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Clinical Trials/NCT06361212
NCT06361212
Completed
Phase 1

A Single-center, Randomized, Double-blind, Placebo-controlled Phase Ib Clinical Study to Evaluate the Tolerability, Pharmacokinetics and Pharmacodynamics of Ethoximod in Healthy Subjects.

Longevity Inc.1 site in 1 country65 target enrollmentSeptember 1, 2022
ConditionsPsoriasis
InterventionsEthoximod

Overview

Phase
Phase 1
Intervention
Ethoximod
Conditions
Psoriasis
Sponsor
Longevity Inc.
Enrollment
65
Locations
1
Primary Endpoint
Peak plasma concentration (Cmax)
Status
Completed
Last Updated
2 years ago

Overview

Brief Summary

The goal of this clinical trial is to evaluate the tolerability, pharmacokinetics and pharmacodynamics of Ethoximod in healthy subjects. The main questions it arms to answer are:

  1. to evaluate the safety and tolerance of Ethoximod in healthy subjects after single or repeated doses.
  2. to assess the pharmacokinetics and pharmacodynamics of Ethoximod in healthy subjects after single or repeated doses.
  3. to evaluate of the effect of food on the pharmacokinetics of Ethoximod in healthy subjects Participants will receive test tablets or placebo at the indicated date and collect blood samples.
Registry
clinicaltrials.gov
Start Date
September 1, 2022
End Date
January 12, 2024
Last Updated
2 years ago
Study Type
Interventional
Study Design
Parallel
Sex
All

Investigators

Sponsor
Longevity Inc.
Responsible Party
Sponsor

Eligibility Criteria

Inclusion Criteria

  • Before the test, sign an informed consent form and fully understand the written test content, process and possible adverse reactions.
  • Complete research in accordance with the requirements of the trial plan.
  • Subjects (including partners) are willing to have no pregnancy plans in the next 6 months and voluntarily take effective contraceptive measures.
  • Male and female subjects aged 18 to 50 years old (including 18 and 50 years old).
  • Male subjects must weigh no less than 50 kg, and female subjects must weigh no less than 45 kg. Body mass index (BMI) = weight (kg)/height 2 (m2), body mass index is in the range of 18\~28kg/m2 (including the critical value).
  • Health status: No clinically significant history of heart, liver, kidney, digestive tract, nervous system, respiratory system (such as asthma, exercise-induced asthma, chronic obstructive pulmonary disease), mental disorder, metabolic abnormality, etc.
  • Normal physical examination and vital signs or abnormal without clinical significance.

Exclusion Criteria

  • Those who smoked more than 5 cigarettes per day in the 3 months before the test.
  • Have a history of allergy to the trial drug or its excipients, or allergic constitution (allergy to multiple drugs and food).
  • Have a history of drug and/or alcohol abuse (14 units of alcohol per week: 1 unit = 285 mL of beer, or 25 mL of spirits, or 100 mL of wine).
  • Blood donation or significant blood loss (\>450 mL) within three months before screening.
  • Taking any drugs that alter liver enzyme activity 28 days before screening.
  • Take any prescription drugs, over-the-counter drugs, any vitamin products or herbal medicines within 14 days before screening.
  • Those who have taken special diets (including dragon fruit, mango, grapefruit, etc.) or engaged in strenuous exercise within 2 weeks before screening, or other factors that affect drug absorption, distribution, metabolism, excretion, etc.
  • Recent significant changes in eating or exercise habits.
  • Participated in a drug clinical trial within three months before taking the study drug.
  • Have a history of dysphagia or any gastrointestinal disease that affects drug absorption.

Arms & Interventions

Placebo

Placebo Tablet

Intervention: Ethoximod

test drug

Ethoximod Tablet, 5mg and 10mg

Intervention: Ethoximod

Outcomes

Primary Outcomes

Peak plasma concentration (Cmax)

Time Frame: Up to 64 days

Time to peak plasma concentration (Tmax)

Time Frame: Up to 64 days

Number of adverse events and number of participants with adverse events

Time Frame: Up to 64 days

Half-life (t1/2)

Time Frame: Up to 64 days

The lowest plasma concentration (Cmin)

Time Frame: Up to 64 days

Secondary Outcomes

  • Lymphocyte count(Up to 64 days)
  • Percentage of CD3+CD4+ and CD3+CD8+ T cells(Up to 64 days)

Study Sites (1)

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