Clinical trial • Phase III • Psychiatry

NALTREXONE HYDROCHLORIDE for Compulsive sexual behaviour disorder

Phase III trial of NALTREXONE HYDROCHLORIDE for Compulsive sexual behaviour disorder.

Overview

Trial Therapeutic Area
Psychiatry
Trial Disease
Compulsive sexual behaviour disorder
Trial Stage
Phase III
Drug Modality
Small molecule

Key dates

Initial CTIS Submission Date
12-06-2024
First CTIS Authorization Date
30-09-2024

Trial design

Escitalopram (Aciprex, product Aciprex, 10 mg tablet; max daily dose indicated 20 mg) ; Paroxetine (Parogen, 20 mg tablet; max daily dose indicated 40 mg) ; Naltrexone (Naltex, 50 mg tablet; max daily dose indicated 50 mg) ; Combined treatment (escitalopram plus naltrexone) ; Placebo (capsules containing microcrystalline cellulose and magnesium stearate). Schedule/dosing regimen not specified in the available record.-controlled Phase III trial across 1 site in Poland.

Comparator
Escitalopram (Aciprex, product Aciprex, 10 mg tablet; max daily dose indicated 20 mg) ; Paroxetine (Parogen, 20 mg tablet; max daily dose indicated 40 mg) ; Naltrexone (Naltex, 50 mg tablet; max daily dose indicated 50 mg) ; Combined treatment (escitalopram plus naltrexone) ; Placebo (capsules containing microcrystalline cellulose and magnesium stearate). Schedule/dosing regimen not specified in the available record.
Target Sample Size
410

Eligibility

Recruits 410 No vulnerable populations selected; participants are adult males aged 18-60 years. Participation requires a signed informed consent form including consent to the processing of personal data..

Vulnerable Population
No vulnerable populations selected; participants are adult males aged 18-60 years. Participation requires a signed informed consent form including consent to the processing of personal data.

Inclusion criteria

  • {"criterion_text":"- Male gender and age 18-60 years"}
  • {"criterion_text":"- Signed informed consent form for participation in the study and consent to the processing of personal data"}
  • {"criterion_text":"- Declared willingness to participate in the procedures included in the study protocol"}
  • {"criterion_text":"- Subjective sense of loss of control over one's sexual behavior (e.g., viewing pornography, masturbation, or use of paid sexual services, etc.),"}
  • {"criterion_text":"- Seeking specialized help/therapy including pharmacotherapy for perceived symptoms or consequences of the symptoms,"}
  • {"criterion_text":"- Documented diagnosis of CSBD according to ICD-11 diagnostic guidelines (WHO, 2022)"}

Exclusion criteria

  • {"criterion_text":"- Co-occurrence of mania or bipolar affective disorder, moderate or severe depression episode, psychotic disorders, obsessive-compulsive disorder or cognitive impairment (dementia, mental retardation) according ro ICD-11 diagnostic guidelines (WHO, 2022)"}
  • {"criterion_text":"- Any laboratory result deviating from normal values (laboratory norm) will be analyzed on an individualized basis in conjunction with the participant's clinical condition and medical history. Laboratory deviations that are the basis for the decision not to start or withhold pharmacotherapy, and thus discontinue the patient's participation in the study. 1)aspartate aminotrasferase (AST), alanine aminotransferase (ALT) - activity exceeding 3 times the upper limit of normal 2)hemoglobin < 10 g/dL, 3)leukocytes <3000/µL, 4)platelets <100,000/µL, 3)fasting glucose > 120 mg%. 4)creatinine - increase in concentration exceeding 1.5 times the upper limit of normal 5)eGFR ≤ 50 ml/min/1.73m2 6)sodium - hyponatremia < 126 mmol/L or hypernatremia > 150 mmol/L, 7)potassium - hypokalemia ≤ 3 mmol/L, hyperkalemia ≥ 5.9 mmol/L."}
  • {"criterion_text":"- Current use of antidepressant, anti-anxiety, antipsychotic or mood-stabilizing medications"}
  • {"criterion_text":"- Current use of psychotherapy or other psychological support"}
  • {"criterion_text":"- Clinically significant neurological disorders reported in the medical history"}
  • {"criterion_text":"- Current psychoactive substance dependence, compulsive gambling"}
  • {"criterion_text":"- Positive drug test result"}
  • {"criterion_text":"- Any medical contraindication to the use of escitalopram, paroxetine or naltrexone hydrochloride (according to summary of product characteristics)"}
  • {"criterion_text":"- Use of other drugs that have clinically significant or pharmacokinetic interactions with the investigational medicinal products"}
  • {"criterion_text":"- Other conditions that, in the opinion of the investigator, constitute significant contraindications to participation in the clinical trial, e.g. inability to participate in all study procedures including cognitive impairment to the extent that it is impossible to understand the study procedures and participate in the procedures"}

