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Study of the Safety and Efficacy of STI-5656 (Abivertinib Maleate) in Subjects Hospitalized Due to COVID-19

A Phase 2, Randomized, Double-Blind, Placebo-controlled Study of the Safety and Efficacy of STI-5656 (Abivertinib Maleate) in Subjects Hospitalized Due to COVID-19

Status
Completed
Phases
Phase 2
Study type
Interventional
Source
ClinicalTrials.gov
Registry ID
NCT04528667
Enrollment
396
Registered
2020-08-27
Start date
2021-01-06
Completion date
2021-10-07
Last updated
2021-11-03

For informational purposes only — not medical advice. Sourced from public registries and may not reflect the latest updates. Terms

Conditions

Covid19

Keywords

covid-19

Brief summary

A phase 2, placebo-controlled study of the safety and efficacy of STI-5656 (Abivertinib Maleate) in subjects hospitalized due to COVID-19

Detailed description

This is a phase 2, randomized, double-blind, placebo-controlled study of the safety and efficacy of STI-5656 (Abivertinib Maleate) in subjects hospitalized due to COVID-19 in Brazil. Subjects are randomized 3:1 STI-5656 to placebo. Subjects receive either 100 mg of STI-5656 or placebo daily for 7 days. Standard of care will be maintained for all subjects throughout the study.

Interventions

DRUGSTI-5656

STI-5656 (abivertinib maleate) is a third-generation EGFR tyrosine kinase inhibitor and BTK Inhibitor.

DRUGPlacebo

Placebo capsules

Sponsors

Sorrento Therapeutics, Inc.
Lead SponsorINDUSTRY

Study design

Allocation
RANDOMIZED
Intervention model
PARALLEL
Primary purpose
TREATMENT
Masking
DOUBLE (Subject, Investigator)

Eligibility

Sex/Gender
ALL
Age
18 Years to No maximum
Healthy volunteers
No

Inclusion criteria

* Confirmed positive for COVID-19 by RT-PCR assay or equivalent * Subject or family member/caregiver must have provided written informed consent which includes signing the institutional review board (IRB) or independent ethics committee (IEC) approved consent form prior to participating in any study related activity. However, if obtaining written informed consent is not possible, other procedures as provided in the March 27, 2020 (Updated on July 2, 2020) FDA Guidance on Conduct of Clinical Trials of Medical Products during COVID-19 Pandemic, Question 10, may be used * Able to swallow capsules * Willing to follow contraception guidelines

Exclusion criteria

* Pregnant or breast feeding * Suspected uncontrolled active bacterial, fungal, viral, or other infection other than COVID-19 * Treatment with a strong cytochrome p450 3A4 inhibitor or inducer within 7 days prior to Day 1 * Received anti-rejection or immunomodulatory drugs within 14 days prior to Day 1 * Concurrent participation in another clinical trial involving therapeutic interventions (observation studies are acceptable) * Any condition that confounds the ability to interpret data from the study * Any significant medical condition, laboratory abnormality, or psychiatric illness that would interfere with or prevent the subject from participating in the study

Design outcomes

Primary

MeasureTime frameDescription
Proportion of subjects discharged from hospitalRandomization through Day 29Proportion of subjects whoa re alive and discharged from the hospital by Day 29

Secondary

MeasureTime frameDescription
Time to hospital admission, treatment, and dischargeRandomization through study completion through Day 36Time from onset of COVID-19 symptoms to hospital admission, time from hospitalization to start of treatment (D1), and time from D1 to hospital discharge
Number of days hospitalizedRandomization to Day 36Number of days hospitalized from randomization through Day 36
Change in clinical status as assessed using a 0-8 ordinal scaleRandomization to Day 3, Day 10, and Day 36Change in clinical status as assessed using a 0-8 ordinal scale, where a lower score equals better outcome, at Days 3, 10, and 36
Change in RT-PCR test resultsRandomization to Day 3, Day 10, and Day 36Change in RT-PCR test results (or equivalent) at Days 3, 10, and 36
Change in C-reactive protein levelsRandomization to Day 3 and Day 10Change in C-reactive protein (CRP) levels at Day 3 and Day 10
Incidence of adverse events (safety)Randomization through study completion through Day 36Types, frequencies, and severities of adverse events and their relationships to STI-5656, including serious adverse events
Cmax of STI-5656 (PK)Randomization through Day 8Maximum observed serum concentration (Cmax) of STI-5656
t½ of STI-5656 (PK)Randomization through Day 8Apparent serum terminal elimination half life (t½) of STI-5656
Change in cytokine levelsRandomization to Day 3 and Day 10Change in cytokine levels (including IL-6, TNF-a, IFNγ, IL1β) at Day 3 and Day 10
Tmax of STI-5656 (PK)Randomization through Day 8Time to Cmax (Tmax) of STI-5656
AUC of STI-5656 (PK)Randomization through Day 8Area under the serum concentration-time curve (AUC) of STI-5656

Countries

Brazil

Outcome results

None listed

Source: ClinicalTrials.gov · Data processed: Feb 4, 2026