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TUL108

Phase 1

Complicated Urinary Tract Infections(cUTI) | Small molecule | Nephrology |United Therapeutics Corporation|Last Updated: Jul 22, 2026

Success Probability

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Market & Valuation

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Trial Design

RandomizedDouble-BlindPLACEBO_CONTROLLED
Total Trials1
Total Enrollment72

FDA Designations

No designations recorded

Clinical trial landscape

TUL108 · 1 trial · 1 indication

Phase 1 1
NCT07719257Evaluation of the Safety, Tolerability and Pharmacokinetics of TUL108 for Injection in Healthy Participants (SAD/ MAD)Complicated Urinary Tract Infections(cUTI)
NOT YET_RECRUITING72 Analytics
PHASE1NOT YET_RECRUITING
Evaluation of the Safety, Tolerability and Pharmacokinetics of TUL108 for Injection in Healthy Participants (SAD/ MAD)
Complicated Urinary Tract Infections(cUTI)Unlock trial analytics

Study Endpoints

Primary Endpoints

Part 1: Incidence of adverse events (AEs), serious adverse events (SAEs) etc.
Day 1 to Day 4
Part 2: Incidence of adverse events (AEs), serious adverse events (SAEs) etc.
Day 1 to Day 11
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Study Design & Arms

AllocationRANDOMIZED
MaskingDOUBLE
ModelPARALLEL
PurposeTREATMENT

Treatment Arms

ArmTypeDescription
Part1: TUL108EXPERIMENTALA single ascending dose (SAD) of intravenous (IV) TUL108 (50mg\~1500mg)
Part1: PlaceboPLACEBO_COMPARATORPlacebo
Part2: TUL108EXPERIMENTALA multiple ascending dose (MAD) of intravenous (IV) TUL108 (125 mg\~500mg q8h)
Part2: PlaceboPLACEBO_COMPARATORPlacebo

Interventions

NameTypeDescription
TUL108DRUG50 mg、125 mg、250 mg、500 mg、1000 mg、1500 mg
PlaceboDRUG0.9% Sodium Chloride Injection
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Eligibility Criteria

Age Range18 Years to 45 Years
SexALL
Healthy VolunteersYes
Study Sites1

Inclusion Criteria: 1. Participants must sign the informed consent form prior to the study, fully understand the study, procedures, and potential adverse reactions, and be voluntary participate in and able to complete the study as required by the protocol. 2. Male or female participants aged 18-45 ...

Countries:China
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Frequently asked questions about TUL108

What is TUL108 used for?

TUL108 is an investigational small molecule being developed for the treatment of complicated urinary tract infections (cUTI). It is currently in Phase 1 clinical development and has not been approved by regulatory authorities. The drug is being studied for its safety, tolerability, and pharmacokinetics in healthy participants.

What does TUL108 target?

The molecular target of TUL108 has not been disclosed. As a small molecule intended for complicated urinary tract infections, its specific mechanism of action is not publicly detailed in the available information. The drug is currently being evaluated in early-stage clinical trials to assess its safety and pharmacokinetic profile.

Who makes TUL108?

TUL108 is being developed by United Therapeutics Corporation, a publicly traded biopharmaceutical company listed on NASDAQ under the ticker symbol UTHR. The company is conducting a Phase 1 clinical trial of TUL108 for complicated urinary tract infections in healthy volunteers.

What phase is TUL108 in?

TUL108 is in Phase 1 clinical development. It is an investigational drug and has not received FDA approval. The ongoing Phase 1 trial is designed to evaluate the safety, tolerability, and pharmacokinetics of TUL108 for injection in healthy participants, with a planned enrollment of 72 subjects.

What clinical trials is TUL108 in?

TUL108 is being studied in a single Phase 1 clinical trial registered as NCT07719257, titled 'Evaluation of the Safety, Tolerability and Pharmacokinetics of TUL108 for Injection in Healthy Participants (SAD/MAD)'. This randomized, double-blind, placebo-controlled trial is not yet recruiting and is being conducted in China.

Is TUL108 the same as any other drug?

No alternative names for TUL108 have been reported. The drug is identified solely by its code name TUL108 in clinical trial registrations and development documentation. It is a distinct investigational compound being developed by United Therapeutics Corporation for complicated urinary tract infections.