention/exposure
Study type
Interventional
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Description of intervention(s) / exposure
Treatment: Drugs - SP-104
Treatment: Drugs - Naltrexone Hydrochloride 50Mg Oral Tablet
Experimental: A: SP-104 Fasting - Oral administration of SP-104 under fasting conditions
Experimental: B: SP-104 Under Fed Conditions - Oral administration of SP-104 under fed conditions
Active comparator: Naltrexone Hydrochloride Tablets Fasting - Oral administration of Naltrexone Hydrochloride Tablets, 50 mg USP under fasting
Treatment: Drugs: SP-104
single oral dose
Treatment: Drugs: Naltrexone Hydrochloride 50Mg Oral Tablet
single oral dose
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Intervention code [1]
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Treatment: Drugs
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Comparator / control treatment
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Control group
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Outcomes
Primary outcome [1]
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Concentration of SP-104
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Assessment method [1]
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Observed plasma concentrations of naltrexone and metabolite 6ß-naltrexol ng/mL
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Timepoint [1]
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72 hours
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Primary outcome [2]
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Time to maximum concentration of naltrexone and metabolite 6ß-naltrexol
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Assessment method [2]
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Time to maximum plasma concentration of naltrexone and metabolite 6ß-naltrexol in minutes
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Timepoint [2]
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72 hours
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Eligibility
Key inclusion criteria
* Provide informed consent , can understand and comply with the requirements of the study, and are able to communicate with the investigator.
* male and female adult subjects between 18 and 65 years.
* Body mass index (BMI) of 18-32 kg/m2.
* Medically healthy
* Agree to total abstinence from heterosexual intercourse, from screening through until at least 30 days after the last study dose, or to the use of an effective method of contraception from screening through until at least 30 days after the last study dose.
* Able to swallow capsules and tablets.
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Minimum age
18
Years
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Maximum age
65
Years
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Sex
Both males and females
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Can healthy volunteers participate?
Yes
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Key exclusion criteria
* Subject has a history of clinically significant disease, including cardiovascular, GI, renal, hepatic, pulmonary, endocrine, hematologic, vascular, immunologic, metabolic, or collagen disease.
* History of drug or alcohol abuse or dependence based on the DSM-IV criteria as reported by the subject or known to the Investigator.
* Subjects currently dependent on opioids, including those currently maintained on opiate agonists or partial agonists.
* Subjects in acute opioid withdrawal.
* Use of any other investigational drug within 30 days or 6 half-lives, whichever is longer, prior to Day 1 of Period 1.
* Use of prescription medications including opioids, or natural food supplements, alcohol, grapefruit juice, or caffeine within study-specified timeframes.
* Positive urine drug screen for alcohol and drugs of abuse.
* History of allergic or adverse response to naltrexone.
* Serology positive for hepatitis B surface antigen, hepatitis C antibodies, or HIV antibodies.
* Subjects with current or past SARS-CoV-2 infection.
* Are smokers, 'and any use of other types of tobacco or nicotine products within six months prior to Day 1 of Period 1.
* Have donated plasma within 7 days prior Day 1 of Period 1.
* Have donated or lost whole blood prior to administration of the study medication as follows: 50 to 499 mL of whole blood within 30 days, or more than 499 mL of whole within the last 56 days prior to drug administration.
* Have had a serious illness in the 4 weeks preceding the Screening Visit that resulted in missed work or hospitalization (note: subjects missing work due to non-serious illness is not excluded).
* Acute illness, especially any infection, within 4 weeks prior to Day 1 of Period 1.
* Subjects with GFR <90 mL/min at Screening .
* Subjects with any elevation of liver function tests .
* Hemoglobin <12.0 g/dL for males or <10.0 g/dL for females .
* Subjects with a CK value of greater than the upper limit of normal that is not explainable by exercise and that does not come back to reference range upon retest.
* Any history of cancer or any active malignancy except for successfully treated basal cell carcinoma or squamous cell carcinoma.
* Subjects with reported history of, or current treatment for, GI disease such as diverticulitis, diverticulosis, irritable bowel diseases, ulcer, inflammatory bowel disease or history of conditions, such as abdominal gunshot wounds.
* Are an employee, family member, Sponsor, or student of the Investigator or of the clinical site.
* Clinical judgment by the investigator that the subject should not participate in the study.
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Study design
Purpose of the study
Other
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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
Open (masking not used)
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Who is / are masked / blinded?
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Intervention assignment
Crossover
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Other design features
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Phase
Phase 1
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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
11/01/2022
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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
24/04/2022
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Sample size
Target
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Accrual to date
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Final
18
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Recruitment in Australia
Recruitment state(s)
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Recruitment outside Australia
Country [1]
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New Zealand
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State/province [1]
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Christchurch
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Funding & Sponsors
Primary sponsor type
Commercial sector/industry
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Name
Scilex Pharmaceuticals, Inc.
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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 open-label, 3-period, 3-treatment, randomized study will characterize the pharmacokinetics and safety and tolerability of SP-104 under fasting and fed conditions as compared to the pharmacokinetics of Naltrexone Hydrochloride Tablets, USP, 50 mg in healthy adult subjects.
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Trial website
https://clinicaltrials.gov/study/NCT05002946
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Trial related presentations / publications
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Public notes
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Contacts
Principal investigator
Name
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Dmitri Lissin, MD
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Address
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Scilex Pharmaceuticals, Inc.
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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
Data sharing statement
Will individual participant data (IPD) for this trial be available (including data dictionaries)?
No
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No/undecided IPD sharing reason/comment
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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/NCT05002946