A Study of QLS1128 and in Combination With Ritonavir in Healthy Participants

NCT ID: NCT05458076

Last Updated: 2022-07-14

Study Results

Results pending

The study team has not published outcome measurements, participant flow, or safety data for this trial yet. Check back later for updates.

Basic Information

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Recruitment Status

UNKNOWN

Clinical Phase

PHASE1

Total Enrollment

86 participants

Study Classification

INTERVENTIONAL

Study Start Date

2022-07-03

Study Completion Date

2022-09-06

Brief Summary

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A study to evaluate safety, tolerability and pharmacokinetics of QLS1128 sustained-release tablets and in combination with ritonavir tablets in healthy participants

Detailed Description

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Conditions

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COVID-19

Study Design

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Allocation Method

RANDOMIZED

Intervention Model

PARALLEL

Primary Study Purpose

TREATMENT

Blinding Strategy

QUADRUPLE

Participants Caregivers Investigators Outcome Assessors

Study Groups

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QLS1128 A-Dose 1~5

single dose

Group Type EXPERIMENTAL

QLS1128 A-Dose 1~5 and Ritonavir

Intervention Type DRUG

Cohort 1:

QLS1128 A-Dose 1 or Placebo

Cohort 2:

Period 1: QLS1128 A-Dose 2 or Placebo, on day 1. Period 2:QLS1128 A-Dose 2 or Placebo with high fat meal on day 5. Period 3:QLS1128 A-Dose 2 or Placebo plus Ritonavir on day 9

Cohort 3:

QLS1128 A-Dose 3 or Placebo

Cohort 4:

QLS1128 A-Dose 4 or Placebo

Cohort 5:

QLS1128 A-Dose 5 or Placebo

QLS1128 C-Dose 1~3

Twice daily for 7 days

Group Type EXPERIMENTAL

QLS1128 C-Dose 1~3 and Ritonavir

Intervention Type DRUG

Cohort 6:

Period 1: QLS1128 C-Dose 1 or Placebo, twice daily for 7 days. Period 2:QLS1128 C-Dose 1 or Placebo plus Ritonavir , twice daily for 7 days

Cohort 7:

Period 1: QLS1128 C-Dose 2 or Placebo, twice daily for 7 days. Period 2:QLS1128 C-Dose 2 or Placebo plus Ritonavir , twice daily for 7 days

Cohort 8:

Period 1: QLS1128 C-Dose 3 or Placebo, twice daily for 7 days. Period 2:QLS1128 C-Dose 3 or Placebo plus Ritonavir , twice daily for 7 days

QLS1128 D-Dose 1

fasting,high fat meal

Group Type EXPERIMENTAL

QLS1128 D-Dose 1 and Ritonavir

Intervention Type DRUG

Cohort 9:

Group A:QLS1128 D-Dose 1 plus Ritonavir under fasting condition, on day 1. QLS1128 D-Dose 1 plus Ritonavir under fatty food condition, on day 5

Group B: QLS1128 D-Dose 1 plus Ritonavir under fatty food condition , on day 1. QLS1128 D-Dose 1 plus Ritonavir under fasting condition, on day 5

Interventions

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QLS1128 A-Dose 1~5 and Ritonavir

Cohort 1:

QLS1128 A-Dose 1 or Placebo

Cohort 2:

Period 1: QLS1128 A-Dose 2 or Placebo, on day 1. Period 2:QLS1128 A-Dose 2 or Placebo with high fat meal on day 5. Period 3:QLS1128 A-Dose 2 or Placebo plus Ritonavir on day 9

Cohort 3:

QLS1128 A-Dose 3 or Placebo

Cohort 4:

QLS1128 A-Dose 4 or Placebo

Cohort 5:

QLS1128 A-Dose 5 or Placebo

Intervention Type DRUG

QLS1128 C-Dose 1~3 and Ritonavir

Cohort 6:

Period 1: QLS1128 C-Dose 1 or Placebo, twice daily for 7 days. Period 2:QLS1128 C-Dose 1 or Placebo plus Ritonavir , twice daily for 7 days

Cohort 7:

Period 1: QLS1128 C-Dose 2 or Placebo, twice daily for 7 days. Period 2:QLS1128 C-Dose 2 or Placebo plus Ritonavir , twice daily for 7 days

Cohort 8:

Period 1: QLS1128 C-Dose 3 or Placebo, twice daily for 7 days. Period 2:QLS1128 C-Dose 3 or Placebo plus Ritonavir , twice daily for 7 days

Intervention Type DRUG

QLS1128 D-Dose 1 and Ritonavir

Cohort 9:

Group A:QLS1128 D-Dose 1 plus Ritonavir under fasting condition, on day 1. QLS1128 D-Dose 1 plus Ritonavir under fatty food condition, on day 5

Group B: QLS1128 D-Dose 1 plus Ritonavir under fatty food condition , on day 1. QLS1128 D-Dose 1 plus Ritonavir under fasting condition, on day 5

Intervention Type DRUG

Eligibility Criteria

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Inclusion Criteria

* Healthy male or female subjects between ages of 18-45 years.
* Male subjects' weight ≥ 50 kg, female subjects' weight ≥ 45 kg; body mass index ≥ 19 kg/m2 and ≤ 27 kg/m2.
* Female participants of child-bearing potential/ Male subjects had fertile female partners must agree to use effective contraception from screening until 30 days after last dose.

Exclusion Criteria

* Participant who have a past history of COVID-19 infection or are currently showing symptoms of COVID-19 infection.
* Participant who have been treated with any SARS-COV-2 neutralizing antibody or participated in clinical trials related to SARS-COV-2 (e.g., SARS-COV-2 neutralizing antibody, oral drug clinical trials, etc.).
* Participant who tested positive for SARS-COV-2 nucleic acid during the screening period, or who were positive for COVID-19 antibody if not vaccinated against COVID-19.
* Participant who have a clear history of allergy to drugs, food or pollen, or are allergic to ritonavir tablets and QLS1128 sustained-release tablets.
* Any clinical serious disease of cardiovascular, endocrine, neurological, digestive, respiratory, hematological, metabolic, psychiatric or other systems determined by the investigator may interfere with the results of this clinical trial.
Minimum Eligible Age

18 Years

Maximum Eligible Age

45 Years

Eligible Sex

ALL

Accepts Healthy Volunteers

Yes

Sponsors

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Qilu Pharmaceutical Co., Ltd.

INDUSTRY

Sponsor Role lead

Responsible Party

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Responsibility Role SPONSOR

Principal Investigators

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yunfei ju, M.D.

Role: STUDY_DIRECTOR

Qilu Pharmaceutical Co., Ltd.

Locations

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Qilu Pharmaceutical Co., Ltd.

Jinan, Shandong, China

Site Status RECRUITING

Countries

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China

Central Contacts

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yunfei ju, M.D.

Role: CONTACT

15053185458

Facility Contacts

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yunfei ju, M.D.

Role: primary

15053185458

Other Identifiers

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QLS1128-101

Identifier Type: -

Identifier Source: org_study_id

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