Evaluating a new treatment for Rift Valley Fever

A Randomized, Double-blind, Placebo-controlled Study to Assess the Safety Tolerability and Pharmacokinetics of IDB-011 (IDB-774+IDB-898) in Healthy Adults

Phase 1 Interventional IDBiologics, Inc. · NCT06925919

This study is testing a new treatment for Rift Valley Fever in healthy adults to see if it's safe and how well it works.

Quick facts

PhasePhase 1
Study typeInterventional
Enrollment40 (estimated)
Ages18 Years to 64 Years
SexAll
SponsorIDBiologics, Inc. Industry-sponsored
Locations1 site (Cypress, California)
Trial IDNCT06925919 on ClinicalTrials.gov

What this trial studies

This Phase 1 clinical trial is designed to assess the safety, tolerability, pharmacokinetics, and immunogenicity of IDB-011, a new treatment for Rift Valley Fever, in healthy adult volunteers aged 18-64. Participants will receive either IDB-011 or a placebo through intramuscular injections in a randomized, double-blind manner. The study will involve sequential dosing cohorts, with volunteers monitored in a clinical research unit for up to four days and followed for a year. The trial aims to gather critical data on the treatment's effects and safety profile.

Who should consider this trial

Good fit: Ideal candidates are healthy adults aged 18-64 with a BMI between 18.0 and 30.0 who meet specific health criteria.

Not a fit: Patients with a known history of Rift Valley Fever infection or previous vaccination against it will not benefit from this study.

Why it matters

Potential benefit: If successful, this treatment could provide a new preventive option against Rift Valley Fever.

How similar studies have performed: While this approach is novel, similar studies targeting viral infections have shown promise in early phases.

Eligibility criteria

Show full inclusion / exclusion criteria
Inclusion Criteria:

* Healthy male or female
* Body mass index (BMI) within 18.0 kg/m2 to 30.0 kg/m\^2, inclusively
* Female participants must not be pregnant, breastfeeding or intend to become pregnant through 1 year post-administration
* Male subjects must agree to not cause pregnancy or donate sperm for 1 year post-administration
* Non-smoker
* Agree to abstain from alcohol for 72 hours and caffeine for 48 hours prior to administration and during the confinement period
* Agree to not donate blood or plasma during study participation
* Agree not to travel to Rift Valley fever virus (RVFV) endemic areas during participation

Exclusion Criteria:

* Known history of RVFV infection
* Previous receipt of RVFV vaccine
* Illness with fever within 5 days prior to administration
* History of malignancy within prior 5 years
* History of significant cardiovascular, pulmonary, gastrointestinal, liver, kidney, hematologic, neurological, psychiatric, endocrine, immunologic, dermatologic disease
* History of hypersensitivity reaction
* History or clinical evidence of alcohol abuse
* Human immunodeficiency virus (HIV) positive
* Hepatitis C virus positive
* Hepatitis B virus positive
* Received immunoglobulin or antibody product within 6 months of administration
* Vaccine within 28 days of administration
* Received investigational agent within 3 months or \< 5 half-lives (whichever is longer) prior to administration
* Donation of plasma, 1 unit or \> 500 mL blood donation in 56 days prior to administration

Where this trial is running

Cypress, California

Study contacts

How to participate

  1. Review the eligibility criteria above with your treating physician.
  2. Visit the official trial page on ClinicalTrials.gov for the most current contact information and recruitment status.
  3. Contact the listed study coordinator or principal investigator to request pre-screening. Pre-screening is free and never obligates you to enroll.
Conditions Rift Valley FeverHealthy volunteerRift Valley fever virus
Last reviewed 2026-06-13 by the Find a Trial editorial team. Information on this page is for educational purposes and is not medical advice. Always consult qualified healthcare professionals about clinical trial participation.