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JST-018 combination of 3 monoclonal antibodies

Phase 1

Antiviral Drug | Monoclonal antibody | Infectious Disease |Evotec SE|Last Updated: Aug 5, 2026

Success Probability

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Market & Valuation

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Trial Design

RandomizedDouble-BlindPLACEBO_CONTROLLED
Total Trials1
Total Enrollment48

FDA Designations

No designations recorded

Clinical trial landscape

JST-018 combination of 3 monoclonal antibodies · 1 trial · 1 indication

Phase 1 1
NCT07595458Phase 1 Study on the Safety, Tolerability, and Pharmacokinetics of JST-018 in Healthy AdultsAntiviral Drug
RECRUITING48 Analytics
PHASE1RECRUITING
Phase 1 Study on the Safety, Tolerability, and Pharmacokinetics of JST-018 in Healthy Adults
Antiviral DrugUnlock trial analytics

Study Endpoints

Primary Endpoints

Safety and tolerability of of JST-018 administered intramuscularly (IM)
From injection to Day 7

Incidence of solicited local (injection site) and systemic AEs post-injection through Day 7 (with the inpatient and outpatient participant diaries being collected on Day 3 and Day 8, respectively)

Safety and tolerability of of JST-018 administered IM
From injection to final visit at Week 48

Incidence of unsolicited AEs through end of study (EOS)

Safety and tolerability of JST-018 administered as IM
From injection to final visit at Week 48

Incidence of Clinically Significant Changes in Vital Sign Measurements

Secondary Endpoints

Pharmacokinetic Cmax of JST-018
From enrollment to the end of study at 48 weeks
Pharmacokinetic Tmax of JST-018
Time Frame: From enrollment to the end of study at 48 weeks
Pharmacokinetic Tlast of JST-018
From enrollment to the end of study at 48 weeks
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Study Design & Arms

AllocationRANDOMIZED
MaskingQUADRUPLE
ModelPARALLEL
PurposePREVENTION

Treatment Arms

ArmTypeDescription
JST-018 Investigational ProductACTIVE_COMPARATOR -
JST-017 PlaceboPLACEBO_COMPARATOR -

Interventions

NameTypeDescription
JST-018 combination of 3 monoclonal antibodiesBIOLOGICALMonoclonal antibodies
PlaceboDRUGPlacebo Comparator
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Eligibility Criteria

Age Range18 Years to 55 Years
SexALL
Healthy VolunteersYes
Study Sites1

Inclusion Criteria: 1. Healthy men or women 18 to 55 years of age 2. BMI between 18 and 32 kg/m2 3. Negative serum pregnancy test 4. Use of highly effective birth control method(s) for a minimum of 60 days prior to consent and is willing to continue use for at least 12 months, or abstinence 5. In g...

Countries:United States
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Recent Changes (Last 90 Days)

LOWAug 5, 2026NCT07595458startDate: changed
LOWAug 3, 2026NCT07595458Status: NOT_YET_RECRUITING → RECRUITING
LOWAug 3, 2026NCT07595458Status: NOT_YET_RECRUITING → RECRUITING
LOWAug 3, 2026NCT07595458Status: NOT_YET_RECRUITING → RECRUITING

Frequently asked questions about JST-018 combination of 3 monoclonal antibodies

What is JST-018 used for?

JST-018 is an investigational antiviral drug being developed for the treatment of infectious diseases. It is a combination of 3 monoclonal antibodies and is currently in Phase 1 clinical development. The drug is being studied for its safety, tolerability, and pharmacokinetics in healthy adults.

What does JST-018 target?

JST-018 is a combination of 3 monoclonal antibodies designed to target viral pathogens. As an antiviral drug, it is intended to neutralize or inhibit viruses that cause infectious diseases. The specific molecular targets of the antibodies have not been disclosed.

Who makes JST-018?

JST-018 is being developed by Evotec SE, a biopharmaceutical company listed on the stock exchange under the ticker symbol EVO. The company is conducting a Phase 1 clinical trial to evaluate the drug's safety and tolerability in healthy volunteers.

What phase is JST-018 in?

JST-018 is currently in Phase 1 clinical development. It is an investigational drug and has not been approved by regulatory authorities. The ongoing Phase 1 trial is recruiting participants to assess the safety, tolerability, and pharmacokinetics of the drug.

What clinical trials is JST-018 in?

JST-018 is being evaluated in a Phase 1 clinical trial with the identifier NCT07595458. This randomized, double-blind, placebo-controlled study is recruiting 48 healthy adults in the United States. The trial aims to assess the safety, tolerability, and pharmacokinetics of JST-018.

Is JST-018 the same as other drugs?

JST-018 is a unique combination of 3 monoclonal antibodies and is not known to be the same as any other marketed drug. It is an investigational antiviral agent currently in early-stage clinical development, and no alternative names have been reported.