NCT04775615

Brief Summary

The study is being conducted to evaluate the safety, tolerability, pharmacokinetics and pharmacodynamics of multi-dose DDO-3055 tablets in healthy subjects for 7 days.

Trial Health

35
At Risk

Trial Health Score

Automated assessment based on enrollment pace, timeline, and geographic reach

Trial has exceeded expected completion date
Enrollment
36

participants targeted

Target at P50-P75 for phase_1

Timeline
Completed

Started Mar 2021

Shorter than P25 for phase_1

Status
unknown

Health score is calculated from publicly available data and should be used for screening purposes only.

Trial Relationships

Click on a node to explore related trials.

Study Timeline

Key milestones and dates

First Submitted

Initial submission to the registry

February 22, 2021

Completed
7 days until next milestone

First Posted

Study publicly available on registry

March 1, 2021

Completed
16 days until next milestone

Study Start

First participant enrolled

March 17, 2021

Completed
3 months until next milestone

Primary Completion

Last participant's last visit for primary outcome

May 31, 2021

Completed
1 day until next milestone

Study Completion

Last participant's last visit for all outcomes

June 1, 2021

Completed
Last Updated

March 1, 2021

Status Verified

February 1, 2021

Enrollment Period

3 months

First QC Date

February 22, 2021

Last Update Submit

February 25, 2021

Conditions

Outcome Measures

Primary Outcomes (1)

  • Number of Subjects with Adverse Events (AE)

    up to 14 days

Secondary Outcomes (10)

  • Area under the plasma concentration versus time curve (AUC) on Day 1 and Day 7

    Pre-dose and at 0.5, 1, 1.5, 2, 2.5, 3, 4, 6, 8, 12, 24 hours post-dose

  • Peak plasma concentration (Cmax) on Day 1 and Day 7

    Pre-dose and at 0.5, 1, 1.5, 2, 2.5, 3, 4, 6, 8, 12, 24 hours post-dose

  • Time to maximum plasma concentration (Tmax) on Day 1 and Day 7

    Pre-dose and at 0.5, 1, 1.5, 2, 2.5, 3, 4, 6, 8, 12, 24 hours post-dose

  • Change of endogenous erythropoietin from baseline :Day 1 and Day 7

    0, 24 hours post dose

  • Change of VEGF from baseline :Day 1 and Day 7

    0, 24 hours post dose

  • +5 more secondary outcomes

Study Arms (3)

Treatment group A

EXPERIMENTAL
Drug: DDO-3055 tablets;Placebo

Treatment group B

EXPERIMENTAL
Drug: DDO-3055 tablets;Placebo

Treatment group C

EXPERIMENTAL
Drug: DDO-3055 tablets;Placebo

Interventions

Low dose:DDO-3055 tablets for 7 days or Placebo for 7 days

Treatment group A

Eligibility Criteria

Age18 Years - 45 Years
Sexall
Healthy VolunteersNo
Age GroupsAdult (18-64)

You may qualify if:

  • Healthy volunteers aged 18-45 years;
  • Male weight≥50kg, female weight≥45kg, and 19kg/m2≤BMI≤26kg/m2;
  • Signed informed consent.

You may not qualify if:

  • Allergic constitution, suspected to be allergic to the study drug or any component in the study drug;
  • A value at screening is greater than the upper limit of reference range for the following clinical laboratory parameters: AST, ALT, Total bilirubin, direct bilirubin, indirect bilirubin ;
  • Subjects with a value at screening is greater than the upper limit of reference range for serum creatinine;
  • Subjects with a positive value of HBsAg、HCV-Ab、HIV-Ab、TPPA at screening;
  • Subjects with blood loss ≥400mL within 3 months before screening;
  • Subjects has participated in a clinical trial and has received an investigational product within 3 months prior to the first dosing day in the current study.
  • Participants who are unwilling to take contraception or male subjects who cannot guarantee not to donate sperm during the trial and within 30 days after the last dose; female subjects with fertility who did not use contraception for at least 14 days before dosing;
  • Patients who had a positive blood pregnancy test and were breastfeeding at the time of screening.
  • Smokers (average daily smoking 5 or more); Subjects who consumed more than 15 grams of alcohol per day within one week prior to the screening;
  • Drug abusers or drug urine screening positive;
  • The researchers judged that the subjects had medical conditions that affected the absorption, distribution, metabolism and excretion of drugs or reduced compliance.

Contact the study team to confirm eligibility.

Sponsors & Collaborators

Central Study Contacts

Study Design

Study Type
interventional
Phase
phase 1
Allocation
RANDOMIZED
Masking
QUADRUPLE
Who Masked
PARTICIPANT, CARE PROVIDER, INVESTIGATOR, OUTCOMES ASSESSOR
Purpose
TREATMENT
Intervention Model
SEQUENTIAL
Model Details: Multi-dose, dose escalation study in healthy subjects.
Sponsor Type
INDUSTRY
Responsible Party
SPONSOR

Study Record Dates

First Submitted

February 22, 2021

First Posted

March 1, 2021

Study Start

March 17, 2021

Primary Completion

May 31, 2021

Study Completion

June 1, 2021

Last Updated

March 1, 2021

Record last verified: 2021-02