Co-administration of Tesofensine/Metoprolol in Subjects With Prader-Willi Syndrome (PWS) (2016-003694-18)
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ClinicalTrials.gov Identifier: NCT03149445 |
Recruitment Status :
Completed
First Posted : May 11, 2017
Last Update Posted : April 22, 2020
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Condition or disease | Intervention/treatment | Phase |
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Confirmed Genetic Diagnosis of Prader-Willi Syndrome | Drug: Tesofensine/Metoprolol Drug: Placebos | Phase 2 |
Two-centre, double-blind, placebo-controlled, randomized, and multiple-dose clinical study. Study medication will be administered for 91 days. The study will be conducted in two steps:
- Step 1 - 10-15 adult subjects with PWS will be treated.
- DSMB review and SUKL review - following the completion of the treatment of the adult subjects, unblinded efficacy, safety, PK data as well as all data from the study in subjects with type 2 diabetes (TM001) will be reviewed by an independent Data Safety Monitoring Board (DSMB) and State Institute for Drug Control (SUKL). Following the SUKL's approval the study will proceed to:
- Step 2 - 10-15 children with PWS.
Study Type : | Interventional (Clinical Trial) |
Actual Enrollment : | 18 participants |
Allocation: | Randomized |
Intervention Model: | Parallel Assignment |
Intervention Model Description: | Two-centre, double-blind, placebo-controlled, randomized, and multiple-dose clinical study. |
Masking: | Quadruple (Participant, Care Provider, Investigator, Outcomes Assessor) |
Masking Description: | double-blind |
Primary Purpose: | Treatment |
Official Title: | A Double-blind, Randomized, Placebo-controlled, Multiple-dose, Multi-centre Safety and Efficacy Study of Co-administration of Tesofensine/Metoprolol in Subjects With Prader-Willi Syndrome (PWS) |
Actual Study Start Date : | March 30, 2017 |
Actual Primary Completion Date : | January 4, 2019 |
Actual Study Completion Date : | June 17, 2019 |

Arm | Intervention/treatment |
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Experimental: Tesofensine/Metoprolol
Tesofensine + metoprolol administered once a day, in the morning with a meal
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Drug: Tesofensine/Metoprolol
Study medication will be administered for 91 days.
Other Names:
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Placebo Comparator: Tesofensine/Metoprolol placebo
Placebo tablets matching tesofensine + metoprolol administered once a day, in the morning with meal
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Drug: Placebos
Study medication will be administered for 91 days.
Other Name: Placebo |
- Change from baseline on body weight in subjects with PWS [ Time Frame: 0-91 days ]To examine the effect of co-administration of tesofensine/metoprolol on body weight in subjects with PWS

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Ages Eligible for Study: | 18 Years to 30 Years (Adult) |
Sexes Eligible for Study: | All |
Accepts Healthy Volunteers: | No |
Inclusion Criteria:
- Males and females
- Confirmed genetic diagnosis of Prader-Willi syndrome
- Age: Step 1: Adults aged 18-30 b. Step 2: Children aged 12-17
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BMI:
- Step 1: Adults with ≥25 kg/m2
- Step 2: Children with a BMI >85th percentile for the same age and sex
- Normal BP or well managed hypertension (only if dose of BP medication(s) has been stable for >2 months)
- Normal lipid profile or well managed dyslipidemia (only if dose of lipid-lowering medication(s) has been stable for >2 months)
- On stable dose of growth hormone >2 months
Exclusion Criteria:
- Hypersensitivity to tesofensine/metoprolol
- Type 1 diabetes
- Heart failure NYHA level II or greater, decompensated heart failure
- Previous myocardial infarction or stroke
- Diagnosis of schizophrenia, bipolar disorder, personality disorder or other DSM-III disorders, which in the investigator's opinion will interfere significantly with study compliance

To learn more about this study, you or your doctor may contact the study research staff using the contact information provided by the sponsor.
Please refer to this study by its ClinicalTrials.gov identifier (NCT number): NCT03149445
Czechia | |
Hospital Motol | |
Prague, Czechia |
Study Director: | Kim Krogsgaard, MD, DMSc | Saniona |
Responsible Party: | Saniona |
ClinicalTrials.gov Identifier: | NCT03149445 |
Other Study ID Numbers: |
TM002 |
First Posted: | May 11, 2017 Key Record Dates |
Last Update Posted: | April 22, 2020 |
Last Verified: | April 2020 |
Individual Participant Data (IPD) Sharing Statement: | |
Plan to Share IPD: | No |
Studies a U.S. FDA-regulated Drug Product: | No |
Studies a U.S. FDA-regulated Device Product: | No |
Prader-Willi Syndrome Syndrome Disease Pathologic Processes Intellectual Disability Neurobehavioral Manifestations Neurologic Manifestations Nervous System Diseases Abnormalities, Multiple Congenital Abnormalities Chromosome Disorders Genetic Diseases, Inborn Obesity Overweight Overnutrition |
Nutrition Disorders Metoprolol Anti-Arrhythmia Agents Antihypertensive Agents Sympatholytics Autonomic Agents Peripheral Nervous System Agents Physiological Effects of Drugs Adrenergic beta-1 Receptor Antagonists Adrenergic beta-Antagonists Adrenergic Antagonists Adrenergic Agents Neurotransmitter Agents Molecular Mechanisms of Pharmacological Action |