RecruitingPhase 2NCT07157007

Early-stage Trial to Determine a Safe and Effective Dose for Ratutrelvir in Patients With Mild to Moderate COVID-19

A Multicenter, Open-Label, Randomized Phase 2a Study to Evaluate Safety and Efficacy of Ratutrelvir and Standard of Care in Non-hospitalized Symptomatic Adult Participants With Mild to Moderate COVID-19


Sponsor

Traws Pharma, Inc.

Enrollment

90 participants

Start Date

Sep 16, 2025

Study Type

INTERVENTIONAL

Conditions

Summary

This is an Early-stage Clinical Trial to Determine a Safe and Effective Dose for Ratutrelvir in Patients With Mild to Moderate COVID-19. It will also learn about the safety of drug Ratutrelvir. Participants will take a study drug as well as a standard therapy. A descriptive statistics will be used to present the study results.


Eligibility

Min Age: 18 Years

Inclusion Criteria3

  • Confirmed SARS-CoV-2 infection for 120 h prior to randomization.
  • Initial onset of signs/symptoms attributable to COVID-19 within 5 days prior to randomization.
  • At least one of the symptoms attributable to COVID-19 present within 24 hours prior to the Day 1 with the severity score of 1 or higher according to the following scoring system for the assessment of severity of:

Exclusion Criteria11

  • Medical Conditions:
  • History, current need for hospitalization or anticipated need for hospitalization for the medical treatment of COVID-19.
  • Urgent or expected need for nasal high-flow oxygen therapy or positive pressure ventilation, invasive mechanical ventilation or ECMO.
  • Known medical history of active liver disease .
  • Receiving dialysis or history of moderate to severe renal impairment.
  • Compromised immune system.
  • Acute episode of chronic respiratory diseases, including bronchial asthma, chronic obstructive pulmonary disease within 30 days before screening.
  • Suspected or confirmed concurrent active systemic infection..
  • Prior/Concomitant Therapy:
  • Has received or is expected to receive any dose of a SARS-CoV-2 vaccine within 4 months of screening and during the participation in the study.
  • Concomitant use of any medications or substances that are strong inducers of CYP3A4

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Interventions

DRUGRatutrelvir (83-0060) non-randomised

83-0060, a covalent inhibitor of the SARS-CoV-2 main protease (Mpro; 3CL)

DRUGPaxlovid

Paxlovid (Nirmatrelvir+ Ritonavir , boosted 3CL-protease inhibitor)

DRUGRatutrelvir (83-0060)

83-0060, a covalent inhibitor of the SARS-CoV-2 main protease (Mpro; 3CL)


Locations(15)

Novatrial

Charlestown, New South Wales, Australia

Key Health

Sydney, New South Wales, Australia

Momentum Clinical Research Taringa

Brisbane, Queensland, Australia

Paratus Clinical(Clinical Trials Institute, Torquay)

Torquay, Victoria, Australia

Chonnam National University Hospital

Gwangju, Donggu, South Korea

The Catholic University of Korea, Eunpyeong St. Mary's Hospital

Seoul, Eunpyeong-gu, South Korea

Wonju Severance Christian Hospital

Wŏnju, Gangwon-do, South Korea

Inha University Hospital

Incheon, Jung-gu, South Korea

Hallym University Sacred Heart Hospital Gangnam

Seoul, Seoul, South Korea

Kaohsiung Medical University Hospital

Kaohsiung City, Kaohsiung, Taiwan

Taichung Veterans General Hospital

Taichung, Taichung, Taiwan

Taipei Medical University Hospital

Taipei, Taipei, Taiwan

Taoyuan General Hospital

Taoyuan, Taoyuan, Taiwan

Chang Gung Memorial Hospital, Linkou Branch

Taoyuan, Taoyuan, Taiwan

Research Institute of Virology

Tashkent, Tashkent, Uzbekistan

View Full Details on ClinicalTrials.gov

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NCT07157007


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