38 Participants NeededMy employer runs this trial

MZE782 for PKU

(CIPheR Trial)

Recruiting at 5 trial locations
MT
Overseen ByMaze Therapeutics
Age: 18+
Sex: Any
Trial Phase: Phase 2
Sponsor: Maze Therapeutics
Prior Safety DataThis treatment has passed at least one previous human trial

What You Need to Know Before You Apply

What is the purpose of this trial?

This trial explores the safety and effectiveness of a new treatment called MZE782 for adults with Phenylketonuria (PKU), a condition where the body cannot properly break down a part of protein. Participants will receive either a high or low dose of MZE782 or a placebo (a treatment with no active medicine) to compare results. Adults with PKU who can maintain their current diet might be suitable for this study. As a Phase 2 trial, this research focuses on measuring the treatment's effectiveness in an initial, smaller group, offering participants a chance to contribute to important advancements in PKU treatment.

Will I have to stop taking my current medications?

For some study groups, you may need to stop certain PKU medications before starting the study treatment. The protocol does not specify which medications, so it's best to discuss this with the study team.

Is there any evidence suggesting that MZE782 is likely to be safe for humans?

Research has shown that MZE782 is safe to use. In earlier studies, participants tolerated the treatment well at all tested doses. No serious side effects occurred, and minor side effects did not worsen with higher doses. These findings suggest that MZE782 is safe for humans and can be further tested for treating phenylketonuria (PKU).12345

Why do researchers think this study treatment might be promising?

MZE782 is unique because it targets phenylketonuria (PKU) with a novel approach. Unlike standard treatments that often focus on dietary management and enzyme replacement, MZE782 may offer a different mechanism of action by potentially modulating the metabolic pathway directly involved in PKU. Researchers are excited about this treatment because it could simplify management for patients, offering a promising alternative that might improve quality of life and reduce the burden of strict dietary restrictions.

What evidence suggests that MZE782 might be an effective treatment for PKU?

Research has shown that MZE782 may help treat Phenylketonuria (PKU), a genetic disorder affecting the body's ability to process certain substances. In earlier studies, patients tolerated MZE782 well, experiencing no serious side effects. The treatment increased the body's ability to eliminate phenylalanine—an amino acid that people with PKU struggle to break down—up to 68 times more than usual. This suggests that MZE782 could help lower phenylalanine levels, which is crucial for managing PKU. Although further research is necessary, these early results offer promise for those considering this treatment.24567

Who Is on the Research Team?

MD

Medical Director

Principal Investigator

Maze Therapeutics

Are You a Good Fit for This Trial?

This trial is for adults diagnosed with Phenylketonuria (PKU), including those with tetrahydrobiopterin deficiency. Participants must meet specific health requirements set by the study, but detailed inclusion and exclusion criteria are not provided here.

Inclusion Criteria

Willing and able to keep diet and protein intake consistent during the study
Meets minimum blood phenylalanine level requirements for study group
I have been diagnosed with PKU.
See 3 more

Exclusion Criteria

Is pregnant, breastfeeding, or planning to become pregnant or conceive a child during the study or within 90 days after the last dose
Medical conditions or abnormal test results that could make participation unsafe or make it difficult to complete study procedures or interpret study results
I have recently taken part in another experimental drug study.
See 1 more

Timeline for a Trial Participant

Screening

Participants are screened for eligibility to participate in the trial

2-4 weeks

Treatment

Participants receive MZE782 or placebo to evaluate safety, tolerability, and efficacy

8-12 weeks

Follow-up

Participants are monitored for safety and effectiveness after treatment

4 weeks

What Are the Treatments Tested in This Trial?

Interventions

  • MZE782

Trial Overview

The study is testing a new drug called MZE782 compared to a placebo in adults with PKU. The goal is to see if MZE782 is safe, well-tolerated, and effective at treating PKU symptoms.

How Is the Trial Designed?

6

Treatment groups

Experimental Treatment

Placebo Group

Group I: MZE782 Low Dose (Cohort 1A)Experimental Treatment1 Intervention
Group II: MZE782 High Dose (Cohort 2)Experimental Treatment1 Intervention
Group III: MZE782 High Dose (Cohort 1B)Experimental Treatment1 Intervention
Group IV: Placebo (Cohort 1A)Placebo Group1 Intervention
Group V: Placebo (Cohort 2)Placebo Group1 Intervention
Group VI: Placebo (Cohort 1B)Placebo Group1 Intervention

Find a Clinic Near You

Who Is Running the Clinical Trial?

Maze Therapeutics

Lead Sponsor

Trials
2
Recruited
180+

Citations

Maze reports Phase I trial results for PKU and CKD treatment

Results were positive, with MZE782 showing good tolerance across all dosage levels. It exhibited a consistent absorption pattern, reaching a ...

NCT07694440 | A Study of MZE782 in Adults With PKU

The purpose of this study is to evaluate the safety, tolerability, and efficacy of MZE782 in adults with Phenylketonuria (PKU).

Maze Therapeutics to Present Additional Data Highlighting ...

MZE782 demonstrated an excellent safety profile, sustained urinary neutral amino acid excretion as well as potential to improve kidney ...

MZE782 Phase 1 Healthy Volunteer Trial Results ...

Phe increase reinforces MZE782 potential in all PKU patients, including classic PKU not responsive to PAH activators

Maze's MZE782 Shows Positive Results for PKU, CKD in ...

24-hour urinary phenylalanine excretion up to 39-fold ・ increased 55-fold and 68-fold ・ achieving steady state by Day 3.

Maze Therapeutics

MZE782 demonstrated an excellent safety profile, sustained urinary neutral amino acid excretion as well as potential to improve kidney ...

A Phase 2 Study of MZE782 in Adults With PKU

The purpose of this study is to evaluate the safety, tolerability, and efficacy of MZE782 in adults with Phenylketonuria (PKU).