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Evaluation of the Safety and Immunogenicity of Autologous Thrombosomes® in Healthy Human Subjects; A Microdose Escalation Study (Cohorts 1 - 4) and Repeat Microdose Immunogenicity Study (Cohort 5)

Evaluation of the Safety and Immunogenicity of Autologous Thrombosomes® in Healthy Human Subjects; A Microdose Escalation Study (Cohorts 1 - 4) and Repeat Microdose Immunogenicity Study (Cohort 5)

Status
Completed
Phases
Early Phase 1
Study type
Interventional
Source
ClinicalTrials.gov
Registry ID
NCT02223117
Enrollment
15
Registered
2014-08-22
Start date
2014-09-30
Completion date
2016-07-21
Last updated
2017-12-13

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

Conditions

Healthy

Brief summary

This first-in-human exploratory IND, single-center study will assess the safety, toxicity, hematology, and immunogenicity of sub-therapeutic microdoses of autologous Thrombosomes® in healthy human subjects.

Interventions

BIOLOGICALThrombosomes

Freeze-dried platelets

BIOLOGICALPlacebo

Sponsors

Department of Health and Human Services
CollaboratorFED
Cellphire Therapeutics, Inc.
Lead SponsorINDUSTRY

Study design

Allocation
RANDOMIZED
Intervention model
SINGLE_GROUP
Primary purpose
TREATMENT
Masking
SINGLE (Subject)

Eligibility

Sex/Gender
ALL
Age
18 Years to 45 Years
Healthy volunteers
Yes

Inclusion criteria

1. Minimum weight 110 pounds (50 kg) 2. Age 18-45 years 3. Able and willing to provide informed consent 4. Has permanent address and phone/e-mail for contact and notification, and able to come to the research site for scheduled study visits for up to 60 days after their last study infusion 5. Understands, speaks and reads standard English language 6. Normal healthy subject able to pass the universal blood donor history questionnaire and screen

Exclusion criteria

1. Breast-feeding female 2. At any time, previously pregnant female 3. Participation in an experimental drug/device study within the past 30 days.

Design outcomes

Primary

MeasureTime frame
Number of Participants with Adverse Events as a Measure of Safety Evaluation60 days

Secondary

MeasureTime frame
Standard Hematology, Coagulation and Platelet Immunology Assessment60 Days

Countries

United States

Outcome results

None listed

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