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ATH-1105

Phase 1

Undisclosed | Small molecule | Other |LeonaBio, Inc.|Trials Updated: Jan 23, 2025

ATH-1105 development status

Highest phase Phase 1
Registered trials 1 across 1 sponsor since May 2024

Success Probability

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Market & Valuation

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Trial Design

RandomizedDouble-BlindPLACEBO_CONTROLLED
Total Trials1
Total Enrollment80

FDA Designations

No designations recorded

ATH-1105 clinical trials

ATH-1105 · 1 trial · 1 indication

Phase 1 1
NCT06432647A SAD and MAD Study of the Safety, Tolerability, and Pharmacokinetics of ATH-1105Healthy Volunteers
COMPLETED80 Analytics
PHASE1COMPLETED
A SAD and MAD Study of the Safety, Tolerability, and Pharmacokinetics of ATH-1105
Healthy VolunteersUnlock trial analytics

Study Endpoints

Primary Endpoints

Incidence of Treatment-Emergent Adverse Events
Part A: Up to 7 days post-dose, Part B: Up to 7 days post final dose on day 10

Safety and tolerability of single or multiple ascending doses of ATH-1105 as measured by incidence of AEs, determined by clinical laboratory tests, physical examinations, vital signs measurements, and 12-lead ECG

Severity of Treatment-Emergent Adverse Events
Part A: Up to 7 days post-dose, Part B: Up to 7 days post final dose on day 10

Treatment-emergent adverse events will be graded on a 1 through 5 scale, based on severity as determined by the principal investigator.

Secondary Endpoints

Area under the plasma concentration time curve (AUC)
Part A: Up to 48 hours post-dose, Part B: Up to 48 hours post final dose on Day 10
Maximum observed plasma concentration (Cmax)
Part A: Up to 48 hours post-dose, Part B: Up to 48 hours post final dose on Day 10
Time to maximum observed plasma concentration (Tmax)
Part A: Up to 48 hours post-dose, Part B: Up to 48 hours post final dose on Day 10
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Study Design & Arms

AllocationRANDOMIZED
MaskingQUADRUPLE
ModelSEQUENTIAL
PurposeOTHER

Treatment Arms

ArmTypeDescription
ATH-1105EXPERIMENTALPart A: ATH-1105 administered once as an oral solution. Part B: ATH-1105 administered once daily as an oral solution for 10 days.
PlaceboPLACEBO_COMPARATORPart A: Placebo administered once as an oral solution Part B: Placebo administered once daily as an oral solution

Interventions

NameTypeDescription
ATH-1105DRUGATH-1105 in oral form. Participants will be administered ATH-1105 once in Part A and once daily for 10 days in Part B.
PlaceboDRUGPlacebo in oral form. Participants will be administered Placebo once in Part A and once daily for 10 days in Part B.
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Eligibility Criteria

Age Range18 Years to 65 Years
SexALL
Healthy VolunteersYes
Study Sites1

Inclusion Criteria: * Body mass index between 18.0 and 32.0 kg/m2 inclusive. * In good health, determined by no clinically significant findings from medical history, 12-lead ECG, vital signs measurements, and clinical laboratory evaluations at screening and check-in or predose on Day 1 * Females wi...

Countries:United States
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Frequently asked questions about ATH-1105

What is ATH-1105?

ATH-1105 is an investigational small molecule developed by LeonaBio, Inc. It has been studied in a Phase 1 clinical trial in healthy adult volunteers in the United States. The specific disease or condition it is intended to treat has not been disclosed.

Who makes ATH-1105?

ATH-1105 is being developed by LeonaBio, Inc., which trades under the ticker LONA. LeonaBio sponsored the Phase 1 study of ATH-1105 conducted in the United States.

What phase is ATH-1105 in?

ATH-1105 is in Phase 1 clinical development. Its single Phase 1 trial, NCT06432647, has been completed. The program has not advanced beyond Phase 1 based on the available information, and no later-stage trials are listed.

What clinical trials is ATH-1105 in?

ATH-1105 has been evaluated in one clinical trial, NCT06432647, titled a single ascending dose and multiple ascending dose study of the safety, tolerability, and pharmacokinetics of ATH-1105. The Phase 1 trial enrolled 80 healthy volunteers in the United States and is completed.

Was the ATH-1105 trial randomized and placebo controlled?

Yes. The Phase 1 trial of ATH-1105, NCT06432647, was randomized, double blind, and placebo controlled. It enrolled 80 healthy adult volunteers of all sexes, aged 18 years and older, in the United States, and evaluated safety, tolerability, and pharmacokinetics.