Endpoints

Primary endpoints

  • {"endpoint_text":"- Scores obtained on the CSBD-19 scale","definition_or_measurement_approach":"Scores obtained on the CSBD-19 scale"}
  • {"endpoint_text":"- Scores obtained on the BPS scale","definition_or_measurement_approach":"Scores obtained on the BPS scale"}
  • {"endpoint_text":"- Frequency of compulsive sexual behavior measured by patient diary data.","definition_or_measurement_approach":"Measured by patient diary data"}
  • {"endpoint_text":"- The severity of the perceived “desire” for compulsive sexual behavior","definition_or_measurement_approach":""}

Secondary endpoints

  • {"endpoint_text":"- Scores obtained on the CSBD-DI scale.","definition_or_measurement_approach":"Scores obtained on the CSBD-DI scale"}
  • {"endpoint_text":"- Scores obtained on the HADS scale.","definition_or_measurement_approach":"Scores obtained on the HADS scale"}
  • {"endpoint_text":"- Scores obtained on the DERS-SF scale.","definition_or_measurement_approach":"Scores obtained on the DERS-SF scale"}
  • {"endpoint_text":"- Scores obtained on the IIEF-15 scale.","definition_or_measurement_approach":"Scores obtained on the IIEF-15 scale"}
  • {"endpoint_text":"- Scores obtained on the BIS scale.","definition_or_measurement_approach":"Scores obtained on the BIS scale"}
  • {"endpoint_text":"- Responsiveness to erotic stimulus cues measured by behavioral performance (reaction time and correctness of performance) in the Incentive Delay Task","definition_or_measurement_approach":"Measured by behavioral performance: reaction time and correctness in the Incentive Delay Task"}
  • {"endpoint_text":"- Reactivity to cues of erotic stimuli measured by neuronal indices (amplitude of evoked potentials in EEG) in the Incentive Delay Task","definition_or_measurement_approach":"Measured by neuronal indices: amplitude of evoked potentials in EEG during the Incentive Delay Task"}
  • {"endpoint_text":"- Scores obtained on the CSBD-19 scale","definition_or_measurement_approach":"Scores obtained on the CSBD-19 scale"}
  • {"endpoint_text":"- Scores obtained on the BPS scale","definition_or_measurement_approach":"Scores obtained on the BPS scale"}
  • {"endpoint_text":"- Frequency of compulsive sexual behavior measured by patient diary data.","definition_or_measurement_approach":"Measured by patient diary data"}
  • {"endpoint_text":"- The severity of the perceived “desire” for compulsive sexual behavior.","definition_or_measurement_approach":""}

Recruitment

Planned Sample Size
410
Recruitment Window Months
52
Consent Approach
Participants must provide a signed informed consent form for participation in the study and consent to the processing of personal data. No assent process or age-specific consent language is specified; participants are adult males (18-60).

Geography

Total Number Of Sites
1
Total Number Of Participants
410

Poland

Earliest CTIS Part Ii Submission Date
02-09-2024
Latest Decision Or Authorization Date
30-09-2024
Processing Time Days
28
Number Of Sites
1
Number Of Participants
410

Sites

Site Name
Szpital Bielański im. Ks. Jerzego Popiełuszki Samodzielny Publiczny Zakład Opieki Zdrowotnej
Department Name
Klinika Psychiatrii CMKP/Bielańskie Centrum Zdrowia Psychicznego
Principal Investigator Name
Michał Lew-Starowicz
Principal Investigator Email
michal.lew-starowicz@cmkp.edu.pl
Contact Person Name
Michał Lew-Starowicz

Sponsor

Primary sponsor

Full Name
Centrum Medyczne Ksztalcenia Podyplomowego
Organisation Type
Educational Institution
Country Of Registered Address
Poland

Third parties

  • {"country":"","full_name":"Agencja Badań Medycznych (ABM)","duties_or_roles":"Monetary support","organisation_type":""}

Investigational products

Investigational Product Name
Naltex, 50 mg, tabletki powlekane
Active Substance
NALTREXONE HYDROCHLORIDE
Modality
Small molecule
Routes Of Administration
ORAL
Route
Oral
Authorisation Status
Authorised (marketing authorisation number: 17612)
Maximum Dose
50 mg
Investigational Product Name
Aciprex, 10 mg, tabletki powlekane
Active Substance
ESCITALOPRAM OXALATE
Modality
Small molecule
Routes Of Administration
ORAL
Route
Oral
Authorisation Status
Authorised (marketing authorisation number: 16362)
Maximum Dose
20 mg
Investigational Product Name
Parogen, 20 mg, tabletki powlekane
Active Substance
PAROXETINE
Modality
Small molecule
Routes Of Administration
ORAL
Route
Oral
Authorisation Status
Authorised (marketing authorisation number: 11962)
Maximum Dose
40 mg
Investigational Product Name
Capsules containing tablets with microcrystalline cellulose 102 245 mg and magnesium stearate 5 mg.
Modality
Other
Routes Of Administration
ORAL
Route
Oral
Authorisation Status
Not applicable
Maximum Dose
500 mg
Combination Treatment
Yes

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