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Study to Evaluate Efficacy, Safety, and Tolerability of RGH-706 in Prader-Willi Syndrome

Phase 2
Completed
Conditions
Prader-Willi Syndrome
Interventions
Drug: Placebo
Registration Number
NCT05322096
Lead Sponsor
Gedeon Richter Plc.
Brief Summary

RGH-706 is a novel, potent, and orally active MCHR1 antagonist drug candidate discovered and being developed by Gedeon Richter Plc. for weight management.

This will be the first Phase 2, proof-of-concept study using RGH-706 and is the third study in the clinical development program for RGH-706. The aim of this study is to evaluate the efficacy, safety, and tolerability of RGH-706 in patients with Prader-Willi Syndrome (PWS).

Detailed Description

Not available

Recruitment & Eligibility

Status
COMPLETED
Sex
All
Target Recruitment
39
Inclusion Criteria
  • Male or female patients aged ≥17 years in USA at screening or aged ≥18 years in EU at screening
  • Genetically confirmed diagnosis of PWS
  • HQ-CT total score ≥14 at screening
  • Body weight ≥40 kg/88 lbs and ≤200 kg/450 lbs
  • Stable body weight
  • Negative pregnancy test for females of childbearing potential and nonlactating at screening.
  • Patients must be able to provide or have a parent or guardian who is able to provide written informed consent and/or assent (as applicable)
  • Patients must have at least 1 consistent and reliable primary caregiver
Exclusion Criteria
  • Severe psychiatric disorders (eg, schizophrenia, bipolar disorder, or major depressive disorder), recent (within 6 months)
  • Risk of suicide according to the investigator's judgment
  • Uncontrollable diabetes mellitus or diabetes mellitus requiring insulin administration
  • Poorly controlled hypothyroidism or hyperthyroidism
  • Chronic or acute liver disease
  • History of bariatric surgery procedure
  • Uncontrolled obstructive sleep apnea.
  • History of malignancy within 5 years of screening
  • Systolic blood pressure (BP) ≥160 mmHg and/or diastolic BP ≥100 mmHg, pulse rate ≥100/min at screening.
  • Use of weight-lowering pharmacotherapy within 6 months prior to screening.
  • Known QT prolongation
  • Clinically relevant laboratory abnormalities
  • Any other condition that, in the investigator's opinion, might indicate that the patient is unsuitable for the study

Study & Design

Study Type
INTERVENTIONAL
Study Design
PARALLEL
Arm && Interventions
GroupInterventionDescription
RGH-706RGH-706Dose A once daily for 6 weeks
PlaceboPlaceboPlacebo once daily for 6 weeks
Primary Outcome Measures
NameTimeMethod
There are no Primary Outcome MeasuresThere are no Primary Outcome Measures
Secondary Outcome Measures
NameTimeMethod

Trial Locations

Locations (23)

Ann & Robert H. Lurie Children's Hospital of Chicago

🇺🇸

Chicago, Illinois, United States

University Hospitals Cleveland Medical Center

🇺🇸

Cleveland, Ohio, United States

Maimonides Medical Center

🇺🇸

Brooklyn, New York, United States

Rady Children's Hospital-San Diego

🇺🇸

San Diego, California, United States

NYU Langone Hospital-Long Island

🇺🇸

Mineola, New York, United States

Morgan Stanley Children's Hospital of NewYork-Presbyterian

🇺🇸

New York, New York, United States

Centre Hospitalier Universitaire d'Angers

🇫🇷

Angers, France

Centre Hospitalier Lyon-Sud

🇫🇷

Pierre-Bénite, France

General University Hospital

🇨🇿

Prague, Czechia

Hôpital Larrey

🇫🇷

Toulouse, France

Istituto Giannina Gaslini

🇮🇹

Genova, Italy

Azienda Ospedaliero-Universitaria Careggi

🇮🇹

Firenze, Italy

Azienda Ospedaliera Universitaria "Federico II"

🇮🇹

Napoli, Italy

IRCCS Ospedale Pediatrico Bambino Gesù

🇮🇹

Roma, Italy

Fondazione Policlinico Universitario Agostino Gemelli

🇮🇹

Roma, Italy

Oasi Maria SS

🇮🇹

Troina, Italy

Hospital General Universitario Dr. Balmis

🇪🇸

Alicante, Spain

Hospital General Universitario Gregorio Maranon-Instituto Provincial de Psiquiatria y Salud Mental

🇪🇸

Madrid, Spain

Hospital Universitario Virgen de la Victoria

🇪🇸

Malaga, Spain

Hospital Regional Universitario de Málaga - Hospital General

🇪🇸

Málaga, Spain

Hospital Universitario Virgen del Rocío

🇪🇸

Sevilla, Spain

Parc Taulí Sabadell Hospital Universitari

🇪🇸

Sabadell, Spain

Hospital Universitario 12 de Octubre

🇪🇸

Madrid, Spain

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