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TerminatedPhase 1

JSP191 (briquilimab) in Subjects with LR-MDS

Reason given: The study was terminated due to a lack of improvement in clinical efficacy outcomes.

Key facts

Where
Hollywood and Tampa, United StatesSee the 2 sites
Phase
Phase 1

Where in United States

  • Memorial Healthcare SystemHollywood, United StatesNo longer taking part
  • Moffitt Cancer CenterTampa, United StatesNo longer taking part

Trial details

Who runs it
Jasper Therapeutics, Inc.
Trial code
NCT05903274
Record updated
27 February 2025
Original description
A Phase 1 study in subjects with LR-MDS to assess the safety and tolerability of JSP191 as a second-line therapy.Read full original descriptionShow less

A Phase 1 Open-label, Dose-escalation, Safety, and Tolerability Study of JSP191 As a Second-line Therapy in Subjects with Lower-Risk Myelodysplastic Syndrome (LR-MDS)

A Phase 1 study in subjects with LR-MDS to assess the safety and tolerability of JSP191 as a second-line therapy.

Inclusion: Age ≥ 18 years; MDS with IPSS-R very low, low, or intermediate risk features; Symptomatic cytopenias; Women of childbearing potential (WOCBP) must agree to use an oral or implanted contraceptive, a double-barrier method of birth control, or an intrauterine device upon enrollment and through 3 months after receiving the last dose of JSP191; Women not of childbearing potential must be post-menopausal (no menstrual period for a minimum of 12 months) or surgically sterilized and have a negative serum pregnancy test upon study entry; Male subjects must be surgically sterile or willing to use contraception upon enrollment and through 3 months after receiving the last dose of JSP191; Must be willing and able to provide informed consent.

Exclusion: Prior allogeneic or autologous stem cell transplant; Any other medical condition that, in the opinion of the Investigator, could pose a significant safety risk to the subject or jeopardize the integrity of the study; Known history of human immunodeficiency virus (HIV) (no laboratory testing is required), or active infection with hepatitis B or hepatitis C; Anemia secondary to iron deficiency, vitamin B12 deficiency, or folate deficiency; Pregnant women or women who are nursing and do not wish to discontinue breastfeeding; Subjects who, in the opinion of the Investigator, may not be able to comply with the requirements of the study.

ClinicalTrials.gov NCT05903274